2003 Chevy Silverado Sputtering

Volvo Cars announced the next step towards its electrification goals – the plug-in hybrid models will receive an u. Forge Silicone Inlet Hose For Vw T5 1. For 2003, the Silverado sports a more pugnacious look with revised front-end styling. All of a sudden it starts jerking and losing rpm and mph while giving gas. "I have a 2003 chevy silverado with the 4. I have a 2003 Chevy Silverado LS flatbed Extended cab 5. But just last night, the radio was off and a I I heard creaks coming from the passenger side as well. Each time it starts, it idles about half the time of the previous start. I also added a bottle of heat to remove any moister that was in. Stalls during hard left turn (2001 Chevrolet Suburban 1500) Engine stalls frequently while making a hard left U-turn. This only occurs when I'm on the hwy doing 50+mphIf I try to punch it from a speed above 50+, I just don't get a response. Further information from the customer indicated that the truck misfired the worse in drive, not overdrive, at light to normal cruise around 2000 rpm to 2500 rpm. Each model comes in either a cargo van or a passenger van body type—each body type having several. But last week while driving on the highway I noticed that when I put my foot on the gas to accelerate the truck with rev in the RPMs will go up but It wouldn't accelerate until I took my foot off the gas and pressed it again. My wife and I purchased a 2003 Chevy. Speedometer will function between 90 mph & pegged out"when driving. Chevrolet Silverado 2500 HD Engine is sputtering Inspection at your home or office. Find 2010 In Stock Now. 3 Rough Start/Idle. Fuel System Diesel Problem on the 2005 CHEVROLET SILVERADO 2500. I have a 2003 chevy 1500 with a 5. on 2003 Silverado 4. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. 6 Diesel- When I accelerate hard truck just sputters. 2002 GMC Sierra. Check engine light is flashing in my 2003 Silverado. I was at the shop grabbing some parts and left the truck running outside for 10 minutes. Performance Online 1968-74 Chevy. If you wait about 10 minutes you can start it back up. sputtering at cruising speeds C/K Car Forums. It comes in three models, the 1500, 2500, and 3500. The 3rd time I crank it, it idles about 15 seconds. Today I was on the highway had to punch it to get around traffic, at high rpm I lost power and the engine light started flashing. 15 dodge challenger sxt plus. 8L V8, Silverado 1500 My engine will start up cold, run a minute, then sputter down and die. Engine sporadically sputtering/hesitating/chugging under accelration and/or uphill I did a tuneup (plugs, wires, coil, cap, & rotor) about 6 weeks ago. Truck Sputtering 6 Answers. 25% over the 4 year period. seemed to have fixed it or at least made it better. I just finished my bodydrop on 20s on my 2003 s10 2. 3L Vortec) and it died at a stop sign. 0L 17113553: Fuel Injectors - Amazon. It has 3/4 tank of fuel, I added injector cleaner and octane boost. Chevrolet C1500 4x2: 1999 CHEV SILVERADO sputters and backfires 1999 CHEV SILVERADO sputters and backfires ,poor acceleration. It has 257,000 miles on it. Mirrors Chevrolet Silverado Owner Manual M. Seems like now (maybe started a couple weeks ago, which is when it got colder here but not sure if that is part of it) when going down the road and trying to lightly accelerate i will get a hesitation. HELP!! 2003 Silverado running rough at start up!! Home Farm Ideas Pt. Car: 2008 Maxima SL KM: 92,000 Problem: After starting the engine on a normal day, the engine is relatively quiet and RPM is stable around 1000. The 2002 Chevrolet Impala has 10 problems reported for hesitates, does not accelerate well. Some customers may comment on poor engine performance and the Service Engine Soon/Check Engine light being illuminated. I have a 2005 Silverado fully loaded with duel control a/c. 2003 Chevy Trailblazer Vortec. it also seems the longer i sit the worst it gets. at low rpm (truck in gear and moving) the truck hesitates, sometimes almost stalling out. Its on the drivers side fuel rail and it has a small vacuum hose on the top. Poor idling and loud engines usually go hand-in-hand. Find Iridium Spark Plugs available for sale today online!. 8L V8, Silverado 1500 My engine will start up cold, run a minute, then sputter down and die. Page 1 of 4: How to Test the COP Coils (GM 4. Mine was the work truck with the chrome appearance package and the upgraded seats and carpet no, PWR windows. 3 with only 16,000 miles. And I have about 500 miles on it, maybe less. 2003 Chevrolet S10 V6. How to solve engine hesitation and stumble problems on the 90+ By Steve Chong. com/shop/theburbbilly My truck had a rough idle that varied it seemed depending on the weather so I figured I had a gaske. Chevy/Chevrolet Check Engine Light Questions. i have a 2007 silverado classic 4. Seek will not find any stations AM or FM. 8 started having a sputtering issue when id get down to a quarter tank about 6 months ago and now it happens at half a tank. 3-liter was a surge at idle when warmed up. Check engine light is flashing in my 2003 Silverado. Anyone have any advice or suggestions. My 2019 silverado sputters and dies when its hot outside. tried to start it wood not go spit and sputters. 9 Tdi 2003-2010 Fminlh4 Blue Red Black. Buy Set of 8 Fuel Injectors for Chevy Chevrolet Silverado 1500 GMC Sierra 1500 Cadillac 4 Hole Flow Matched Fuel Injector FJ10062 4. 1 2007 Chevy 2500HD "Reduced Engine Power" Warning & Fault Code P1516 Repair 99 Silverado 5. Poor idling and loud engines usually go hand-in-hand. Last summer hot 90+ days and my temp gauge would run 220 - 230 when towing pontoon boat (on the trailer of course). it has about 112000 miles. Stock motor with e-fans, longtubes, wait4me tune. Question : truck was running to warm started went in house came out 5 min latter truck was not running. It spits and sputters and farts and has a delayed up shifting. Our certified mobile technicians come to you 7 days a week between 7 AM and 9 PM. Forge Silicone Inlet Hose For Vw T5 1. I'm not a mechanic, please forgive me if I use the wrong terminology. I just purchased a 82 silverado last night, the engine runs great, starts right up and when I give it gas it revs fine. The contacts owns a 2005 chevrolet silverado 2500. My Chevrolet truck would idle fine and passed the Emissions test, and there were no. There are couple of things on the 4. begins missing & sputtering like bad gas /stop - Chevrolet 2001 Silverado 2500HD question. 2002 GMC Sierra. fuel pump has never been replaced. Symptoms of a BAD EGR Valve. The vehicle decelerated and was coasted over to the side of the road. But last week while driving on the highway I noticed that when I put my foot on the gas to accelerate the truck with rev in the RPMs will go up but It wouldn't accelerate until I took my foot off the gas and pressed it again. We go out of our way to carry every major line of Chevrolet Silverado turbo kits, so that whether you are looking for a Greddy turbo kit or a cheap Chevrolet Silverado turbo kit or anything in between, we've got it for you. P0300 Trouble Code Diagnosis- Chevy Silverado. 8 had the exact same symptoms, turned out to be bad plug wiresthere were no codes either. Stock motor with e-fans, longtubes, wait4me tune. The reduced engine power warning message can come on your car or truck. I have a 2003 Chevy Tahoe. See how to diagnose. 1988 Chevy Silverado 2 Dr; 2003 silverado 4. i cleaned the air filter, throttle body and the air flow. first time poster so please bear with me. sputtering at cruising speeds C/K Car Forums. com Car Forums! Chevy Suburban/Tahoe Rough Idle and Stalling. They raise rates when the economy is GROWING!. Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum > 2002 - 2009 TrailBlazer/Envoy Tech > 02-09 Vortec 4. I just bought a 2008 Silverado 2wd V8 EXT cab. Followers 0. the engine suddenly started to sputter, lost oil pressure, and begged for relief. What tools do I need? Circuit Descriptions of the GM EGR Valve. Average failure mileage is 93,450 miles. The 2013 Chevrolet Express is huge. The truck started sputtering and didn't want to run if I pressed the pedal down very far. We are a leading 2010 2012 discounter, find a wide 2010 2012 deals for sale from Ebay. When your engine cranks but won't start or run, it could mean your engine is having trouble producing a spark, getting fuel, or creating compression. Question about 2002 Chevrolet Silverado 2500HD 1 Answer Sputtering problem Chevrolet Duramax 6. This will cause a continuous flow of exhaust gases into the intake manifold. com FREE DELIVERY possible on eligible purchases. 3 v8 Silverado. Engine and sputtered then died. 9 Tdi 2003-2010 Fminlh4 Blue Red Black. How to Repair Throttle Position Sensor on 2003 Chevrolet Silverado 1500 HD – The throttle position sensor on a 2003 Silverado provides the engine computer with information about the angle of the throttle. I have a 2003 GMC Sierra SLT with the 5. as far as reliability that is good but idles poorly. still sputters when warm takes about twenty min to start acting up idles fine and you can rev it up in park, but when in gear I. I almost couldn't make it home because it kept getting worse to the point to where it stalls then I can hear a really loud whine sometimes after it stalls, and right after it stalls it takes some hesitation for the engine to start back up. I believe it may be the fuel pump, but do not want to randomely start replacing expensive and hard to get to parts before properly diagnosing the problem (like a vacuume leak). Injectors were done years ago under warranty. Any time you have routine service performed on your vehicle, ask that the ignition system be checked for defects or problems. The Fuel Pump for 1999 to 2003 Chevrolet and GMC Pickup Trucks takes the form of an electric pump mounted in the fuel tank, which you might be able to hear as a quiet whirring sound when the key is first turned. Truck is a new leftover 2010 Sierra w/ 5. Speedometer will function between 90 mph & pegged out"when driving. My wife and I purchased a 2003 Chevy. It comes in three models, the 1500, 2500, and 3500. Chevy Silverado Engine Ticking Noise I’ve heard many complaints from customers, in person and online, about a ticking-type noise coming from the engine on their Chevrolet Silverado. I'm not a mechanic, please forgive me if I use the wrong terminology. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. It doesn't set a code. 3L sputtering/misfire ????. The 3rd time I crank it, it idles about 15 seconds. hot heat cold ac power everything. But it won't cough or sputter if it has been running recently. Trouble Codes Turn On Your Check Engine Light. My 2019 silverado sputters and dies when its hot outside. 1 2007 Chevy 2500HD "Reduced Engine Power" Warning & Fault Code P1516 Repair 99 Silverado 5. Let me use the first and second vehicles that helped me discover this common malfunction as prime examples of the varied symptoms. I was told by several people it was either a cracked flexplate or or bad torque converter. If you wait about 10 minutes you can start it back up. But it won't cough or sputter if it has been running recently. 2003 chevy suburban shutting down while driving, like its not getting fuel and rpms go way down sputters and shuts off. This is my first chevy and was think'in the same thing. And I have about 500 miles on it, maybe less. If your "Check Engine Light" is on, it means your vehicle has one or more OBD II Trouble Codes. new fuel pump, fuel pressure regulator ,plugs, wires ,rotor. It quit getting ANY reception about a month ago. If I put it in park and reset, start truck and it works for another mile or so and does the same thing?. 2003 Silverado z71. The check engine light is flashing. Some customers may comment on poor engine performance and the Service Engine Soon/Check Engine light being illuminated. I have a 2003 chevy 1500 with a 5. When we ran a quickie bleat on the Silverado SS regular-cab in the Dec. Many times, there will be no check engine light and no fault codes to give you a clue as to what might be causing the engine to stall. 04 Chevy truck no codes Starts up for two seconds then dies - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Below you will find free PDF files for select years of your Chevrolet Silverado automobile Chevrolet Silverado Owners Manuals. Shipping is free to the lower 48 United States. My Amazon store: https://www. It is neither inferred nor implied that any item sold by CARiD. My 2004 chevy silverado 1500 4. All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. 3 ext cab LS with 109k. I have a 1997 chevy 1500 siverado with a 5. would this be the problem? where is the fuel filter located? any suggestions on what else to check for? thanx in advance for any help. 94 suburban bogging down, stalling, sputtering - Chevy Message Forum - Restoration and Repair Help. Does White Smoke Mean Injector Problems? InjectorsDirect. com FREE DELIVERY possible on eligible purchases. 3 L V-8 engine. We offer an extremely broad array of items available for shipping today online. by Manoli Katakis It would sputter and shut off from time to time unless u disconnected the igniter and. The true dealer cost of a Chevrolet Silverado 1500 is lower. 01-01-11 06:34 PM - Post# 2025481 In response to strictlygm Take a look at 73-87 fullsize forum under 88 sud needs help Iam chasing the same problem, there is a few outhers on here with similar problems but no one ever posts if they have found a fix. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Stalls during hard left turn (2001 Chevrolet Suburban 1500) Engine stalls frequently while making a hard left U-turn. 3 V6 is sputtering/hesitating sporadically. While driving 25-45 mph on steep downgrades, the transmission shifted into second gear while the gear shift indicator was still in first. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. You'll notice one or more of the following symptoms. com/shop/theburbbilly My truck had a rough idle that varied it seemed depending on the weather so I figured I had a gaske. Featuring Evaporation available to buy now on the internet. No Misfire Diagnostic Trouble Codes. 105000 Miles going up slowly. I have a 2003 Chevy Tahoe. Here we'll also quickly cover the basic operation of the EVAP (Evaporative Emission) system. But last week while driving on the highway I noticed that when I put my foot on the gas to accelerate the truck with rev in the RPMs will go up but It wouldn't accelerate until I took my foot off the gas and pressed it again. If you wait about 10 minutes you can start it back up. I have an 01 5. do NOT contact me with unsolicited services or offers. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. This can be due to many possible factors, including a bad voltage regulator, an alternator that's not in good condition (possible bad diode, bad rotor/stator, poor internal connections), poor/high resistant charging system connections, poor/high resistant grounds, and also the idle surging is enough to cycle the alternator in/out of the charging. The truck ran great. both temperature sensors. Examples of this are staling, lurching and poor acceleration. A minute later the engine shuts off again. 2000 GMC Yukon. All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. ’10 Chevy Silverado ext. 3L V6 and yesterday it started to sputter when im taking off. The 3rd time I crank it, it idles about 15 seconds. it started to run rough during the wet weather. hot heat cold ac power everything. would this be the problem? where is the fuel filter located? any suggestions on what else to check for? thanx in advance for any help. Pull off to side of highway and engine sputters and. If you wait about 10 minutes you can start it back up. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. Buy Set of 8 Fuel Injectors for Chevy Chevrolet Silverado 1500 GMC Sierra 1500 Cadillac 4 Hole Flow Matched Fuel Injector FJ10062 4. This just start with my 05 Silverado while my wife was out driving it. Truck has a 5. Check engine light is flashing in my 2003 Silverado. The truck ran great. Discussion in 'Chevy Trucks' started by mkwl, Sep 4, 2009. Symptoms of a Bad Electric Fuel Pump Nearly every modern fuel-injected car and truck requires a fuel sending unit. Its on the drivers side fuel rail and it has a small vacuum hose on the top. i drive between 100 and 200 miles a day. Stock motor with e-fans, longtubes, wait4me tune. This truck is gas, the 5. Each time it starts, it idles about half the time of the previous start. 3 has 170,000 miles truck is hard to start and sputters when pulling out if you gun it. Turned it back on and tried to see if it would work and it didn't. The contacts owns a 2005 chevrolet silverado 2500. Injectors were done years ago under warranty. If the vehicle suddenly sputters and then resumes regular performance, there may be something wrong with the fuel pump. first time poster so please bear with me. 6L Duramax Diesel (RPO LB7 - VIN Code 1) Engine -----THIS BULLETIN IS BEING REVISED TO ADD 2003 MODEL YEAER TRUCKS. When I accelerate, the tack goes up but it seems the power is not there and acceleration is really slow, with that, there is what I can best call a hesitation and sort of popping feeling/sound. 3 engine is that it doesn't idle well, it's loud and makes awkward noises. The engine sputters and I can feel the hesitation in the pedal. I have a 1997 chevy 1500 siverado with a 5. it got very cold then above freezing with heavy rain. 7 and the t …. If you look at the last time the fed raised rates significantly in recent history, it was from 2003 to 2006. 8 GM v6 engines using lq4 springs as upgrades to handle 7,000rpm and valve control with more aggressive cams with high lift. 2003 S10 V6. After driving on the freeway for 11 miles or so, she makes her first stop. 3 Vortec V6. 3 4x4 etc I have a problem that is driving me nuts trying to figure out. Possibly a bad fue. Idleing Rough With A/c Or Defrost On. 3L engine in it. Are you search Love Found Pack Law 6 Siren Publishing Menage Everlasting Van Becca? Then you come to the correct place to get the Love Found Pack Law 6 Siren Publishing Menage Everlasting Van Becca. However, the source. sputtering at cruising speeds C/K Car Forums. Also please check out the statistics and reliability analysis of Chevrolet Silverado 2500 based on all problems reported for the Silverado 2500. Maybe the AIC valve? Fuel Pump or filter? Electrical? I'm stumped. Many times, there will be no check engine light and no fault codes to give you a clue as to what might be causing the engine to stall. It used to drive fine after starting. The 2014 Chevrolet Silverado 1500 has 1 problems reported for sputtering while driving up a hill. '02 issue ("Chevy's $23,000 Super Truck"), we got response to gag a rat. Hey I have a 2000 prerunner v6. Mine was the work truck with the chrome appearance package and the upgraded seats and carpet no, PWR windows. When getting back in my car and starting it, the check engine light came on, flashing on/off. At idle it sputters and sounds more like a little boat engine to me. 2003 chevrolet silverado z71 speedometer indicating 120 mph with with engine off. Featuring Evaporation available to buy now on the internet. It is neither inferred nor implied that any item sold by CARiD. By rojo_143, 2003 Chevrolet Chevy K Silverado. Sometimes it runs fine, sometimes it does all this chugging. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. 2000-2003 Chevrolet Silverado, Suburban, Tahoe. I own a 2003 Chevrolet 2500HD, with the 6. The most recently reported issues are listed below. it sounds like it is miss firing but if it was my check engine light should have turned on. Page 1 of 3: How to Test the GM MAF Sensor 4. The source of the information below is the National Highway Transportation Safety Administration (NHTSA), which maintains TSBs for vehicles sold in the United States. com/shop/theburbbilly My truck had a rough idle that varied it seemed depending on the weather so I figured I had a gaske. Stock motor with e-fans, longtubes, wait4me tune. List of 2014 GMC SIERRA 1500 Factory Technical Service Bulletin - TSB | AutoCodes. 7 and the t …. Was trying to jump start a vehicle. 3 and a little over 400 miles on it. It has 3/4 tank of fuel, I added injector cleaner/octane boost. 2001-2003 Chevrolet Astro, Blazer, Express, S-10, Silverado 2001-2003 GMC Jimmy, Safari, Savana, Sierra, Sonoma 2001 Oldsmobile Bravada with 4. Shop right now!. Won't restart, it tries but only sputters and shudders and dies. The engine sputters and I can feel the hesitation in the pedal. 9 Tdi 2003-2010 Fminlh4 Blue Red Black. its sputtering when i give it gas 4 Answers. Thought I would start troubleshooting by replacing my fuel filter. Learn more about Chevrolet Silverado 2500 at the Edmunds. They raise rates when the economy is GROWING!. Lately I have noticed that the engine hesitates when I try to accelerate. 2005 Chevy Silverado 1500 z71 5. Truck is a new leftover 2010 Sierra w/ 5. 3 V6 is sputtering/hesitating sporadically. It has 3/4 tank of fuel, I added injector cleaner/octane boost. I just bought a 2008 Silverado 2wd V8 EXT cab. Guess that's not an option come to find out. Browse a comprehensive selection of evaporation for sale right now on the internet. My 1995 Chevrolet Silverado truck had a hesitation problem, which we were able to fix by replacing some parts. Hello everyone. Answer: I would bet the fuel pump went out with what you describe. The computer uses this information to make adjustments to the ignition timing and calculate fuel delivery. Our certified mobile technicians come to you 7 days a week between 7 AM and 9 PM. The vehicle was towing a trailer at the time of failure. Chevrolet C1500 4x2: 1999 CHEV SILVERADO sputters and backfires 1999 CHEV SILVERADO sputters and backfires ,poor acceleration. All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. but now ever since it. Featuring Evaporation available to buy now on the internet. I have a 2005 Silverado fully loaded with duel control a/c. A little loss of acceleration lately? on and flash when I'm going up a hill in my 2003 Chevy Silverado?. been running like a top until lately. Research, compare and save listings, or contact sellers directly from 366 Silverado 1500 models in Dayton. Are you search Love Found Pack Law 6 Siren Publishing Menage Everlasting Van Becca? Then you come to the correct place to get the Love Found Pack Law 6 Siren Publishing Menage Everlasting Van Becca. We go out of our way to carry every major line of Chevrolet Silverado turbo kits, so that whether you are looking for a Greddy turbo kit or a cheap Chevrolet Silverado turbo kit or anything in between, we've got it for you. My old 2005 4. Model specific subject matter experts, classified ads and more. 3 Silverado Spark Plug. ok so for the past couple of days on my way to work ill be cruising all the guages will be fine then all of a sudden the engine just dies. 0L 4x4 Truck in good running condition. 2003 Chevrolet Silverado 2500 HD Duramax 223,000 miles Truck is fully loaded and everything works. hesitation at 50-60 mph on 99 tahoe Tahoe Car Forums. I was told by several people it was either a cracked flexplate or or bad torque converter. Thought I would start troubleshooting by replacing my fuel filter. Silverado & Fullsize Pick-ups - Sputters at Idle and at 50-60mph - I have a 2001 Chevy Silverado 1500, 4. Chevrolet Silverado 1500 Stalling or Low Engine Idle Speed Due to Dirty Throttle Body - 20 reports. During the summer time I do not have many problems with it, but when the weather starts getting cold it will run for 10 to 15 mins then go into reduced power mode. The 2nd time I crank the key, it idles about 30 seconds. then im just coasting and i cant turn the steering wheel. I also added a bottle of heat to remove any moister that was in. Turned it back on and tried to see if it would work and it didn't. at low rpm (truck in gear and moving) the truck hesitates, sometimes almost stalling out. Last summer hot 90+ days and my temp gauge would run 220 - 230 when towing pontoon boat (on the trailer of course). The dealer never checked to see if there was a problem with the fuel injectors, in which white some was emitting from the vehicle. been running like a top until lately. sputter and backfire during acceleration. I just finished my bodydrop on 20s on my 2003 s10 2. I've got a 2003 Yukon 5. 15 quality trailer gooseneck. 3 L V-8 engine. "I have a 2003 chevy silverado with the 4. When the vehicle was powered off and restarted, the failure recurred. A minute later the engine shuts off again. After about 10 miles, I stopped at a store. Chevy/Chevrolet Check Engine Light Questions. 2001 silverado 2500 / sputtering and missing runs appox. 8 had the exact same symptoms, turned out to be bad plug wiresthere were no codes either. Last I started the S10 there were no issues. com/shop/theburbbilly My truck had a rough idle that varied it seemed depending on the weather so I figured I had a gaske. It is NOT supposed to have any actual gasoline in it EVER. Chevrolet Tahoe and GMC Yukon Truck Answers. Buy Set of 8 Fuel Injectors for Chevy Chevrolet Silverado 1500 GMC Sierra 1500 Cadillac 4 Hole Flow Matched Fuel Injector FJ10062 4. I am at 200k. A minute later the engine shuts off again. 3L flex fuel. The actual rpm's don't jump around. Gave me a code P0234 which is an engine overboost problem. I also added a bottle of heat to remove any moister that was in. Truck only has 68,000 miles. General motors llc (gm) is recalling certain model year 2015-2017 chevrolet silverado 2500 hd, 3500 hd, tahoe, suburban, gmc sierra 2500 hd and 3500 hd, gmc yukon, gmc yukon xl, cadillac escalade and cadillac escalade esv vehicles and 2014-2017 chevrolet corvette, silverado 1500, trax, caprice police pursuit vehicle, gmc sierra 1500, buick. Rough Idle causing a Misfire Condition Case Study. Shop right now!. The "Malfunction Indicator Lamp" (or MIL ) comes on to warn you when the Onboard Diagnostic System (OBD II) detects a problem that cold cause your vehicle's emissions to exceed 1. 2003 TB EXT w/I6 @ 120,000 miles still like new same as when I bought used with 80,000 about 14 months ago. Turned off engine. 3 V6 is sputtering/hesitating sporadically. A little loss of acceleration lately? on and flash when I'm going up a hill in my 2003 Chevy Silverado?. Followers 0. I have an '02 Silverado with factory radio/cd player.