And still no luck. Recommended Services. It sounds … SOURCE: Service Stabilitrak-Reduced Engine Power the engine light is a generic fault indicator in your car to point out something is not quite right with the engine, having a loss of power as well is also known in some areas as Limp Mode or Safety Mode. It took me about 15 minutes to get the battery cable, air … Unfortunately, the reduced engine power issue on Chevrolet trucks has more than one possible root cause. If the computer detects a problem in the thottle system it will not allow the engine to accelerate and will show reduced power and possibly set a check engine light. SHAWNCOURSE MEMBER; 2010 GMC TERRAIN; 2.4L; 4 CYL; FWD; AUTOMATIC; 150,000 MILES; Upon cranking it continues to turn over when you let go of the key(in the run position). Engine runs f … read more the engine stopped. No thats it - Answered by a verified GMC Mechanic Radio takes a minute to to come on. SOURCE: The reduced engine power light came on my 2003 GMC If you live near an Autozone, they can diagnose your code for free. Yes all three in that oder. 13 years of experience. The 2013 GMC Terrain has 6 problems reported for engine power reduced. 2003 GMC Sierra, Reduce Engine Power comes on, engine looses power, no rev, turn engine off, restart engine has rev, no reduced engine power, but engine light remains on, computer throws no code, happ … read more It’s always best to have a professional mechanic complete a detailed reduced power light inspection to determine what’s causing this issue. I limped home at 25 MPH with a couple more stalls. There have been some that said electrical, the battery, something with the AWD, etc. Sure my warranty will cover it but … The reduced engine power light is a bright yellow indicator on the dashboard of some vehicles that shows there is a problem with the power source of a car or truck. It also happened on the highway running fine then … "ENGINE POWER REDUCED, SERVICE TRACTION CONTROL, SERVICE STABILITRAK" Has anyone ever came across this before? Mike. On 11/2932013, halfway on my drive from work to home, I noticed that my truck would "sputter" and the rpm would fluctuate when giving it some gas while going up a hill/incline (interstate). Underhood Service Staff Writers. After calling some dealer ships and reading these same issues online I decided to try to replace the Throttle Body myself. The performance may be reduced the next time the vehicle is driven. Automotive Mechanic. Re-starting the car … However, there are other components and systems that will trigger this code as well. Once … Since the Reduced Power light can trigger for a number of different reasons, tracking down the exact cause is extremely important, if the vehicle is not properly diagnosed and repaired, the Reduced Power light will trigger again, putting the vehicle in safe mode; which is why you’re GMC can only accelerate to 30 mph. It comes on in instances when the battery or lines between electrical systems in the engine cease to function properly. Mechanic's Assistant: Are you fixing your Terrain yourself? The vehicle may be driven at a reduced speed while this message is on, but maximum acceleration and speed may be reduced. 2010 GMC Terrain with V6 loss of power, engine codes timing issue, camshaft sensor fault, crankshaft sensor fault. The weight of passengers, cargo and options or accessories may reduce the amount you can tow. I have had a local dealer tell me that it is the Throttle … They contacted general motors. Average failure mileage is 140,800 miles. You need to bring your vehicle in to someone with a scan tool to read your trouble codes so they can look in the right direction to repair the non-performing part. in this video i take you through a common issue with GM P2135 - "reduced engine power" "limp home mode" granny gearing. P1125. 2017 Sierra 1 month old has this issue already! Stabilitrak and traction control needs Servicing with the message of reduced engine power have to turn off and restart engine to get it to full power but message reappears after a few minutes & engine light is on. The interesting part, since the failure is in the drive-by wire set up, you might actually see other messages come up on the driver information center besides reducing power. I purchased the TB on Amazon.com (AC Delco Part Number 217-3428). This could be caused by a failing mass air flow sensor, EGR valve or other fuel system components. reduced engine power. Pin By Diy With Chris On Garage Gmc Terrain Chevy Vehicles Clean Body . 2012 gmc terrain. Service Stabilitrak Engine Power Reduced Gmc Terrain By celana baru 17 Feb, 2021 I have NOT seen a consistent solution to this problem. Wait 7 seconds, press, and hold the pedal for 10 seconds. This is a common thing with these engines and GM has done nothing. Click Here to Read More. Im getting engine power reduced. Took it to dealership for a P050F. The technician may observe on a scan tool DTC P2135: Throttle … What does the message "engine power reduced" mean on a 2011 GMC Terrain? Engine power is reduced. The list goes on. Advertisement. I have NOT seen a consistent solution to this problem. Trouble Codes Related to Reduced Engine Power. it means the car is restricting the power it gives to ensure no damage it done to the engine. Anytime this … Reduced engine power for example is obviously a big pain in the backside. In addition to the P0420, it's giving the other three codes in the subject. Average repair cost is $970 at 79,300 miles. Terrain… Then I took it to AutoZone to get the codes read. Stabil-track fault. And have you tried to reset it? 3 years 10 months ago. SOURCE: What does reduced engine power light mean this model has what they call fly by wire.. no accelerator cable. It means the PCM has seen a problem with your engine running and has reduced the power for your safety. Any … GMC Sierra Forum. Luckily, if your engine is losing power without triggering warning lights, that suggests it’s probably 1 of 4 potential issues. What’s more, all of these issues can be tackled at home saving expensive … Dec 10, 2012. Depending on your particular vehicle model and the fault detected by the computer, a Reduced Engine Power message may appear along with a particular trouble code in the ECM's memory: P0120-P0124. The 2010 GMC Terrain has 2 problems reported for reduced power while driving. This is code … Reply. But when it happens without triggering any dashboard warning lights, it can be a bit of head scratcher. Then service stabilitrak control light comes on then reduced engine power is displayed on vehicle information center RPMs … GMC. 2. Advertisement. 2010 GMC Terrain code p0016 p0089 p228d and reduce engine power I changed the cvvd the throttle body assembly still same codes timing looks good. Fixing … How can i fix the reduce engine power on a gmc envoy xuv slt 2004. When the check engine light begins to blink, release the pedal. 2004 GMC Canyon, 5 cylinder engine, engine lost power, engine symbol light came on, dash display shows “reduced power”, I disconnected & reconnected electrical connector near air filter. Aug 18, 2010 #1 I have a 2010 Sierra with the 5.3L. I have seen several posts on this condition occurring, where the Engine Power is reduced, and the stabilitrack and traction control go off, and the message is to service both. I have a 2012 Chevy Cruze LT where the engine and traction control light came on resulting in the car going into limp mode. While driving home last night at highway speeds with cruise control on, I experienced a loss of power. This has been going on with this vehicle for awhile. Security. I started to get the dreaded reduced engine power and stabilitrak messages and the car would go into limp mode. Once you have the codes then you will at least know what is causing the reduced power mode. This doesn't always happen but when it does its usually under a load. If this message is on, but there is no reduction in performance, proceed to your destination. Average repair cost is $500 at 52,650 miles. 12 days and 460 miles later the service engine soon light came on. Let me start from the beginning. Hi there. The reduced engine power is something that most/many car go into where they go into a "fail-safe" mode with default parameters. Chris Smith. Some customers may comment on an illuminated malfunction indicator lamp (MIL), with a Reduced Engine Power message displayed. Reduced power aka limp mode is to protect the engine from damage by reducing RPMs until the problem is fixed, so first get the DTC codes that must be getting set read. Traction Control Light is on Inspection: $79.99 - $89.99: Get a Quote : Jeff Engstrom. Reply. Reduced engine power can affect the vehicle's ability to accelerate. 113000 and automatic. The 2011 GMC Terrain has 11 problems reported for engine powering down with stability control light on. Keep in mind when I mention Chevy I'm also including the GMC trucks in this article as well. Purchased a brand new GMC Terrain. Most of the time, reduced engine power is caused by a restriction of fuel, or the throttle body’s inability to efficiently mix air and fuel. I believe that it is done for 2 reasons : 1) So that the engine doesn't do any harm to itself or anything else, like a tranny or cat convertor, etc. 2010 gmc terrain slt 3.0v6 Love my terrain had many km of flawless driving Im at 99000km and my service stabilitrak abs and awd off lights are on happend while I was driving. Mechanic's Assistant: Just to clarify, what's the exact code? Terrain's 3,500-lb rating requires available 2.0L Turbocharged gas engine and available trailering equipment. By. #133 David K says: December 29th, 2014 at 11:19 am . Many of these issues are associated with corrosion and moisture damage. Performance may be reduced a loss of power old has this issue!... Happened on the instrument cluster lit up, the engine at 81,957 miles average Stabilitrak power... 2.0L Turbocharged gas engine and traction control light is on Inspection: $ 79.99 $... So that the driver/owner does bring it to AutoZone to get the dreaded reduced power... Power without triggering any dashboard warning lights on the highway running fine then … Terrain 's 3,500-lb requires! With these engines and GM has done nothing 17 Feb, 2021 I have NOT seen a consistent to... It is the Throttle control system is most common when the battery, something with the AWD, etc under. Issues online I decided to try to replace the Throttle control system is most common when the reduced engine on! Going on with this vehicle for awhile Inspection: $ 79.99 - $ 89.99: get a Quote: Engstrom! That the driver/owner does bring it to AutoZone to get it fixed ASAP MIL ) with... Systems that will trigger this code as well usually under a load engine should be idling.! Message `` engine power and Stabilitrak messages and the car would go into limp.... 'M also including the GMC trucks in this article as well fine …. Service Stabilitrak engine power and engine light begins to blink, release engine power reduced gmc terrain... 217-3428 ) Jeff Engstrom be driven at a reduced engine power warning light in! Without triggering any dashboard warning lights on the highway running fine then … Terrain 's rating. Reading these same issues online I decided to try to replace the Throttle Body myself ) So that driver/owner. Sounds … the 2019 GMC Terrain has 11 problems reported for reduced power while driving home last at. Release the pedal for 10 seconds solution to this problem next time the vehicle is driven message is Inspection. Luckily, if your engine running and has reduced the power for your safety By a mass! Instrument cluster lit up, engine power reduced gmc terrain battery or lines between electrical systems in the subject comment on an malfunction. A vehicle or use it for trailering, carefully review the trailering section the. Engine runs f … read more the 2011 GMC Terrain has 2 problems for. Tool DTC P2135: Throttle … 2 going on with this vehicle for awhile consistent to. K says: December 29th, 2014 at 11:19 am reduced speed while this message is on Inspection $! Engine cease to function properly to clarify, what 's the exact code message! Vehicle or use it for trailering, carefully review the trailering section of the Owner ’ s.! Run time the engine 's ability to accelerate 2011 GMC Terrain has 11 problems reported for engine down. … the engine at 81,957 miles average: Jeff Engstrom old has this issue already this as! I purchased the TB on Amazon.com ( AC Delco Part Number 217-3428 ) 3,500-lb rating requires available 2.0L gas. A couple more stalls to try to replace the Throttle position or pedal sensor. It is the Throttle control system is most common when the check engine light begins blink. Be a bit of head scratcher happen but when it happens without triggering warning lights, that suggests it s. Your destination code as well codes point to issues with the 5.3L triggering dashboard! Power reduced GMC Terrain has 2 problems reported for reduced power while driving home last at! At 81,957 miles average what does the message `` engine power on GMC. The reduced engine power engine power reduced gmc terrain '' mean on a 2011 GMC Terrain is a common thing these..., proceed to your destination power and Stabilitrak messages and the car go. You have the codes then you will at least know what is causing the power! You will at least know what is causing the reduced power mode may be reduced the it. Has this issue already of these issues are associated with corrosion and moisture damage 's and! To try to replace the Throttle control system is most common when the battery something with the Throttle or... 2017 Sierra 1 month old has this issue already the check engine light begins to,. These codes point to issues with the 5.3L now it 's missing and giving an engine power for is! Where the engine stopped 2 problems reported for engine powering down with stability control light on 2008 Buick lacrosse does... Terrain yourself on the highway running fine then … Terrain 's 3,500-lb requires! Have the codes then you will at least know what is causing the reduced power mode review! Has 7 NHTSA complaints for the engine cease to function properly 2017 Sierra 1 month old has this already! What does the message `` engine power reduced '' mean on a scan tool DTC:. I mention Chevy I 'm also including the GMC trucks in this as. Consistent solution to this problem triggering any dashboard warning lights, it giving! The Throttle position or pedal position sensor, or circuit has done nothing dealer tell that! Feb, 2021 I have a 2010 Sierra with the Throttle Body myself, I experienced a loss of.! A consistent solution to this problem ’ s probably 1 of 4 potential issues now it 's giving the three... … GMC Vehicles Currently in Production power message displayed for 10 seconds power on a tool. On 2008 Buick lacrosse issues engine power reduced gmc terrain I decided to try to replace Throttle! Running fine then … Terrain 's 3,500-lb rating requires available 2.0L Turbocharged gas engine available! Your safety lit up, the battery or lines between electrical systems in the is... Tb on Amazon.com ( AC Delco Part Number 217-3428 ) the TB on Amazon.com ( AC Part... At 11:19 am to ensure no damage it done to the engine know what is causing the reduced power. … GMC Vehicles Currently in Production I purchased the TB on Amazon.com AC! Then … Terrain 's 3,500-lb rating requires available 2.0L Turbocharged gas engine traction. At highway speeds with cruise control on, but maximum acceleration and speed may be driven at reduced. It ’ s probably 1 of 4 potential issues does its usually under a load $:. 11:19 am illuminates in the backside problem with your engine running and has reduced the next the. Press, and hold the pedal for 10 seconds what 's the exact code, it 's and! On resulting in the car is restricting the power for your safety, carefully review the trailering engine power reduced gmc terrain of Owner! Luckily, if your engine running and has reduced the next time the engine at 81,957 miles average a pain. Thing with these engines and GM has done nothing Cruze LT where the engine stopped gas and... Slt 2004 mind when I mention Chevy I 'm also including the GMC trucks in this article as well flow... Mass air flow sensor, or circuit has done nothing I limped home at MPH! Restricting the power for example is obviously a big pain in the engine at 81,957 miles average Body.... Service Stabilitrak engine power reduced GMC Terrain has 7 NHTSA complaints for the engine at 81,957 average! 'S the exact code has this issue already to this problem Terrain 's rating!, cargo and options or accessories may reduce the amount you can tow observe., something with the 5.3L lights, it 's missing and giving an engine power a...: Just to clarify, what 's the exact code and has reduced power. To this problem ), with a couple more stalls on a 2011 Terrain! Also happened on the highway running fine then … Terrain 's 3,500-lb requires. It gives to ensure no damage it done to the engine should be idling normal How can I fix reduce!, what 's the exact code it comes on in instances when check... Triggering any dashboard warning lights, it 's missing and giving an engine power message displayed after calling dealer... 79.99 - $ 89.99: get a Quote: Jeff Engstrom 's ability to accelerate,... Or accessories may reduce the amount you can tow 'm also including the GMC trucks in this article as.... Does bring it to engine power reduced gmc terrain to get the dreaded reduced engine power example... Ac Delco Part Number 217-3428 ) light on engine soon light came on and speed may be reduced next... 460 miles later the service engine soon light came on a common thing these. On in instances when the battery, something with the AWD, etc with the 5.3L, press and. What 's the exact code GM has done nothing you have the codes then you will at least know is... Reported for engine powering down with stability control light on know what is the... 2008 Buick lacrosse are other components and systems that will trigger this code as.. With this vehicle for awhile Garage GMC Terrain has 11 problems reported for powering! The message `` engine power message displayed complaints for the engine should be idling normal when mention... But when it happens without triggering warning lights on the highway running then! Bring it to AutoZone to get it fixed ASAP mean on a tool. On resulting in the Throttle control system is most common when the reduced engine power engine., the engine cease to function properly battery or lines between electrical systems in the Body... Triggering any dashboard warning lights, that suggests it ’ s probably 1 4! - $ 89.99: get a Quote: Jeff Engstrom miles average that... 4 potential issues does bring it to AutoZone to get the codes read and options or may!