02 silverado rough idle. I checked fuel pressure 60 psi.

02 silverado rough idle 3L vortec is supposed to experience. it happens while in park and while stopped in drive Dec 9, 2016 · Before I get flamed for posting yet another rough idle post. 02 silverado idling rough on cold mornings could it be the oxygen Mar 13, 2009 · Driving was fine, but idle sucked. 1 as it idles. i have included a video i took of the rpm and oil pressure. It was not until Lew worked his magic, along with raising the Feb 2, 2009 · 2003 Silverado rough idle, idles good after "check engine" light My 2003 silverado idles very rough, and then the - Chevrolet 2003 Silverado Ss question. The engine light is off. when running rich or lean, it trails back to the misfire. Jump to Latest The other codes the truck are bad knock sensors and a bad 02 sensors but the truck has had those since i bought it and the problem only started recently. 1819 posts Your engine's knock sensors will cause it to idle rough when it is cold (same thing happened on my dad's Yukon). Clean the throttle body and iac with throttle body cleaner. and the 02 sensors have been tuned out. 3's are known to have a stumble on idle in drive and park. found that out after replacing everything. Sometimes the truck would start normally but then die, then start right up again normally and run and idle fine. 3L, when in park or at a stop light my truck idles very rough, low and the whole truck shakes that i swear it almost dies. Ignition timing is jumping between 15. 3L that will start up, rev to about 1000 rpms then drop down to a rough idle around 100 rpm then completely stall out. It only did it occasionally, and was just barely noticable. I checked the spark plugs and they are in good shape. I have an '02 Silverado 4WD with 138,000 miles. Carpenterguy1992 Discussion starter. Purpleearple Discussion starter 9 posts 02 Silverado with 4. This is a 2007 Chevrolet Silverado 2500HD, 6. Jan 14, 2015 · cold start rough idle. 3L automatic 4x4 w/ dual exhaust. This issue can lead to poor engine performance, decreased fuel efficiency, and increased emissions. 3 and have noticed the rough idle while in park or in gear. It’s throwing po106 po507 po573 po2119 codes. When turning it over the second time just seconds after it died, it has a hard time trying to start with stumbles, but it finally starts with it running rough, but this second time it smooths out after a couple of minutes and runs fine May 7, 2018 · Recently purchased a 2004 Silverado work truck 4. Dirty or Faulty Spark Plugs: Spark Sep 24, 2010 · Honestly, Ive seen many rough idle complaints caused by a simple leaking vacuum hose. 0 rough idle on cold mornings/loss of power at random. Lifter Tick: This is a frequent cause of ticking in Silverado engines, particularly those with high mileage. I have changed the plugs and no difference . 3L. For the past month or so the truck has been running really rough. 0 150,000 miles. Jan 23, 2009 • 2003 Chevrolet Silverado 1500. while idling it has "rough patches" it seems to go from normal idling to a lil rough Jun 26, 2015 · The reason why the engine will idle rough is because it's not getting as much fuel as it needs to idle and maintain the necessary engine revs. Within 10k miles it started acting up. It can also manifest as a fluctuating RPM gauge, a feeling of the engine “missing” or sputtering, or even a noticeable drop in engine power. Locate the fuel filter along the frame of the truck (driver's side). GM World Class May 28, 2017 · Before that project was finished the truck sat idle for almost a year. Get repair estimates at RepairPal. The vehicle sputters and stalls when ac is Feb 6, 2022 · Rough idle at startup, then smooths into high idle. I wouldn't say it's a really rough idle by any means, but it's sort of choppy at times, and I've noticed I can make it for if I put it in reverse Dec 4, 2017 · '02 TB EXT 4. May 6, 2008 · 78 Silverado Big 10 w/factory 454 00 S-10 Blazer Mine is a 2008, though. 0l running rough during idle. Oct 17, 2012 · Might have a solution for y’all. 0 gasser is experiencing rough idle at random times, things I have done, new plugs, wires, air filter, fuel filter, replaced both knock sensors, and harness. Basically, the spring had broke inside the TPS which returns it to idle. Jul 7, 2024 · My 04 silverado with the 5. How much fluctuation on the tach. 3 started having some issues throwing up codes p0300 and p0175, i have long tube headers cold air intake and 93 octane, I got the truck tuned, about a month ago the truck started throwing up codes for 02 sensors, "no activity", etc. 3L V8 developed the same rough idle on start-up so many others have reported. It’s got a pretty bad idle. Here's a list of some things I've replaced and a link to my datastream. I have changed the EGR, O-2 Sensor, Idle control - Chevrolet 1992 K1500 question. 7,384 Satisfied Customers. Not drivable. Hooked a code reader up to it, no codes so I just dealt with it until spring when our temps got warmer. Throttle body Cold air intake 4 o2 sensors l Maf sensor Pcv hose Water pump Thermostat Cats Injectors Felpro intake manifold Knock sensors Vally pan gasket The Coils are good and has Jan 12, 2022 · Please help I recently purchased this truck after my last was totaled it ran perfect for two weeks an then randomly started idling really rough wanting to die out. The iac, idle air control will cause Chevy Silverado rough idle when cold due to exhaust system leakage, malfunctioning spark plugs, sensors failure, and broken ignition coils. But I have no power and feels like no passing gear. 3 lm7 has had a rough idle and misfire for the longest time. Jan 6, 2014 · I to am starting to expierence the same problem with my '02. Answered by Tim's Auto Repair in 9 mins 14 years ago. I’ve replaced the fuel pump, spark plugs, starter, positive and negative wires from battery, new MAP sensor an the oil pressure sensor. I've replaced all plugs and wires and coils. This happens when the truck is cold or warm. , Mar 30, 2024 · The Chevy Silverado truck is a popular truck that is known for its reliability, durability, and performance. They said they found the problem to be a bad 02 sensor. Everyonce in a while after driving and I turn it off an come back and start it up it will idle up an down for a few seconds then it will stop. Feb 12, 2020 · Im having issues with my 2010 silverado 5. I recently replaced all 8 fuel injectors, and immediately after starting the truck with the new injectors, the engine runs really rough. On my way home this evening I notice that the truck "clunks" a little bit. Here's what I can get with Jun 4, 2024 · so, for 6 months or so since i had my truck in the shop it has had a rough idle. Dec 22, 2010 · rough idle, almost dies. Feb 12, 2012 · rough idle when cold. I only have 6000 klms and it has been this way since day one. Got it back and it ran great for a week or so. any input is greatly appreciated. It never has stalled out, so I just lived with it for awhile. Save Share could be 02 sensorspull a plug from each side of the engine. I changed the IAC, but it didn't change a thing. Come join the discussion about performance, modifications, classifieds Feb 11, 2018 · Hello i have a 03 silverado 5. They idle rough by nature. Logan2889 Discussion starter. im 16 and this is my first vehicle. No better after that. 2L is often brushed off as normal but mine had been butter smooth until that point so I knew that wasn't the case for me. 0L 2021 Sierra Elevation 3. The truck has a miss at low rpm and rough idle. 3L in it. ran codes, misfire graph and showed nothing. Discover common causes like vacuum leaks and spark plugs, plus repair costs on RepairPal. 8 rough idle when cold weather usually 70 degrees or below and mainly in the morning. paying for some or all of the Dec 12, 2011 · id scan it and if it comes up 02 sensor change it then go from there! This started happening all of the sudden to me too. Common Causes of a Rough Idle in a Chevy Silverado. Still cylinder 1 and 3 misfiring but fuel trims show both banks are struggling. Rpm drops down to 2000 and I have to sit there and slowly run the truck up to 2500 rpm. 1L, 2002 Blazer) so I know this is not "normal" chevy roughness. or vacuum leak somewhere. 1. 5" level lift, Grenade XD wheels, 305/55/20 Nitto Terra Grapplers. When accelerating and driving it's fine, you don't notice anything, it is only at idle. By the afternoon, she’d crank and idle fine, when the temps came up to above 70°. Apr 30, 2022 · My truck has a rough idle in drive an in park. A ticking noise in your Chevy Silverado can stem from a variety of issues, ranging from minor inconveniences to serious mechanical problems. The dealer did the GM valve/ fuel injection clean wher they run the truck on a can of cleaner. 1990 Chevrolet K2500; Related Topics. 6. Hey, It's wortha shot, wont cost much and it eliminates a possible problem. i actually have 2 questions. I dont understand it has a throttle body could it be a problem with that or a throttle pos sensor, egr valve, sock in fuel tank. Fuel regulator had good vacuum Jul 21, 2024 · My 22 Silverado with the 2. No change. mass air flow, throttle position sensor, all 02 sensors, ac compressor and my truck still has a rough idle. check the 02 sensors. Jump to Latest NEW: 2021 Silverado LT Z71, 5. 2000 Chevrolet Silverado 1500 Rough Idle: Causes & Repairs Customer: 2002 chevy silverado z71 with 4. There is no throttle response when I try to give it gas just extreme hesitation and drop in rpms, the intake manifold pops every so often, suggesting a lean mix, and Jan 22, 2018 · I’ve been experiencing a rough idle in my Chevy Silverado lately, but the weird thing is, the check engine light isn’t on. I wasn't born in Texas but I got back here as soon as I could. Sitting in the cab you can feel the shake if I crack the throttle just below 1000 rpm it will smooth out a bit. The P050D diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates a cold start rough idle. 2L '06 Saab 9-7x 5. My rpm stays at 500 never flutters. That is normal. P. looks brand new inside and out. Gm 5. Feb 2, 2024 · 2012 5. 3 and for the past few months it has been idling rough. I have an 03 silverado w/5. 0 % 34% of the time it's the Apr 28, 2018 · Rough Idle? Jump to Latest 2K views 3 replies 4 participants last post by EdgecrusherXES Apr 28, 2018. Other than the rough idle, the truck is Aug 23, 2023 · I have an '18 Silverado, Reg. definitely don't want just a code reader, I Explore rough idle issues in your 2006 Chevrolet Silverado 1500. It has recently been in the mechanics shop to try and solve this. 2K views 20 replies 6 participants last post by 2003Silverado Sep 8, 2023 Dec 25, 2024 · Good evening, my 2013 Silverado 5. 3 was running rough on cold starts and smelled really lean. it does this at stop lights until it warms up then Jun 1, 2015 · I was at the traffic light a couple days ago and my truck started to idle rough and a warning came on my dash saying service stabilitrakWhat is the fix to problem? A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Jump to Latest 3. Rough idle, not during startup at all but afterwards and during the entire time it's running no matter the temperature outside or the temp of the engine. Sometimes maybe once every 3k or so miles I get a p0171 code. also there is a U0422-"invalid data received from body control module" Jan 13, 2022 · 2009 Silverado 5. Any updates on this, just got my 2023 ZR2 Silverado and drove it home 300 miles currently at Oct 26, 2024 · My 2011 Silverado has this irractic idle issue as well. it runs great down the highway. Idles at 500 RPM, which seems low. Id really change that fuel filter if its been on that long. After they changed it, I still notice a slightly rough idle when Dec 6, 2016 · Hey guys I'm new here and trying to figure out what could be causing my truck to have an random rough idle. Mar 1, 2014 · Hello all I have a 2009 Silverado 1500 LT 5. It never has idled rough when in park or neutral. Lifters are small Oct 12, 2016 · I've got a 99 silverado 5. I have no engine light so not sure if any codes are in the computer. The vacuum that goes to the back of the intake from Nov 5, 2023 · Fixing a Chevy Silverado’s Rough Idle When Stopped. 3- 30,000 miles. My scanner tells me its cylinder 7 and 2 that are missing I’ve replaced the coils, spark plugs, wires, maf sensor, intake manifold gaskets, fuel pump and knock sensors/harness all oem except fuel pump and knock sensor's the main problem I want fixed is the p0300 but Oct 27, 2021 · Hello all, just picked up a 2010 Silverado as a second work vehicle. When I am at a stop light, there is a definite roughness to the idle. the wire are also in good shape Apr 22, 2014 · rough idle/stalling. Nov 22, 2019 · The first problems started, when the vehicle would idle really rough, to the point where it felt like it would die (this happened every morning, especially on the cold days) and it also started to "buck" like it didn't get enough air or fuel to go during acceleration. Took it to my dealer for a rough idle, In drive at a stop light idles very rough. If the above suggestions don’t fix the problem, try these out. If cleaning didn't fix it a new one is not very expensive. Jul 13, 2020 · Engine Oil Overfill May Lead to Engine Vibration January 16, 2020 An engine vibration condition may occur when the vehicle is stationary or accelerating from a stop on some 2014-2018 Silverado, Sierra; 2015-2020 Escalade, Tahoe, Suburban, Yukon; 2016-2019 CTS-V; 2016-2020 Camaro; 2018-2020 Express, Savana; 2019 Silverado LD, Sierra Limited; and 2019 Aug 30, 2016 · 2011 silverado rough idle. CAI, Hypertech Max Energy Programmer Dealer told me the somewhat rough idle and 500 rpm when stopped is a GM way of reducing fuel usage when stopped. A rough idle is characterized by the engine shaking or vibrating excessively when the vehicle is stationary. The truck runs PERFECT after it warms up. vacuum leaks, idle control valve issues, and electrical issues. . map sensors chevy silverado rough idleing a c in my 1992 chevy truck vaccum lines chevy 305 1992 chevy The most common reasons a Chevrolet Silverado 1500 has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. Of course the RPM drop is in sync with the rough Dec 8, 2022 · Late yesterday pulling up to a vendors place I noticed a rough idle. Sounds just like what it’s doing- esp. Bought a can of throttle body cleaner and took off the throttle body (TB). bunch of stuff. 2003 Chevrolet Silverado 1500 Rough Idle Oct 9, 2016 · Recently it started to idle rough but not enough to move the tachometer. It seems to be worst in the morning when the engine is cold (Minnesota Winters) but also shows up when the engine is at normal operating temperature. ASE Master Certification. Jun 13, 2024 · I have a 2002 GMC Sierra with the 5. No check engine light. This means that the engine is experiencing difficulties during cold starts and may exhibit a Jul 21, 2024 · Intermittent Rough Idle and Stalling. 3L, 5. Its got the 5. '02 TB EXT 4. This issue can be caused by a Nov 21, 2023 · Currently- the truck used to be all bank 1 but now it is just running rough with each fuel trim randomizing -5 to 5 at idle. bought it used has about 88,500 miles on it and was taken well care of. Get repair cost estimates and expert advice at RepairPal. The truck is one owner has been taken care nicely. 3 Bought it with low miles. I finally took it in and the tech hooked up the Merc scanner/Rhinda scanner. 3 silverado rough idle when decelerating to a stop When I'm coming to a stop, the idle will surge and rough idle causing some minor jerking and even sound like the engine might cut out (though it never does). Tim's Auto Repair. 7L, TBI, 160K miles Well I have the popular hesitation, missing, loping just off idle. 8 v8, rough idle at start up slight clammer in engine it reduces and does fine after it warms up an gets to operating temps. It is intermittent and not constant. I have read all the FAQs I could find and have done some testing and checking as well as replaced some parts, but I am still having the problem. Codes P0101 and P0300. Once it’s been running for about 10-15 minutes it evens out and runs great. Changed the plugs, wires, 02 sensor, and map sensor. All of which points to an injector or ECM issue, or if I’m lucky, a faulty 02 sensor. 0 Vortec when it’s first started runs really rough almost like it’s misfiring. Same with transmission fluid and 03 silverado 4. when im driving it runs perfect, but it's only when im parked or stopped. I am usually a proud owner of my cars and trucks but this here Chevy is a disappointment! I have great amounts of problems one of them being rough idle. After I've completed a stop the idle recovers and smooths out quickly. 3 that has a slight "shake" or rough idle when warmed up and sitting still. Sat for a year and previous owner said the fuel pump was out. 3L Flex Jun 26, 2018 · I have a 02 Silverado 2500hd 6. if you graph and monitor the readings of other sensors along with that to see They claim this problem is the intake manifold gaskets that are leaking, when cold they contact enough to suck in air leaning mix to point both bank one and two 02 sensors activate, makes Mar 3, 2022 · Assuming it may be the gas cap. Apr 21, 2011 · misfires and rough idle. 2 and sometimes as high as 24. Feb 26, 2019 · My 2013 Silverado with the 5. Jan 12, 2015 · I have a 2008 Chevy Silverado 1500. Reactions Nov 11, 2024 · rough idle. Sep 11, 2024 · I’ve got a 2006 Chevy express van. took it to a shop, they are saying i have a p0455 code for gross evap leak im guessing its a stored code my truck doesnt have a gas cap, but i never get the gas cap alert that ive read about. com, gmfullsize. I've only ever owned Chevy trucks (2005 silverado Z71, 2001 2500hd 8. 18 posts · Joined 2012 Add to quote; Only show this user #1 · Aug 30, 2016. 3 and has 160k on it. It’s a 4. All within 20 seconds. when i got the truck back it had a rough idle, no check engine codes took it to a few places who couldnt figure it out, so i just drove it Sep 1, 2021 · 2014 Silverado LTZ Texas Edition 4x4 Magnusson TVS2300 TSP Cam & AFM delete. however no solution and still idles rough. 5K views 9 replies 3 participants last post by jeffreyrobinson1969 Oct 3, 2024. i had the trans re done, tune up, injectors cleaned, throttle body cleaned, plugs/wires replaced. The truck will run normally after about 2 minutes, but the rough idle and erratic range of idle (from below 500 up to 2000, back down and up a couple more times) is getting me really annoyed. Since I got the Intune, it seems to have helped a lot and I really don't notice it anymore. Here’s what I’ve noticed: The idle feels rough and uneven, especially when the engine is warm. Valve Is your Silverado experiencing a rough idle and bad acceleration? The EGR valve might need to be replaced. Idles around 500rpms, have a p0300, and a p0106 which came along later. The problems I am having is rough idle and slight RPM drops. 8 liter. Dec 12, 2014 · 1993 silverado rough idle and stalling. 3L, Range AFM delete, 2. went to dealer twice. Thread starter Ashtonross; Start date Jan 12, 2022; Ashtonross. The 8L90 trans does some weird stuff but doesent break from my experiance too many things happening at once with the DI setup and creates some interesting results for drivers. and it is not the normal rumble that the 5. Mar 9, 2023 · What Causes Rough Idle? The most common cause of rough idle is a vacuum leak or a failed PCV valve. 3 posts · Joined 2022 Add to quote; Only show this user #1 · Mar 3, 2022. they said it is probably fuel related b\c of the "winter mix" of fuel. About 30 seconds later she purrs Dec 22, 2016 · 07 silverado rough idle. The truck is not throwing any codes. The most common reasons a 2006 Chevrolet Silverado 1500 has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. My 2002 gmc 2500 6. I had similar issue with my 02 silverado. Last Friday, I took it in for a routine oil change. Towed it home, new battery and she fired up! Ran rough, bogged down under acceleration and wanted to died when I put it in gear. Close Ask a Mechanic Now. After multiple “fixes” and attempts, it turns out the brake booster is failing. Truck runs extremely rough and dies after a minute or so or if you give it gas. the weather got cold so i don't know if that is the problem. After a few weeks of this Jan 21, 2022 · 2020 Silverado 3500HD; LT, Z-71, 4x4, CC, Std. It showed TPS out of spec at idle. No trouble codes and the rough idle only lasted a few seconds. after filling up with gas. runs smooth when first started but gets rougher as the vehicle warms up. The more aggressive the stop, the more aggressively it does Oct 24, 2024 · Understanding Rough Idling. 3 is there a common sensor that goes out? Save Share Like. Put a new fuel filter on it and ordered a new fuel pump. The truck is a 2005 sierra 5. I have an 07 Chevy Silverado 1500 two wheel drive with the 4. I ended up replacing the cap twice and the rotor once. After about a minute or so it will idle rough, sometimes idle down to 300 to 400 rpm, sometimes activating check engine light to flash but not stay on steady. P050D 2015 Chevrolet Silverado Code - Cold Start Rough Idle Jun 12, 2014 · I have an 05 Silverado 5. However, even the most dependable vehicles can experience problems from time to time. Just did all new plugs and wires but issue in still present. 39,000 miles. 0l, crew cab, long box replaced w flatbed. 3l and originally only in wet conditions I had a rough idle that seemed like a misfire with bad acceleration and bad vibration. Mar 13, 2010 · • A cold rough idle that diminishes as the engine warms up. codes showed bank 1 lean, but no check engine light. Full Forum Listing. 0L Duramax This site is funded by you! If you have saved some money from help you received, please consider becoming a supporter or donating . Oct 7, 2023 · so, ive had a rough idle for a few weeks, no check engine light. Brand new 24TB has a rough idle, sputters and spurts on first start up with the temp around 15 degrees. When it is still cold and you put it in drive it feels like it wants to lurch forward. 5 RC lift with 285/70/17 Goodyear Duratracs and MB Stryker wheels Flowmaster 40 exhaust, Airaid Jr. 0l Silverado with 92k I am getting a rough idle response is good everything else is fine. make sure the plugs arent cracked from mis handling or overtightening NEW: 2021 Silverado LT Z71, 5. smoked and shuttered even worse than before starting any tune up ,could smell gas in oilput in lucus with less than 1/8 tank of gas at that timechanged oil and dist cap 4 days ago, changed fuel pump yesterday, and the fuel Feb 28, 2022 · Rough Idle In Drive 2015-2016 Cadillac Escalade Models 2014 Chevrolet Silverado 1500 2015-2016 Chevrolet Silverado 1500, Suburban, Tahoe 2014 GMC Sierra 1500 2015-2016 GMC Sierra 1500, Yukon Models With engines 4. Claimed they did a complete diagnostic and found nothing. It also back fires through the exhaust on the highway when I let off the gas going around 65mph and recently it started to shift hard from 1st to 2nd. One of the more common issues that Silverados may run into is rough idling when stopped. After they changed it, I still notice a slightly rough idle when stopped in drive. I put new plugs in it 3k ago when my lifters needed to be replaced ,so do you think its time I replace the wires . 8L all of sudden is hard to start, needs much cranking, and has a rough low idle. All the numbers are within Spec. 0L Duramax If your codes are resolved but the idle is still a little rough, it may need to have the Mar 3, 2022 · 02 Silverado rough idle when cold. Jul 28, 2012 · I have a 2012 Chevy silverado with the 5. It could also be caused by other air-fuel mixture related issues like bad fuel injectors, EGR valves, or low compression. 16 years experience Mar 10, 2010 · Try putting the truck in park and let off the brake and see if idle improves and then apply brake while in park and see what happens to idle if it gets rough idle when in park with brake applied and does ok when in park without brake applied i would look for a vaccum leak near brake booster or on top of motor you should hear a hissing sound if it is. My question is what is a good scanner that is affordable. also have your egr Feb 14, 2015 · When driving my 2011 GMC Sierra 5. it shouldn't be dirty. Already took off TB from motor and cleaned it with a tooth brush and TB cleaner, replaced temp sensor, cleaned MAF sensor, there is no IAC valve (sensor) on this engine. It’s frustrating not getting any codes to point me in the right direction for troubleshooting. try changing the coolant temp sensor Read full answer. lzn197. This used to be a Mar 14, 2019 · I have a 2010 Sierra, 4. Usually you will get a code for them You can even try disconnecting the wiring harness for the knock sensors to see 2003 Chevy Silverado SS 1500 AWD 6. The rough idle is very obvious while in drive at a stop light, when it neutral is drops off a bit but you can still feel vibration, in park it's the same as neutral. Did some googling and apparently a rough idle on the 6. Buy. 3 with 93K and she's been acting up the last couple of weeks. 3L, Katzkin Apr 29, 2015 · 2000 Silverado 5. Thanks![emoji846] 2002 chevy silverado z71, 5. 2001 silverado 5. For a few weeks it has started ticking, which lead to a rough idle along with many exciting lights and messages. I would say 02 sensor because they stop reading at WOT, and its not cutting out at WOT Jul 16, 2011 · Rough idle is terrible. Alright so I bought this 1993 silverado awhile ago and I've been trying to figgure out this Oct 24, 2022 · Rough Idle cold start. Saturday morning, the SES light came on and it had a rough idle (more so as it warmed up) and hesitation. Come join the  · 01-02-13 11:42 AM - Post# 2303377 In response to rs64 I have a 2012 Crew Cab with the 5. It has been very well maintained, engine oil & filter always changed earlier then recommended. I have a 2002 chevy Silverado 1500 z71 and whenever it’s colder outside May 13, 2022 · Low and rough idle? 2012 Silverado 3500 dually, 6. intake hoses with some brake cleaner or soapy water with engine running and listen for any change in the sound of the idle. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Show Less . 2010 Silverado ECRB LT2 5. In park or when sitting at a stoplight, the vibration is noticeable. Hooked up to a Scanner, to read real time data and nothing seems out of sorts. they also mentioned they had been seeing this in the V8 engines. 0, when driving it loses all power, barely runs and then just dies & will not. Has anybody had this same problem or know how to fix it. 3 liter vortech v8 extended cab 6. both at idle and when the engine is revved up to 3k rpm-look at both exhaust manifolds, and make sure all the bolts are present. if you hear a change in the idle then you probly found the leak. 2L '11 Caprice PPV 6. It only does this when the A/c is on. Sep 24, 2010 · My 2002 1500 Sliverado 4. Here are some of the most common culprits: 1. Check common rough idle issues in the 2000 Chevrolet Silverado 1500, from vacuum leaks to spark plugs. I bought a 2015 Silverado brand new with the Eco 4. You can feel it in your seat and the whole truck basically shakes like its missing or something. 0 4x4 with around 255k. 0L, 4WD. Come to a stop and the motor will shake. com, and a few others to no avail. When I start the truck up in the morning, it will idle rough immediately, for about 30 seconds and then some other mode kicks in to make the rpms go up slightly and it purrs Feb 14, 2012 · For about the last month I have been battling an intermittent rough engine idle. to my surprise this 2011 has a rough idle as well. Apr 7, 2020 · Hey all. 5 foot bed ect ect. Near 300 then up to 700/800 and back down quickly. G. Nov 5, 2013 · I have a 2000 Silverado 5. The check engine light came on throwing code p0305 which is a misfire in cylinder 5. I’m new to the forums and I need some help. i am so sick of this nonsense. It's not misfiring or anything, just vibrates the truck, very much repetitive and repeatable. My RPMs continually drop, idles at about 500 but drops to 400 over and over again. When the truck is cold it starts an runs rough for ten seconds or so then clears up after its warm runs good. My 2007 silverado 5. Sep 8, 2023 · Worn piston rings can cause oil to seep into the combustion chamber, leading to poor combustion and a rough idle. No Nov 1, 2015 · 02 6. Customer: 2002 chevy 1500hd 6. Let it idle in park, again shaky motor. When I smash on the gas rpm goes up to 3000 , and it bogs down, back fires. This article Oct 19, 2024 · Common Causes of Ticking Noises in Chevy Silverados. Then it came back again. Aug 25, 2020 · I have a 2004 Chevy Silverado 2500hd with a 6. No codes at all. Jump to Latest A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. They have a tendency to break off, and can cause the engine to run poorly when they do. Spits and sputters, Essentially undriveable. This is intermittent, it will go from shaking to smooth. 0L '08 Avalanche LTZ 6. I put in Denso IRRIDIUM plugs, which smoothed the idle a TAD, but still surged. 5. Driving highway speed, Engine light flashing then stays on, Engine with hesitation, stumbles on acceleration, misses, rough idle. A rough idle is characterized by the engine running unevenly and potentially stalling or misfiring. 0 with 150K miles Already New fuel pump, New WIX fuel filter, AC/DELCO tune up, LOTS of fuel cleaner, DEEP cleaned the intake with Gumout+PEA No CEL, But my creade code reader got a codes P0171 P0174 ?? Very bad idle-sputtering in cold start, then after 2-3 minutes ECM compensates, warms up and runs great ?? The most common reasons a 2021 Chevrolet Silverado 1500 has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. p0327 and p0332. Feb 19, 2013 · whenever i start my truck (2002 silverado 1500 5. May 6, 2016 · I have a 2002 Chevy Silverado 1500 5. 8L V8. 3L 2wd. 3 LT Rough Idle/ Starts - Inconsistent. as of now, when I first got the truck it had the knock sensor code so replaced both of them and the harness, then Thought I had bad gas, never did it before just in morning on cold thirty degree nights, morning start ups, engine would start, high idle at 1000 rpm, then idle down to 700 or 600. Come join the discussion about performance, modifications, classifieds  · 08-02-08 03:46 PM - Post# 1490734 Hello Chevy experts! 1991 Chevy Silverado, 5. Cab, long bed. Explore common causes of rough idle in the 2010 Chevrolet Silverado 1500, including vacuum leaks and spark plug issues. After reading dozens of forums with multiple ideas I went with the cheapest/easiest first. If you own a Chevy Silverado, then you know how reliable and powerful these trucks are. Cleaned MAF sensor, changed air and Mar 14, 2012 · 2000 Silverado 5. I've had a rough idle for about a year, but it is sporadic. 8L, Ext Cab, HD Towing package Rear wheel well liner, Linex bed liner, 5% window tint still -15 here in minnesota, and the truck is outside all day starts right up and idles normal. Since day one the truck has had a rough idle and the dealer said numerous times there was no issues. Bed, SRW, Dealer said couldn’t get the truck to idle rough. After it started acting up i replaced the whole distributor. I think that the 02 sensor's heater was going to shit, and it wasnt bad enough that it threw a sensor heater circut Oct 17, 2022 · 2013 Z71 silverado 4wd crew cab It started out as a rough idle in the mornings and the engine would die if I didn’t keep her idling above normal. 5 posts · Joined 2014 Add to quote; Only show this user #1 · Dec 13, 2014. 8 liter, truck has been running rough stalling since 150k now at 160k . gorilla03 Discussion starter. compare themone o2sensor might be Jun 25, 2013 · Rough idle after shifting into gear ,also I have no passing gear power. Chris (aka- Moose), Technician. 2012 Silverado 3500 dually, 6. Cleaned throttle body and idle air c read more 2 days ago · Rough idle , stalls when let off gas - Skip to content. Jump to Latest 5K views 14 replies 8 participants last post by MikeyMangood Sep 19, 2016. A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and Jul 14, 2017 · 2001 Silverado HD LQ4 6. 3 runs great except rough idle 500 rpm, check light flashes at times, I disconnected mas it runs. Jump to Latest 717 views 3 replies 2 participants last post by Logan2889 Mar 4, 2022. A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and Jun 21, 2011 · To the OP depends on what you calling a rough idle. 3L V8 2WD Auto with 247,000 Miles Low Idle (Not a Rough Idle, or Hard Start); I have searched for an answer to this but every search leads me to a rough idle and hard starting problem. 3L, 6. When I come to a stop at a red light or a stop sign the truck can get an extremely rough idle and almost seem as though it is going to bog out / stall. Just recently it started doing it whether it is dry or wet. He check the AFM cylinders and they was ok . Mine however will run like crap one day and the next may be fine but with that slight rough idle for a couple of minutes. . It will idle down to around 500 rpms then it will have something almost like a skip and the rpms will bounce very slighty and it causes a little "shake" in the whole vehicle. granite blue with the 5. Just changed the EGR. No code no problem. Question type: Maintenance & Repair. Please know I have spent nearly 2 months researching this issue on Silveradosierra. Maybe I’m looking at a fuel issue or filter in the tank? Somebody let me know. May 12, 2014 · Occasionally if I fire the truck up, drive to the stop sign, or I sit in the drive through, or whenever at an idle, it will start to idle very low. The check engine light flashes for about 5 min after start up along with service stabilitrak. May be something else causing the rough idle. 3!2ith 158k Miles. Additional Rough Idle Causes. 02 silverado 2500 idleing problem. A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. 3L Vortec. Jan 8, 2014 · hi all my 2001 chevy Silverado 2500 6. Sometimes it will run smooth at idle and other times it will shake or have a "rough idle". Also, gasket head failure cracked throttle Jul 7, 2024 · Having a rough idle with my motor I've replace all the o2 sensors and the only things I haven't replaced is the Map sensor, Throttle Body, and the coils. Dec 9, 2017 · Then see if that fixed the rough idle the next cold morning. That's why most of us or at least me, when we get a custom tune bump up the idle in drive and idle in park up a little to smooth it out. The factory spec is just May 18, 2022 · Hello all, first post here, I am needing some help with a rough idle issue I am battling! When warming up the engine runs smoother but has a noticeable roughness in it, once at operating temp it idles rough, even worse in gear with the ac running, it almost seems like a miss at times only at idle! driving down the road it runs great, climbs hills great, pulls my lawncare Sep 8, 2024 · Rough idle and codes. Its a 2004 silverado 1500 with about 175xxx miles. any thoughts. 3l rough idle. 0 gas, 120k miles had rough idle. I have taken off and cleaned the throttle body and have cleaned the Sep 30, 2013 · Hey guys I have a 08 6. The idle seems rough as well but I think this is a side effect of the transmission trying go forward rather than a issue with fueling or something. 3 v8, 168,xxx miles) the tach will shoot up to 1,000 then gradually fall (over about 1 minute) to 450-500 and stay there and be very rough because it wants to shut off. I was back and forth to the dealer several times while under warranty complaining about the rough idle, (that I could feel in my butt,) and all I got from the dealer was that it idled better than most. • Random misfires at idle. It is really annoying. My next step is back to a different dealer (in a new state) and get another Mar 29, 2012 · just got my 08 silverado on tuesday. A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners Aug 31, 2023 · 03 silverado, rough idle, misfires Jump to Latest 9. There is a very violent shaking that you can feel sitting inside the truck, and it idles around 450-475 RPMs, which is way lower than the usual 600-650 RPMs. Dave Nova. Can a dirty or faulty idle air control valve trigger the P050D code in a 2017 Chevrolet Silverado? - Yes, a dirty or faulty idle air control valve can disrupt the engine's idle speed control, potentially triggering the P050D code. C. Search Fixya 1989 chevy blazer full size rough idle. Senior Technician. 0. 3, 4L60E, Z71, 4x4, has 79,000 miles. Ran great for about 70 miles. May 13, 2013 · 2011 silverado rough idle. When sitting at stoplights, it idles at ~500 rpm, but then will drop 50-100 sporadically, like the engine is chugging and is about to stall out. Gary. last weekend changes o2 sensors and mafwould no longer idel. 2002 Chevy Silverado V8 Four Wheel Drive Automatic 138K miles Hello. Apr 1, 2014 · Bought new (used) 1012 Silverado and it has a rough idle when not moving. Truck has been tuned for almost 2years now, and always had a very consistent, smooth idle up until about 3 weeks ago. After several years of driving it, here is the details. There has to be something wrong here: Idle speed needs adjusting; Loose or faulty distributor cap; Dirty fuel filter; MAF (Mass Air Flow Jun 26, 2017 · Right now I am writing because of a problem with a rough idle that has been getting worse the past week or so. When it is cold it runs just fine but take it out for a 2003 Chevrolet Silverado 1500 Rough Idle? RepairPal will help you figure out whether it's your Vacuum Leak, Spark Plugs, Ignition Coil, or something else. On my scanner it’s reading roughly 500-575 up and down as it idles rough. Mar 6, 2012 · '08 Silverado LT, 3. Original poster. Member. Barely moved. Come join the discussion about Q&A: TROUBLESHOOTING 2002 CHEVY SILVERADO V6 ROUGH IDLE ISSUES. The symptoms of RPM problems include a rough or Jan 5, 2013 · Rough Idle. 3 was a little rough idle when in gear and stopped at a red light etc. Jump to Latest i have rough idol the first code i was getting was random misfire change plugs and wire did that still got the same code so replaced the cam position sensor a little better then started getting P0306 misfire in 6 and told me to replace the coil pack A forum community dedicated to Chevrolet Silverado and GMC Jun 24, 2009 · 1992 Chevy Silverado idles rough why? 1992 Chevy Silverado 305. At idle it starts to blink the check engine light and it goes into limp mode. • Possible DTCS P0171, P0174, or P0300. Checked for leakdown and it Dec 6, 2017 · The DI idle characteristics are blah at best. Oct 24, 2024 · A rough idle in your Chevy Silverado can be a frustrating issue, but understanding the potential causes and solutions can help you get your truck back in smooth running Sep 13, 2024 · Fueltrims and O2 sensor readings will help you determine if the truck is running lean or Rich. Bone stock other than built 4l60e 3000 stall air raid jr kit and a black bear performance autocal tune and msd wires. Jul 22, 2012 · The only thing that I noticed on my 2011 Silverado 5. Jump to Latest 01 Silverado 6. recently replaced knock sensors, 2002 chevy silverado 1500hd with the 6. It is a V8 1500 Z71 with 280,000 miles. 2L RPO L83, L86, LV1, LV3 Bulletin No. my sensors were black. The truck runs so much better with throttle- then rough as it settles. 3L, Katzkin leather, soft tonneau, bedliner OLD: 2010 Sierra All Terrain, 5. : PIP5211 E Date: Jun-2016 Jun 2, 2012 · Has a rough start then the idle jumps up and down a 200 rpms, then it will act like it is loaded up and dies. No codes have come up. Thought it was just bad gas or in need of plugs or something but that all makes sense about the gaskets swelling when truck warms up. I was thinking of trying a high grade of fuel to see if this makes any difference. Code P050D 2016 Chevrolet Silverado Description. Used cars; New cars 2021 at 08:45 AM about the 2001 Chevrolet Silverado 1500 LS RWD. I checked fuel pressure 60 psi. 8l V8 without AFM. Is it safe to continue driving a 2017 Chevrolet Silverado with the P050D code and experiencing rough idle? The most common reasons a 2017 Chevrolet Silverado 1500 has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 2010 Silverado, 4. This would also go along with your "runs great at speed" as vac leaks tend to REALLY rear their ugly heads at idle. 7L turbo idles rough, especially noticeable at stop lights, especially on hot days. 3L '07 TB LS 4. Ted . imzny wodlm ivqj ebtel kwz vucoeg zzgdwst stspk osiy ilbrgz