2014 Silverado Rough Idle

of Other 2014. Throttle body fine, no codes. It seems to run fine but at a slightly higher idle then norm. when i put it in park or nuetral it idle up but it still lopes. Any diesel owners know if idling is bad for the engine? A buddy of mine has been hauling around my Bobcat and we've been doing some light snow removal, and while we're clearing snow, he just lets his truck sit and idle, saying it's better than to shut it off and then turn it back, plus it keeps the cab warm for when we're going again. almost stalls again. The Silverado had been a good choice for years and the redesigned 2014 model was an even better performer than previous models. After a few years, modern GM V8 engines are very prone to a rough idle and misfire when cold. P050D Chevrolet Cold Start Rough Idle. took to a local shop and they said a "sylenoid" problem? Smooths out a lot at 1800 - 2000 RPM. Then the car will stall at - Cars & Trucks question. We spoke with one Chevy customer, Nicholas Maratea, who purchased a 2014 Silverado High Country Crew Cab with the 5. The video also provides steps on how to read the 2014 Chevrolet Silverado 1500 LT 5. The Chevrolet Silverado has been redesigned for the 2014 model year, with three updated engines, revised steering/suspension/brakes, improvements to the cargo box area, a quieter and. 3-liter V8 and 20-inch wheels on October 23, 2014. 2000 Ford Focus wagon 2. Below are the four most common. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?. This topic contains 4 replies, I am having the same problem with a new 2014, I have about 500 miles on it and it just. With a new 4. Iridium is six times. But if the valve goes bad for any reason, the idling will go from smooth to rough. You can use a can of carb & choke clean to find vacuum leaks. General motors llc (gm) is recalling certain model year 2014 chevrolet silverado vehicles manufactured may 15, 2013, to january 29, 2014, and gmc sierra vehicles manufactured september 19, 2013, to february 8, 2014, and equipped with both optional accessory all-weather floor mats (option rpo vav) and optional vinyl flooring (option rpo bg9). 5K now and the idle was starting to get rough again. AutoModding Your 2014 Chevy Silverado: Power Welcome to our very first edition of AutoMods, our new, bi-weekly series that takes one of your favorite vehicles and virtually builds it into a beast. Again, start the engine and compare how it is running at a stop to how it normally runs. Ive felt this in older trucks that Ive owned but figured a brand new truck wouldnt do this. Chevrolet Silverado 1500 Engine Problems. Really woke my cruze up! Zero turbo lag, no hesitant or rough shifting, idle is smoother. What complicates a rough idle/misfire condition is having the PCM not register any specific misfire codes. Take on the night in the Silverado and Silverado HD Midnight Editions. Rough Idle. We’ve got amazing prices on 2014 Malibu Tools, Fluids & Garage and Transmission & Drivetrain parts. This results in a rough idle and unburned gas making it into the exhaust, creating a gasoline smell in the exhaust. Ignition Coil - Replaces GM 10489421 and ACDelco D577 - Fits Chevrolet, GMC, Cadillac V6 and V8 - Ignition Coil for 2000 Chevy Silverado and more Post Fix Rough Idle GMC for Sale - Selma Auto Mall. 3L RPMs fluctuating. The engine has idled randomly rough since day one. The smog technician scanned the computer and found trouble code P0452. I have a 2005 LS Silverado 5. I read it and it was a P0300 Random/Multiple Misfire. Research the 2014 Chevrolet Silverado 1500 online at cars. The vehicle may exhibit a condition that can be described as an erratic idle, idle surge, rough run, or near stall. 2014 1500 Silverado 5. This free video provides the steps to diagnose and clear a check engine light on a 2014 Chevrolet Silverado 1500 LT 5. Low pricing and fast free shipping on orders over $100. Welcome to the Chevy Check Engine Light codes page. View all 103 consumer vehicle reviews for the Used 2014 Chevrolet Silverado 1500 on Edmunds, or submit your own review of the 2014 Silverado 1500. on my way home from work today it started a rough idle at a stop light. because the "base radio may not work, preventing audible warnings if the key is in the ignition when the driver's door is opened. The harsh shift may be felt on the 1/2 and 2/3 shift along with a sputter when applying the throttle between 0% and 30 % and a rough idle. Handling is more carlike and the cabin is as quiet as a luxury car's. Misfire and rough idle after cleaning throttle body I removed my throttle body, cleaned it, and reinstalled. including both the hesitation and the rough idle. Re: Duramax LB7 Smokes at idle Ray, I had a 2002 GMC 2500HD with the Duramax and I had problems with the injectors that caused excessive smoking at idle. Re: Rough Idle May 28 2010, 1:42am i also have a problem with my truck on cold or rainy days my truck runs like crap but on hott days it runs great. The contact called wilson Chevrolet (located at 4850 w 6th ave, stillwater, ok 74074, (405) 334-5134) and informed the dealer about a class action lawsuit. After about a minute after starting it, it begins running really rough and rich like a cylinder isnt firing. Feb 10, 2015 at 7:34 PM #1. If the idle is low and inconsistent, it may be due to an issue with your idle control valve. 3-liter V8 and 20-inch wheels on October 23, 2014. Welcome Enthusiast! If you already own a Chevy TrailBlazer or GMC Envoy or perhaps thinking of purchasing such a vehicle, then you have come to the best TrailBlazer and Envoy site on the net!. The CEL has been on duri. SOURCE: 2003 Silverado rough idle, idles good after "check engine" light Check your o2 sensor voltage, those trucks are real bad for o2 sensors, and yes if one sensor is reading 0mv, the others will start to drop out, and the vehicle will run very, rough. According to Flowmaster’s dyno chart, it can recover 20 horsepower and about 25 lb-ft or torque from your stock engine. White smoke and/or coolant odor may come from the exhaust for an extended period of time at cold start as well. It eventually set off the check engine light with cylinder 1 misfire and random cylinder misfire. Have a suggestion for the next AutoMods vehicle candidate?. 3L V8 with 200k miles on it. Kelley Blue Book product reviews and customer ratings for 2007-2014 Chevrolet Silverado 2500 Pickup. The truck runs fine no obvious problem. Silverado 1500 2WD with available Duramax 3. Research the 2014 Chevrolet Silverado 1500 online at cars. 3 Liter FIXED rough idling by 2014 silverado vibration video at 45mph and. I press the gas a little and move up a little. 2004 chevy silverado code p0300 with p0171 and rough idle. Very common symptoms we all have at one time or another with our 5. Any diesel owners know if idling is bad for the engine? A buddy of mine has been hauling around my Bobcat and we've been doing some light snow removal, and while we're clearing snow, he just lets his truck sit and idle, saying it's better than to shut it off and then turn it back, plus it keeps the cab warm for when we're going again. New for 2014. i drive between 100 and 200 miles a day. If the rough idle / vibration concern is E1. To summarize, the solutions for a lazy / slow return to idle (or erratically high idle) are: Eliminate vacuum leaks; Perfect ignition. What does the oil pressure switch have to do with the rough idle? Could it be that it finally failed completely and now I have rough idle? I've had people tell me EGR or o2 sensor but I don't think that's it. 2L V8 engine, Max Trailering Package and 20-inch wheels. Re: Do all 1987 Grand Nationals idle rough when cold? Just wanted to say thanks for providing some good advice. What causes catalytic converter to go bad Catalytic converter problems What you need to know about catalytic converter problems. I have a 2007 Limited Expedition 5. The idle on my 99 Silverado 5300 V8 vibrates the seat slightly and the antenna sways about an inch at top. i also have a problem with my truck on cold or rainy days my truck runs like crap but on hott days it runs great. 4-liter Triton V8 engines. 3 v8 gas has a very rough idle, and stalls at low manuver speeds like turning at low speed or backing up. Average failure mileage is 47,900 miles. This results in a rough idle and unburned gas making it into the exhaust, creating a gasoline smell in the exhaust. These are the issues I have had. The top speed. 1A Auto has many aftermarket IAC Valves for your Chevy Silverado 1500 and ground shipping is always free!. I've had a slight rough idle since around 500 miles driving the truck with it progressively getting worse over time. The check engine light may also come on, with codesP0300, P0171 and PO174. NEED HELP! 2005 Silverado Idle Problems. GMC Vehicle:GMC Acadia,GMC Canyon,GMC Envoy,GMC Savana 1500,GMC Savana 2500,GMC Savana 3500,GMC Sierra 1500,GMC Sierra 2500 HD,GMC Sierra 3500 HD,GMC Terrain,GMC Yukon,GMC Yukon XL 1500,GMC Yukon XL 2500,. The Silverado had been a good choice for years and the redesigned 2014 model was an even better performer than previous models. Since it was obviously missing, I needed to find the misfiring cylinder. 2014 model year chevrolet silverado 1500 and GMC sierra 1500 vehicles, equipped with e85 flex fuel capability (fhs), the flexible fuel sensor may become inoperative during normal operation due to an electrical failure caused by road salt and other environmental contaminants. I know servicing that helped with the rough idle on my '04 Silverado, keeping my fingers crossed it does the same with the. I was on my way home from Clearwater and the idle became rough. Manufactures have removed these. Top 10 Causes of a Rough Idle | JL Motorworks. Buy Mass Air Flow Sensor Meter ECCPP MAF 10393948 for Cadillac CTS Escalade ESV 6. The engine is pulling in the cleaner, thus enriching the air fuel mixture. There are two main contributors to the answer. First we added a Diablosport power programmer to tell the computer how to make a real truck behave as it should, gaining 20 hp and 25 ft-lbs of torque. 2L Chevrolet Silverado 2500 HD 3500 HD 6. What does the oil pressure switch have to do with the rough idle? Could it be that it finally failed completely and now I have rough idle? I've had people tell me EGR or o2 sensor but I don't think that's it. Since it was obviously missing, I needed to find the misfiring cylinder. 8L may encounter an intermittent P0300 misfire trouble code, along with excessive emissions, poor idle quality, hesitation, and stalling. I took it to the dealership and they said it was a fuel injector going bad. because the "base radio may not work, preventing audible warnings if the key is in the ignition when the driver's door is opened. To see how frequently Chevrolet Silverado 1500 problems occur, check out our car reliability stats. Q: Recently purchased a 2013 Chevrolet Silverado z71 5. 2015 silverado w/ 4. P0507 CHEVROLET Tech Notes If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. Maybe it is just the cam that they put in the 6. They poured some 3M gas additive in the tank and the idle cleared up and light went off. The idle is adjusted by way of the Idle Air Control motor as directed from the Engine Control Module. The check engine light may also come on, with codesP0300, P0171 and PO174. Just recently say in the last 1 thousand miles its been idling rough once put in gear, occasionally when not in gear. " The problem; I started noticing it at red lights or stop signs. and install engine mounts to correct a rough idle in drive concern. It’s AutoMods! Call SSA at 1-877-787-8989 for the best price. it has about 112000 miles. i have a 2008 Silverado Crew Cab w/ 5. Has a very rough idle. I noticed a minor shake in the engine while idling (not 100% of the time). What are common reasons my Chevrolet Silverado 1500 has a rough idle? While there are a variety of reasons your Chevrolet Silverado 1500 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. and also my truck will not idel right until it hit operanting temp i have replace the coolant temp sensor and the egr valve i have a 92 chevy k-1500 with a 350 if any one any idea of what this is. Now the engine has a rough idle, knock and stuttering that. A rough idle or misfire may be noticed on some 2014-2017 Encore, 2011-2015 Cruze, 2016 Cruze Limited, 2012-2017 Sonic and 2013-2017 Trax models equipped with the 1. 4L is a rough idle where we will have high idle for a few seconds when slowing or coming to a stop followed by a drop off to a very low rough idle after stopped for a few seconds sometimes even to the point of stalling out. Purchased the truck in December and have been having rough idle conditions and what feels to be misfiring(on morning start up, sitting at lights I can feel it, and during the daytime if it has sat for a couple hours). Rough Idle When Starting Cold, Then Goes Away When Engine Is At Operating Temperature More Details Below I have an older, low mileage vehicle with a V8 engine. 1A Auto has many aftermarket IAC Valves for your Chevy Silverado 1500 and ground shipping is always free!. Chevrolet Silverado 1500 Engine Problems. took to a local shop and they said a "sylenoid" problem? - Answered by a verified Chevy Mechanic. Common reasons include vacuum leaks, carburetor problems, ignition issues, damaged power circuits and dirty fuel injectors. rough idle, extended crank, or crank no start in some cases. Chevrolet Silverado 2500 owners have reported 18 problems related to check engine light on (under the engine and engine cooling category). The CEL has been on duri. 3L V8 FlexFuel Crew Cab Pickup trouble code. I need to know what this code is and what needs to be fixed. The check engine light may also come on, with codesP0300, P0171 and PO174. Chevy Silverado Trouble P0452 What Needs to Be Replaced? My 1999 Chevy Silverado failed the smog check because the check engine light is on. 2L Chevrolet Silverado 2500 HD 3500 HD 6. So it must be cleaning the plugs, or whatever is causing it. In gear, with my foot on the brake, the idle would surge from 600-900, maybe a 2 second cycle. 2014 Chevrolet Silverado Technical Service Bulletins. White smoke and/or coolant odor may come from the exhaust for an extended period of time at cold start as well. I recently bought a 2008 Silverado 5. To ensure the 2014 Silverado (to debut at 2013 NAIAS) is built to handle the rough stuff, hey built it using added high-strength steel that boosts toughness without adding weight. and install engine mounts to correct a rough idle in drive concern. SYMPTOM SUMMARY The engine idles too high. Just recently say in the last 1 thousand miles its been idling rough once put in gear, occasionally when not in gear. But if the valve goes bad for any reason, the idling will go from smooth to rough. i have a 1995 silverado 5. and when I think it's swithcing from OL to CL. The check engine light may also come on, with codesP0300, P0171 and PO174. I have never really thought much about it though. while driving my 2015 chevrolet silverado 1500 ltz with a 5. They poured some 3M gas additive in the tank and the idle cleared up and light went off. P0507 CHEVROLET Tech Notes If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. Chevy Silverado 1500 If you own a 2014 Chevy Silverado 1500 that was built between January 2013 and September 2014, this recall will most likely affect you. GMC Vehicle:GMC Acadia,GMC Canyon,GMC Envoy,GMC Savana 1500,GMC Savana 2500,GMC Savana 3500,GMC Sierra 1500,GMC Sierra 2500 HD,GMC Sierra 3500 HD,GMC Terrain,GMC Yukon,GMC Yukon XL 1500,GMC Yukon XL 2500,. Q: Recently purchased a 2013 Chevrolet Silverado z71 5. General motors llc (gm) is recalling certain model year 2014 chevrolet silverado vehicles manufactured may 15, 2013, to january 29, 2014, and gmc sierra vehicles manufactured september 19, 2013, to february 8, 2014, and equipped with both optional accessory all-weather floor mats (option rpo vav) and optional vinyl flooring (option rpo bg9). The check engine light may also come on, with codesP0300, P0171 and PO174. 5K now and the idle was starting to get rough again. As a rough guide a used engine can go from around $600 up to $4000 new. Unfortunately, these variables are all inter-related. then the light turned green and I went. 2L, L83, L86, LT1, LV3 This PI was superseded to update Models. took to a local shop and they said a "sylenoid" problem? Has a very rough idle. I need to know what this code is and what needs to be fixed. had to put it in neutral and rev it a little. The fuel injectors or carburetor on your vehicle regulates fuel flow into the combustion chamber. Silverado 1500 2WD with available Duramax 3. But with my truck at a stopif I stand on the brake and hold it there long, the RPM's drop and the truck begins to idle roughly. 2014 Chevrolet Silverado 2500 Engine Technical Service Bulletins (TSBs). Rough idling, how do I fix my particular issue? 13 Answers. putting it in gear almost stalls it, but when i hit the throttle and get under way, it clears up about 90%. When you are at speed, the throttle is open from the accelerator pedal under your foot. The contact stated that the air conditioner was blowing hot air. Buy Mass Air Flow Sensor Meter ECCPP MAF 10393948 for Cadillac CTS Escalade ESV 6. News: We need your help to make a 2018 Truck Calendar. See 74 Consumer Reviews, 94 Photos and Full Expert Review of the 2014 GMC Sierra 1500. The most recently reported issues are listed below. 2000 Ford Focus wagon 2. Take on the night in the Silverado and Silverado HD Midnight Editions. Damage to the car's carburetor and vacuum hoses can cause the engine to misfire, resulting in a rough idle. 12) If the Duramax engine is cold, it may take a few seconds to a few minutes for the high idle to engage. If you want to submit your truck, make sure it meets the criteria. Any suggestions?. Fix Chevy Silverado misfire Some Chevy Silverado owners with the 4. including both the hesitation and the rough idle. They poured some 3M gas additive in the tank and the idle cleared up and light went off. 0L; Are you plagued by misfires, hesitation, rough idle, poor fuel mileage? along with a smooth, quiet idle. We started with a stock 2014 Chevy Silverado LT with an unmodified 5. I took it to the dealership and they said it was a fuel injector going bad. My main complaint with the v6 of that year model was that at idle there was a noticeable vibration in the steering wheel. [2015 Escalade purchased August 2014] I'm wondering how many of us had this rough engine idle that shakes the whole truck? I had noticed it shortly after I purchased my Escalade, I thought maybe it was cold engine at first, but a week or so later it still had the rough idle when I was stopped at a red light. Have had it into the dealer 4 times they can't seem to fix it. A normal healthy idle air control valve will provide smooth idling in your vehicle. The idle on my 99 Silverado 5300 V8 vibrates the seat slightly and the antenna sways about an inch at top. The idle circuits in a GL1000 are ridiculously small, so slight problems are greatly magnified. There are two main contributors to the answer. pdf FREE PDF DOWNLOAD There could be some typos (or mistakes) below (html to pdf converter made them): 2004 chevy silverado code p0300 with p0171 and rough idle. 5in Suspension Lift Kit for 2007-2016 Chevy Silverado / GMC Sierra 4wd 1500 Pickup | Rough Country ®. If an injector or carburetor begins leaking fuel into the combustion chamber, it creates a rich running condition. on my way home from work today it started a rough idle at a stop light. What does the oil pressure switch have to do with the rough idle? Could it be that it finally failed completely and now I have rough idle? I've had people tell me EGR or o2 sensor but I don't think that's it. Here's what you can do if yours is idling rough. Our newest Silverado (2014) from above started to run very rough and had almost no power according to my employee driving it. What you describe is normal. Is this because I am running 32:1 (break in). Chevy Silverado 1500. it also seems the longer i sit the worst it gets. What are common reasons my Chevrolet Silverado 1500 has a rough idle? While there are a variety of reasons your Chevrolet Silverado 1500 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. Pay attention to low idle or stalling. GM Extending Warranty On Some Vehicles For Rough V-8 Idle Silverado, Suburban, and Tahoe. A trained mechanic can easily adjust the idle speed, and it should stay at the proper speed. SOURCE: 2003 Silverado rough idle, idles good after "check engine" light Check your o2 sensor voltage, those trucks are real bad for o2 sensors, and yes if one sensor is reading 0mv, the others will start to drop out, and the vehicle will run very, rough. 3 high idle issue. A single balance shaft can't keep the Silverado V-6 from shaking a bit at idle, and. 2014 GMC Sierra 1500. The video also provides steps on how to read the 2014 Chevrolet Silverado 1500 LT 5. 6L Turbo-Diesel engine. I have experienced a rough idle condition with mine at times as well where the tach actually fluctuates. Rough idling, how do I fix my particular issue? 13 Answers. Has a very rough idle. In this topic, Solving Idle Problems, is a recap of the entire series of topics for What to Do When you have engine idle issues. '07 Silverado LT Z71. These are the issues I have had. P0171 is a lean code. I couldn't creep up anymore and for like 30sec the engine felt like it was on the verge of stalling. This problem of idle smoothness seems rediculus as my 94 Astro van idles smoother with a V6. Running Problems. Once stopped at a intersection it idles down to 5-600 rpm and dips down to 300 then wants to stall out. 3L engine and truck has a rough idle and hesitation on accelerating. The largest recall involves 69,500 2014 Chevrolet Silverado LD, 2014 GMC Sierra LD and 2015 Silverado HD, Tahoe and Suburban and 2015 GMC Sierra HD and Yukon and Yukon XL models worldwide, 57,512 in the U. What causes catalytic converter to go bad Catalytic converter problems What you need to know about catalytic converter problems. Since I bought the car I have done the following: 1. 2012 Chevrolet Silverado 2500HD LTZ Summit White 4D Crew Cab A Chevrolet Silverado 2500HD at Boucher Hyundai Waukesha WI 2014 Chevrolet. It's having a problem with a rough idle in hot weather. The 2014 Chevrolet Silverado 1500 has 108 NHTSA complaints for the engine at 38,678 miles average. of Other 2014. Chevy Vans Auto Parts and Repairs Fuel Pumps Chevy Silverado and fuel regulator all in 1. 5in Suspension Lift Kit for 2007-2016 Chevy Silverado / GMC Sierra 4wd 1500 Pickup | Rough Country ®. GM Extending Warranty On Some Vehicles For Rough V-8 Idle Silverado, Suburban, and Tahoe. The harsh shift may be felt on the 1/2 and 2/3 shift along with a sputter when applying the throttle between 0% and 30 % and a rough idle. 0L Turbo-Diesel EPA-estimated 23 MPG city/33 highway. it has about 112000 miles. AutoModding Your 2014 Chevy Silverado: Power Welcome to our very first edition of AutoMods, our new, bi-weekly series that takes one of your favorite vehicles and virtually builds it into a beast. 3L V8 Direct Injection Magnuson TVS1900 Radix Supercharger System. This database includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. The Chevrolet Silverado has been redesigned for the 2014 model year, with three updated engines, revised steering/suspension/brakes, improvements to the cargo box area, a quieter and. If an injector or carburetor begins leaking fuel into the combustion chamber, it creates a rich running condition. 3L engine and truck has a rough idle and hesitation on accelerating. 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. See 191 Consumer Reviews, 174 Photos and Full Expert Review of the 2016 Chevrolet Silverado 1500. These issues have occured regardless of engine temp. Welcome to the Chevy Check Engine Light codes page. With a new 4. See the 2014 Chevrolet Silverado 1500 Crew Cab price range, expert review, consumer reviews, safety ratings, and listings near you. This kit includes Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged shock 3. After about a minute after starting it, it begins running really rough and rich like a cylinder isnt firing. It means you do not have. 2014 Toyota Tacoma Reviews. This topic contains 4 replies, I am having the same problem with a new 2014, I have about 500 miles on it and it just. 2008 - 2011 GMC. I bought my Altima about a year ago and always had a rough idle, it's not so bad now but I feel it and it just bothers me. Any diesel owners know if idling is bad for the engine? A buddy of mine has been hauling around my Bobcat and we've been doing some light snow removal, and while we're clearing snow, he just lets his truck sit and idle, saying it's better than to shut it off and then turn it back, plus it keeps the cab warm for when we're going again. This is a general guide which will list symptoms for 944 starting and running problems and common causes of those problems. This results in a rough idle and unburned gas making it into the exhaust, creating a gasoline smell in the exhaust. my truck does something similar. Chevy Silverado misfire September 21, 2014. Have a suggestion for the next AutoMods vehicle candidate?. Read 2014 Chevrolet Silverado 1500 Owner Reviews, Expert Reviews, Prices, Specs and Photos. This problem of idle smoothness seems rediculus as my 94 Astro van idles smoother with a V6. 2L engine (RPOs L83, L86, LT1, LV3), there may be a condition of a rough idle or a vibration at idle in gear. Chevrolet Silverado 2007 1500 5. com: Car complaints, car problems and defect information. We’ve got amazing prices on 2014 Camaro Tools, Fluids & Garage and Transmission & Drivetrain parts. and also my truck will not idel right until it hit operanting temp i have replace the coolant temp sensor and the egr valve i have a 92 chevy k-1500 with a 350 if any one any idea of what this is caused by please let me know thatnk you. 3-liter V8 and 20-inch wheels on October 23, 2014. What are common reasons my Chevrolet Silverado 1500 has a rough idle? While there are a variety of reasons your Chevrolet Silverado 1500 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. My wife's 2002 Suburban was running pretty rough (vibration and knocking) today after cold start. 4 cylinder engines are very unbalanced and tend to idle rough. it also seems the longer i sit the worst it gets. A rough idle will result in intense vibrations forming whenever your vehicle is stopped with the engine running. It has to do with the electrically. had to put it in neutral and rev it a little. Aside from high idle issues, low idle and even sporadic stalling can both be attributed to a bad idle control valve. Then you should check all the vacuum hoses - a leaking hose can cause a too-lean mixture and a rough idle. I have never really thought much about it though. Dirty Fuel Injector Modern vehicles are fitted with fuel injection systems, which inject fuel into the cylinders to create a mix of air and fuel to burn. The idle on my 99 Silverado 5300 V8 vibrates the seat slightly and the antenna sways about an inch at top. There are multiple forums dedicated to the same issue. The idle is adjusted by way of the Idle Air Control motor as directed from the Engine Control Module. : 13370A Date: January 2014 PRODUCT EMISSION RECALL Subject: Fuel Pump Pressure Regulator Replacement Models: 2014 Chevrolet. This problem of idle smoothness seems rediculus as my 94 Astro van idles smoother with a V6. Diagnostic trouble codes (DTC) P0171 and P0174 indicate the fuel air mixture is too lean. seemed to have fixed it or at least made it better. The only light is a bad thing. 3l chevy/GMC engine. Chevrolet Silverado 2014-Present: Why is My Truck Idling Rough? Chevy Silverado engines are known for being big but also smooth. Replace the cranckshaft & camshaft sensors (myself) 3. Idle is most rough, when the engine is first started in the a. Dealer is. 2014-2018 Chevrolet Silverado 1500 2015-2018 Chevrolet Suburban 2015-2018 Chevrolet Tahoe Condition: A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold startup. We have a pretty vast selection of exhausts for the 2014 Silverado, but we’ll just focus on the famous Flowmaster American Thunder cat-back system, a single muffler, dual exit setup with a killer sound. 2L, L83, L86, LT1, LV3 This PI was superseded to update Models. 7 vortec 214000 miles Fuel pump Won't start Starting Won't start after long distance drive got spark let set for about a hour then it started don't know how to fix it can you help it dose have a new fuel pump in it. The check engine light may also come on, with codesP0300, P0171 and PO174. I noticed a minor shake in the engine while idling (not 100% of the time). What are common reasons my Chevrolet Silverado 1500 has a rough idle? While there are a variety of reasons your Chevrolet Silverado 1500 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 2008 - 2011 GMC. Buy Mass Air Flow Sensor Meter ECCPP MAF 10393948 for Cadillac CTS Escalade ESV 6. Replaced the spark plug and the idle got somewhat better for a short time. Rough idle and misfiring, but no codes. They poured some 3M gas additive in the tank and the idle cleared up and light went off. This system allows the engine control module (ECM) to increase the idle speed above the normal calibrated value. 2015 silverado w/ 4. I have a 05 chevy silverado with the 4. What Causes Cars to Idle Low? According to About. The CEL has been on duri. I replaced my EGR valve (recommended by friend) and it helped some, but I was back to square one after 60 miles. Date: September, 2014 PRELIMINARY INFORMATION Subject: Rough Idle Models: 2014-2015 Chevrolet Corvette, Silverado, 2014-2015 GMC Sierra 2015 Chevrolet Tahoe, Suburban, GMC Yukon / XL 2015 Cadillac Escalade With engines 4. WHICH MAY ALSO BE DESCRIBED AS LOW IDLE. While searching on internet ,found it was a common problem with the 5. Got a 2000 silverado, idles rough only at idle, runs fine otherwise. Then come to find out the 2014 Chevy Silverado's had a bad vibration. by Kyle McFadden. 2014 Chevrolet Silverado 1500 LT 5.