2011 silverado idles at 3000 rpm. 5. Here is the manual relearn procedure 1) Start the engine and let it idle in park for 3 minutes. If you don't have the means to do the idle relearn, you should think t. the truck drives really well but just has the idle thing. Sometimes shutting the ruck off and restarting it temporarily solves it but it keeps coming back. The rpms are low since the truck is in its 5th or 6th gear, typically around 1000-1500rpm. I just got my truck out of the shop, had the catalytic converts replaced , it idles really low. i noticed it about a week after i bought it. The engine is the 5. ) alkaspeltzar. 30mph without touching the gas so I assumed. April 13, 2021. Engine at temp (12 miles into my commute) No engine light, outside temp 28 degrees, transfer case in Auto due to black ice on road. The dealership would only reprogram the throttle body position sensor, but it was still doing it. Joined Dec 1, 2011. Posted March 19, 2003. WHen it throttles up, if you turn it off and restart it, it idles back about 600 rpm as normal. 91 GSX-Jack stand tester Dec 20, 2011 #20 Only show this user. 3l, idles up to 3000 rpm after throttle body clean . It feels like the engine surges/rpms fluctuate. I have a 2011 Silverado that just went in for a throttle positioning sensor service bulletin. 5) Acceleration Issues. Important: During the drive cycle the check engine light may come on with idle speed DTCs. Elborrego. The throttle body needs replaced. A misfire code I'm assuming. com Member Today! In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. 143 Posts. when you clean the throttle body without resetting keep alive memory the computer can have these issues until it learns new data. my truck only has like 1800 mls on it and it has an annoying slightly rough idle sometimes when sitting still. 1999-2013 Silverado & Sierra 1500 ; 2009 Sierra 5. After the dead battery, you need to adapt the the throttle body. 2) After 3 minutes, turn the engine off and leave it off for 60- seconds. " But if your transmission is acting badly, well . 6 Liter diesel. During these run periods you may see a check engine light. When the computer senses that there is a problem with some of the components it stores the correspondent trouble code (s) in its memory and lights up the "Check Engine" or "Service Engine Soon" light to tell . Only show this user. Introduced for the 1999 model year, the Silverado is the successor to the long-running Chevrolet C/K model line. The cheap way to do this is to leave the driver's door open, turn the key to the on position, but do not start the car. Other 2/3 of the time, idles up to 1500 rpm in park, does not shift until 2300-2500 rpm when in drive, and loses power. From 0-30 mph's it is the most noticeable. 4 Answers. Traction Control - Eliminates the factory traction control, so . I have had the TPS relearned, new air filter, MAF and throttle body cleaned with no luck. Transmission “slippage:” when it acts like it’s in "neutral", but it’s actually in "drive. Problem Description. Hey everyone, Just bought a 2000 chevy silverado. They are: The infamous transmission “limp home mode:” when it won’t upshift or downshift out of the gear it’s in. Sign up for FREE! Become a GM-Trucks. Runs great part of the time. During that period the idle may be higher idle than normal. The leak could be sourced at the seal, or more often, in one of the attached hoses. An internal combustion engine needs air, fuel, and spark in order to achieve ignition. shifting and once it was in drive it would do. 2) Take the truck on about a 200 mile road trip. i uploaded the new tune, '2011 Silverado DOD Deleted' and the truck drives excellent but misfires at idle and is throwing p0300. I did the relearn procedure from the gm tech section, I did relearn procedure #4, then drove at speeds up to 50 mph for 5 minutes, according to the sheet it only had to be over 44 mph. 1) Car Jerks. 15) The idle condition may be most noticeable when the engine is completely warmed up and accessories are off. 2L V8 engine (RPO L87). I would then step on the accelertor and the idle would immediately go down for only less then half a second and then shoot back up to an idle of 3000 or more. A dirty throttle body may cause a lower than normal idle and possible stalling condition. You need to perform a idle relearn. 2) Idle Surging. it was changed by the previous owner who apparently sucks at tuning. When one or more of these variables is off it can lead to a rough idling condition. Idle speed is maintained by the throttle body working in conjunction with the vehicle’s powertrain control module. it sounds like it had a cam job lol (but not really) I get an intermittent code for MAF performance, I have . If the IAC motor’s vacuum port is leaking, this can be another cause of high engine idling. Surging and high idle on 94 silverado. Check the idle idle speed control screw (ISC) on the throttle body, it ##### came lose and needs retightened otherwise vacuum leak as mentioned. it seems to be running at high idle. In park or nuetral is when you'll notice it. 23 people reported this problem. My new 2011 lml 3500 sometimes idles up to 900 rpm. Start and idle the engine in PARK for 3 minutes. I have a 2000 chevy silverado with 198648. Discussion Starter · #1 · Jun 30, 2011 (Edited) Only show this user. It is a generic code, which means that it has the same for the Chevy Silverado as any other vehicle. Could be throttle body. This occurs very randomly. I got the truck with 165k so I've only had it a little over a year and decided I should swap the plugs. 3. 2011 Chevrolet Silverado idles low. hard shifts and doesnt want to shift until 3000 rpms on light throttle. 2. Report. Asked by Str8smile Dec 07, 2014 at 01:47 PM about the 2001 Chevrolet Silverado 1500 Extended Cab LB 4WD. This can be pretty handy if you just need a little higher idle for a few minutes, and don’t have time to go through the entire programming sequence. December 13, 2018 by Jason. about 1500-2000 rpms when in park or neutral. Transmission Fluid Low. The idle is going to be high at first until the computer relearns the idle again. Top 6 Bad Throttle Position Sensor Symptoms. Hello all, I have a problem with a new truck I bought about 3 months ago. 30 Posts. how to take out and clean IAC Failure Date: 06/06/2019. Here are the most common cause of acceleration with the RPM’s going up: 1. SOURCE: '03 Focus at between 2-3000 rpm 'bogs down' then surges. . Albeit they're set at 3,500rpm. 6 comments. 3L Chevy Silverado 1500 LTZ; have experienced a rough idle in park and while stopped in drive. I noticed that it has a rough idle, a slight surge at times while on the interstate, it almost stalls out when you start it some days. Most experts agree that there are two primary causes of transmission failure. If idle speed codes are set, clear codes so the ECM can continue to learn. August 30, 2019 by Jason. miles the problem it had was hi reving hard. This mainly occurs when the vehicle is cold or during the first start of the day. any takes on how i can fix my problem. 362 Answers. ·. #3 · Jan 20, 2011. About a month ago I noticed a slight miss at low rpms under a light load. If I put it in neutral, and tap the throttle, it goes to 2500 rpm and stays. Link to comment. EDIT: Also, a slightly fluctuating idle is common for all engines. Vehicle has 36k miles. Share. 2000 Chevy silverado 4. 7 miles to the gallon. It happens when the engine dips . Idles at 3000 rpm As soon as I start the car (1984 BMW 318i) it idles ok and 5 seonds later it shoots to idles at 3000 rpm and stays there. What could be the problem? This is a 5. 3) Start the engine again and let it idle in park for 3 minutes one more time. I have approx 197k on the truck. i got alittle problem with it. Your vehicle's computer system has self-testing capability. Performing a throttle body service will commonly correct this concern. 4) If the idle speed is still off, drive the vehicle at speeds above 44-mph and operate several acceleration and deceleration cycles. An overheating engine will often idle higher than normal, so be sure to check your engine temperature gauge. Montgomeryc said: I have a 2011 HD 2500 6. This may take up to 2 minutes. i have a k&n cold air intake on it. does my idle need to relearn, or is . This was an electrical system that grew steadily worse. The TPS must be adjusted (rotated) so that it reads idle and full-throttle positions properly, or it may appear to be malfunctioning. I took it for a little trip at 55mph for about 10 miles ( I was told to do so to let the tps relearn) and as long as i let it idle down while in gear, its fine. About 7500 miles the voltage guage started doing the dip below 14v on the guage, and I noticed the trucks mileage started dropping. Typically, the idle speed will be set at a value in the range of 600 to 800 RPM, but the exact value will depend on the number of engine cylinders and whether the vehicle is equipped with a manual or automatic transmission. how to take out and clean IAC Gender:Male. It seems your truck has either an excessive vacuum leak and/or restricted exhaust problem; this causes rough idle and/or surge conditions. 1,200 Posts. It is typically triggered when the engine idle speed is 200 rpm or more over the predetermined limit set by the manufacturer. Reassembled and drove truck and it drove just fine it seemed until i pulled back in my driveway, now it will idle up to 3000 or more rpms, and just stay there. Another complaint/question here. Like going 45-50 mph up a slight hill and just giving it a little throttle. 4) Engine Stalling. Check plug/wire/coil pack. After the 3 minute run time the engine should be idling normal. If your Silverado is too low on transmission fluid, it’ll will no longer be able to transfer power to the rear wheels. Most of the time the culprit is going to be the ignition system . Hey all, I recently picked up a 2012 Silverado 1500 4x4 with a 5. AFM worked perfectly. Shifting between gears (auto xmission) was very rough. Asked by Cory19999 Aug 17, 2016 at 08:04 PM about the 2000 Chevrolet Silverado 1500 Extended Cab 4WD. I would suspect a vacuum leak. Diff Lock Control - For more power to all 4 wheels, you can choose to lock front and rear differential lockers in 4L, 4H, or 2WD mode. 7l 350 4wd throttle body doesn't idle but dies after kicking it over in the morning and when it did idle it was not smooth. Starts up idles fine, as soon as you put in gear it . 8 liter v8. My throttle body was sticking at idle speeds as high as 2,000 to 3,000 rpm. 3) Check Engine Light. 6) Problems Switching Gears. Share on other sites. Cleaning the throttle body allowed more air to enter the engine, and the computer is compensating by adding more fuel. If GM TPS sensors have any inherent flaws, it is a tendency to slip out of adjustment. A rough idle or vibration at idle may be present with the transmission in Drive or Park on some 2019-2021 Silverado and Sierra models equipped with the 5. P0507 is a fairly typical OBDII trouble code. 3, 39K miles, decided this morning to idle at 3000 to 4000 rpm twice, at one stop sign it pushed me into the cross walk until I put in neutral. Scan for codes and if you get throttle body related codes, clear them. 20. 3 that has 180k on it. 3 with active fuel management. Stability control alarm blinking ,traction control alarm blinking,, speedometer going erratic, brake lite staying in alarm,cruise control dropping out,power loss temporarily. anyway, the stock tune ( 2011 Silverado 2) was causing terrible shifting issues and hitting the rev limiter. I have a 2011 Silverado 4x4 extended cab with a 5. possibly move the injector and see if the code follows. 1) Take it to the dealership and let them do the 'idle learn reset' with the Tech II. It is a self protect rev limiter. Hello. Purchased my 2011 Silverado 1500 LTZ Crew Cab October of 2011. The idle speed intermittently speeds up from around the normal 600 RPM to around 900RPM. To perform a throttle relearn on a 2008 Silverado 5 2005 Chevy Trailblazer Runs Rough at Idle With No Compression Theft Relearn Procedure For 2008 Chevy Malibu Also for: 2011 silverado 1500 extended cab, 2011 silverado 2500 hd crew cab, 2011 silverado 1500 regular cab, 2011 silverado 3500 hd crew cab, Once all was done, I got the high idle and . 1988 GMC k2500 5. Surgeing. (Over that period of continous miles, the truck will relearn the throttle positioning again from what I've read through many threads. Hi everyone, I got a 2010 5. Since I repeated myself countless times in the video, figure I'll type it out as well. Already replaced read more 1. Now, I have a really rough idle for about 10 to 15 seconds after a cold start. There are quite a few reasons why your Chevy Silverado could be idling rough. this can require driving the car. Sometimes in the morning, sometimes in. 6. 3L w/6 speed w/66,000 miles. The first 7000 miles were at 17. Question type: Maintenance & Repair. Maladjusted TPS. Ignition OFF for 60 seconds. Though this can happen to any car, many GM owners have reported such a failure. The idle will relearn if you put the vehicle in drive and allow the idle to come down with all accessories off for about two to three minutes. I took it back out for another drive and after a few miles it seems to be running fine, UNTIL you come to a stop sign, it doesnt want to stop, and if you take it out of gear, will idle . Discussion Starter · #1 · Jan 18, 2012. If all is good you can check the injector. 2010 Silverado Rough Idle. Fullsize Truck & SUV - 1999-2006 GMT800 & 2007-2013 GMT900 Platforms. Failure Date: 06/06/2019. Follow. You will hear the throttle body self-adjust. Taking its name from the top trim level from the Chevrolet C/K series, the Silverado is offered as a series of full-size pickup . 2011 Silverado 1500 w/ 5. GM has been using it for years on FWD cars. 3L V8 engine (PRO L82, L84) or 6. Recently it started having this "rpm bounce" , about 100-200 rpm when driving about 40-50mph. There's one of two options to fix the high idle. 1999-2013 Silverado & Sierra 1500. The first couple times I started it, it just cranked and cranked and did not want . The fast idle is disabled in the DIC. The power goes to the torque converter, and that’s the end of the line. Other times it can be a problem with a cracked intake tube. The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand. or. (Fig. Caused quite a problem if it stuck while driving along and you go to stop or slow down from 50 mph. 1 people found this helpful. Cleaning the TB will do nothing for a cylinder specific misfire. Idle speed and throttle position are learned by the computer to achieve the desired rpm. They did the sensor rebuild kit repair.


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