Gmc terrain engine power reduced

Pop the engine cover off, and they are on top. Unplug the harness, undo one bolt, pull the old one out (it may drip a little oil), slip the new one in, tighten bolt, plug in harness, replace cover, done. I think a new solenoid was a whopping $30, and when it was the intake solenoid, her car was stalling occasionally.

Gmc terrain engine power reduced. Reduced Engine Power Causes: GMC Sierra. If you have the reduced engine power light, then there are going to be some diagnostic trouble codes stored in your OBD II system. This is great news, since it helps narrow down where the ECU thinks that the problem is. A good code scanner is really cheap and can make the process a whole lot …

Your Terrain’s Powertrain Control Module (PCM) has reduced the available engine power due to a system failure. Depending on the engine and model …

Other vehicles: 2002 Impala 1LT (dlvd. Jun 2002): Summit White / 3.4 L V6 / FWD / Cassette-CD Combo /254k miles [MAY-2023]Engine dies after starting. 2012 Terrain with 2.4 just turned 80,000 miles with original spark plugs still in it. About 5 weeks ago I left Ohio to go to Arizona. I stopped about 30 miles into the trip to pick up a few things. Started the engine and went about 50 feet and it just turned off.Support My Channel! Paypal - [email protected] / Cashapp - $cdarnauParts Needed - Accelerator Pedal https://amzn.to/2RiNtunTools Needed -1/4 drive set - https:...2016-2018 GMC Sierra 1500 2019 GMC Sierra Limited Dead Battery / P1682 P129D P10E4 P2535 / Crank No Start There is a Factory Service Bulletin for the 2013-2014 GMC Acadia: CONDITION: Customers may comment of intermittent Service Engine Soon light on with Reduced Engine Power and/or engine stall with P0689 and/or P1682 stored in history. CAUSE:Service type. Reduced Power light is on Inspection. Estimate. $94.99. Shop/Dealer Price. $105.01 - $112.52. 2019 GMC Terrain L4-2.0L Turbo. Service type. Reduced Power light is on Inspection.The GMC Sierra SLE offers more standard features than the GMC Sierra; this truck is the mid-level trim of the Sierra model. The GMC Sierra family contains five Sierra truck models....

Ever since being rebuilt it would drive fine, but after about an hour of driving it would do the reduced engine power and not listen to the gas pedal. I changed the pedal assembly and it's the same. Over the course of the past 2 months it's been getting worse. a 5min drive would set it off. and now today no response from the throttle at all ...June 27, 2022 by Jason. Many late model GM-made vehicles, such as the GMC Sierra use an “Engine Power Reduced” mode when they detect a potentially catastrophic problem. Reduced engine power has been known to come on at very inopportune times (such as while driving on the highway). Many components can cause the engine power to be …How to fix reduced engine power and service traction control system on your vehicle.Amazon Links:Hub Buster: https://amzn.to/3sXGBU5My test light: https://am...Since one of the most important safety features of the car is not working as it should, most of the time the engine's power might be reduced to not allow excessive speeds in these conditions, so don't be too surprised if a feature that is related to braking your car will not allow you to accelerate either.Reduced Engine Power Causes: GMC Acadia. If you have the reduced engine power light, then there are going to be some diagnostic trouble codes stored in your OBD II system. This is great news, since it helps narrow down where the ECU thinks that the problem is. A good code scanner is really cheap and can make the process a whole lot smoother.2012 terrain reduced power. SLE terrain v6 AWD w/ 17,300 miles on it. Driving today and engine Boggs from 50 mph down to 20....hmm seems safe. Display shows engine power reduced and check engine light and traction control light come on. I stop, turn it off and back on, and can drive it again but check engine light still on.

2013 Terrain Engine swap. Hello everyone, my first post here so forgive me if I posted in the wrong section. I have a 2013 GMC Terrain FWD 2.4 66k miles that was burning a lot oil, loud timing chain and finally the "Engine Power Reduced" and "Service Stabilitrak". The dealership told me the in service date was 4/2012 so I have no warranty …Your Terrain’s Powertrain Control Module (PCM) has reduced the available engine power due to a system failure. Depending on the engine and model …opps sorry p0016 p0089 p228d codes, replace high pressure fuel pump, throttle body, intake and exhaust variable timing sensors a sensor for the gas under driver side wheel recessed, and still I can clear the codes and they still come back and reduced power mode and limp mode, any other ideas, this is on a 2015 chevy equinox.On a good WOT pull the pressure climbed to 1800 - 2125 psi range. When coasting to a stop ( foot off the gas ) the fuel rail pressure briefly dropped to 280-350 psi range then returned to 425-440 range. On a cold start the pressure was 1800-2050 for the first 30 seconds or so.. Hope these number can help you out. Like.

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2022 Terrain here. Going through the same thing (check engine light/reduced power). Up here in Canada where this week it has been the -40 C windchill range. Winterfront is on car. After this weekend, I am taking it to the dealer to see if it’s a turbo issue (my Trax did the same thing.. turbo would freeze up) or not.The 2019 GMC Terrain has 25 NHTSA complaints for the engine at 27,668 miles average. (Page 1 of 2) ... *Check engine light on, engine power is reduced is on, vehicle is surging up and down while ...1033 posts · Joined 2011. #6 · May 24, 2012. Reduced power is an issue no engine light doesn't mean anything the code could have been there 3 times and it popped the light and for some reason it didn't read again so the light went off. The truck will stay in reduced power unless you clear the ECU or you disconnect the battery for about 5-10 ...If your vehicle has a 2.4L ecotec engine and has the problem it is a quick fix, This issue only happens with maintenance flaws if you don't change the oil fi...Engine Power Messages. ENGINE POWER IS REDUCED. This message displays when the vehicle's propulsion power is reduced. Reduced propulsion power can affect the vehicle's ability to accelerate. If this message is on, but there is no observed reduction in performance, proceed to your destination. ... GMC Terrain 2018-2024 Owners Manual: Driving for ...

GMC trucks vary in weight depending on the model, size and parts used in the vehicle. For instance, the Sierra 1500 Denali with a short box truck bed and standard engine weighs 5,0...Reduced Engine Power Gmc. Web the gmc canyon sle and canyon slt uses a throttle position sensor (tps) which is known to fail and cause: Asked by elephantlady jan 24, 2014 at 12:07 pm about the 2005 pontiac grand prix gxp. ... 2013 GMC Terrain Engine Power Reduced 7 Complaints. Check Details. 2003 GMC 1500HD 6.0 "REDUCED ENGINE POWER" ONLY Ask ...How to fix reduced engine power and service traction control system on your vehicle.Amazon Links:Hub Buster: https://amzn.to/3sXGBU5My test light: https://am...opps sorry p0016 p0089 p228d codes, replace high pressure fuel pump, throttle body, intake and exhaust variable timing sensors a sensor for the gas under driver side wheel recessed, and still I can clear the codes and they still come back and reduced power mode and limp mode, any other ideas, this is on a 2015 chevy equinox.1) Bad Throttle Actuator Control. This is one of the universal triggers of the reduced engine power light on your vehicle. The throttle actuator control (TAC) is used by most modern GM vehicles in place of the conventional throttle linkage and body. This innovation can be dated back to the year 1997 when it was first introduced on the C5 Corvette.2013 gmc terrain engine power reduced: 5 complaints2011 gmc terrain slt awd data, info and specs 2011 gmc terrain engine diagramEngine for 2011 gmc terrain. 2012 gmc terrain engine power reduced" then shut off: 2 complaintsEngine for a 2011 gmc terrain 2.4 liter sidi dohc 16-valve vvt 4 cylinder engine for the 2011 gmcEngine reduced power ...How to reset: gmc terrain oil service maintenance light Terrain gmc 2013 gmc terrain engine power reduced: 5 complaints. 2013 GMC Terrain Engine Power Reduced: 5 Complaints. Reduced yukon gmc message engine power august Reduced engine power problem fixed on fixmyoldride.com Terrain gmc problems recalls. 2018 gmc terrain: it's all about the ...Yes this is a known problem. Over oiling a air filter can get on the MAF sesnor, & cause this code to be set. This problem can sometimes be fixed by replacing the oiled air filter with a stock style air filter & or by cleaning the MAF sensor with MAF sensor cleaner. 2009 GMC Sierra 2500HD SLE CC/SB 4x4 LMM. EFI Live, Edge Insight CTS, Flo~Pro 4 ...

I went through a lot of reduced engine power throttle body problems with the polar vortex last winter. A lot of folks had similar problems last winter. The first time it happened was new years eve 2014, 10 degrees F, 65 mph down the thruway, ding ding ding. Stabilitrack disabled, service stabilitrack, traction control disabled. Reduced Engine ...

#PIE0503: Engineering Information – Reduced Engine Power, DTC P0299 Set - (Feb 4, 2019) Subject: Engineering Information – Reduced Engine Power, DTC P0299 Set -----XT4 2019 Equipped with 2.0L Engine (RPO LSY) Equipped with TRANSMISSION-AUTO 9 SPD (RPO M3H) Chevrolet Sonic 2015 Equipped with 1.4L Engine (RPO LUV)Reduced Engine Power Causes: GMC Acadia. If you have the reduced engine power light, then there are going to be some diagnostic trouble codes stored in your OBD II system. This is great news, since it helps narrow down where the ECU thinks that the problem is. A good code scanner is really cheap and can make the process a whole lot smoother.Similarly, the Terrain is likely to have a turbocharged 1.5-liter four-cylinder engine under its hood (just like the Equinox), but its power figures might be higher than the Chevy’s 175 ...Reduced Engine Power Causes: GMC Canyon. If you have the reduced engine power light, then there are going to be some diagnostic trouble codes stored in your OBD II system. This is great news, since it helps narrow down where the ECU thinks that the problem is. A good code scanner is really cheap and can make the process a whole lot smoother.Jun 27, 2022 · June 27, 2022 by Jason. Many late model GM-made vehicles, such as the GMC Terrain use an “Engine Power Reduced” mode when they detect a potentially catastrophic problem. Reduced engine power has been known to come on at very inopportune times (such as while driving on the highway). Many components can cause the engine power to be reduced.Used 2015 GMC Terrain from Glockner Chevrolet GMC in Portsmouth, OH, 45662. Call (740) 370-6244 for more information. ... display showed service stability traction and Engine Power is Reduced. It wouldnt run over 20 mph and nothing over 8 mph going uphill. Also believe the catalytic converter needs to be replaced.June 27, 2022 by Jason. Many late model GM-made vehicles, such as the GMC Sierra use an "Engine Power Reduced" mode when they detect a potentially catastrophic problem. Reduced engine power has been known to come on at very inopportune times (such as while driving on the highway). Many components can cause the engine power to be reduced.The diesel has been trouble free for nearly the first two years and 25,000+ miles. Suddenly today, the DIC says: Cleaning exhaust filter, must continue driving. Engine power is reduced. Feels like output is about five HP, and it won't rev above 2,500 RPM. Actually dangerous to drive on public roads, even though it demands you "continue …2013 Terrain Engine swap. Hello everyone, my first post here so forgive me if I posted in the wrong section. I have a 2013 GMC Terrain FWD 2.4 66k miles that was burning a lot oil, loud timing chain and finally the "Engine Power Reduced" and "Service Stabilitrak". The dealership told me the in service date was 4/2012 so I have no warranty …

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Engine power reduced light came on and there is rattling noise under the hood. ... On a cold 12 degree day on 1/19/2020 I was driving my 2013 GMC Terrain on a busy state highway doing the speed ...#likesharesubscribe #subscribeIn this video, I show in detail how to fix a common reduced engine power issue that's associated with Chevy or GMC LS engines. ...The reduced power mode is triggered when the ECM (Engine Control Module) detects one or more problems causing damage to the engine. The typical sign of this reduced engine power mode is a yellow light on the vehicle dashboard or text like “check engine” or “low engine power.”2013 gmc terrain engine power reduced: 7 complaints Here's what the 2010 gmc terrain costs 2012 gmc terrain slt awd 3.0 liter sidi dohc 24-valve vvt flex-fuel v6. 2010 GMC Terrain SLT 2.4 Liter SIDI DOHC 16-Valve VVT 4 Cylinder Engine. Reduced engine power warning (causes and how to fix it) Security. 2012 gmc terrain. im getting engine power ...145,000 miles. Vehicle loses power as reduced engine power light comes on. Slows to 20 mph. You can regain power by putting the vehicle in neutral and turning the vehicle off and on again. Some ...Reduced engine power - Now won't start. Jump to Latest Follow ... GMC Terrain, Equinox, and SRX Forum. 207.1K posts 42.8K members Since 2009 A forum community ...December 2, 2023 by Ayden Morris. "Engine Power is Reduced.". This is one of the most dreadful warning messages for GM's Duramax engine-based vehicle owners. Imagine you're cruising on the road. Suddenly, this message appears on the instrument panel, and the vehicle goes into the limp mode where the max speed is 30/45 mph.Hey everyone, I just recently rebuilt a 2019 terrain with the 1.5L engine in it and on my first test drive I got a P0234 code for overboost. The car only has 8k miles and has been sitting for probably close to 6 months so im thinking the waste gate may be stuck or something is just sticky. This is my first time ever dealing with a turbo so my ...Misfiring. Engine misfiring is the number one reason why your Terrain would be shaking when stopped. The most common cause is worn spark plugs, followed by faulty coil packs. You may see the check engine light on and codes P0300 or P030X (where the X represents the misfiring cylinder number.Loads of GM owners are getting the death message "reduced engine power" on the dash - Mark wants to know the exact root cause of this well known issue so he ... ….

Jul 11, 2013 · W. wrusprod. 1105 posts · Joined 2010. #4 · Feb 9, 2015. P0191 is the fuel rail pressure sensor. I had the engine running at reduced power, stabiltrac service message and the check engine light. with this code. on a 2012 V6 Terrain with 75k miles. We're trying to get an accurate count of people with or without engine startup noise.Apr 10, 2016 · Itsmebj said: welshm85 said: I have a 2012 Equinox with 68,000 So I received the "Engine Power is Reduced" and "Stabilitrac" lights today and my car is driving dangerously slow, 15-20 mph. I live about 20 miles from the dealer. I checked the oil and it was two quarts low without a low oil warning. I added those two quarts and still have the ...GM and GMC vehicles have been plagued by throttle position sensor problems along with the dreaded reduced engine power or limp mode. Here, we show you the c...Dec 27, 2012 · I was nervous about the car turning off on me so I pulled over and restarted the car and the security light went away. I then continued home and about a mile from home my reduced engine power, service engine and traction light came on and I couldn't get the car about 2k rpms. I managed to make it home even though I could barely get up the driveway.The diesel has been trouble free for nearly the first two years and 25,000+ miles. Suddenly today, the DIC says: Cleaning exhaust filter, must continue driving. Engine power is reduced. Feels like output is about five HP, and it won't rev above 2,500 RPM. Actually dangerous to drive on public roads, even though it demands you "continue …Aug 28, 2023 · 4. Trouble Codes Related to Reduced Engine Power. 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. These codes point to issues with the throttle position or pedal position sensor or circuit. P1125.Nov 7, 2022 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Reduced Engine Power Gmc. Web the gmc canyon sle and canyon slt uses a throttle position sensor (tps) which is known to fail and cause: Asked by elephantlady jan 24, 2014 at 12:07 pm about the 2005 pontiac grand prix gxp. ... 2013 GMC Terrain Engine Power Reduced 7 Complaints. Check Details. 2003 GMC 1500HD 6.0 "REDUCED ENGINE POWER" ONLY Ask ...The "reduced engine power" problem seems to only happen on start up right away and when the truck is warm. I am also getting a check engine light with codes P1516,P2108 and C0107. The codes are pointing me at replacing the Throttle Actuator Control Module. I'm taking suggestion before I just start throwing parts at it. Gmc terrain engine power reduced, 2012 ». electrical. switch makes. switch models. switch years. May 17: GM Fuel Pump Lawsuit Affects Chevy Equinox, GMC Terrain. May 7: GM Transmission Lawsuit Affects Hydra-Matic 8L90 and 8L45 ..., Moving the plate- with no power- should not affect the calibration. open it gently, spray, and move it back and forth a few times, clean up any liquid- and then see what happens. 2023 Traverse LT 3.6L 15,000. 2013 Equinox 3.6L 122,000. 2003 Trailblazer 4.2L 188,000., GM 2.4 Ecotec Engine Problems Summary. Chevy/GM 2.4L Ecotec engines offer a good balance of performance and efficiency. The power definitely isn’t impressive by modern standards, but it’s plenty for smaller vehicles to get from A to B and then some. Regardless, no engine is perfect and that applies to the GM 2.4 Ecotec …, I have a 2011 gmc terrain w/2.4l ecotec. engine warning light came on. 2012 gmc terrain slt 2.4 liter flex-fuel sidi dohc 16-valve vvt 4Gmc acadia engine power reduced Reduced engine power ️ everything you need to knowTerrain engine gmc 2010 v6 slt sidi liter dohc vvt awd valve gtcarlot., Tested: 2018 gmc terrain diesel puts up big numbers2015 gmc terrain pictures: 2013 gmc terrain engine power reduced: 7 complaintsHere's what the 2010 gmc terrain costs. Check Details 2013 gmc terrain slt 2.4 liter flex-fuel sidi dohc 16-valve vvt 4, opps sorry p0016 p0089 p228d codes, replace high pressure fuel pump, throttle body, intake and exhaust variable timing sensors a sensor for the gas under driver side wheel recessed, and still I can clear the codes and they still come back and reduced power mode and limp mode, any other ideas, this is on a 2015 chevy equinox., Reduced engine power light. P1516 P2101 In this video would be going over what the reduced engine power light means and what you should do to fix it, a few ..., 1. Start and idle the engine in PARK for 3 minutes. 2. With a scan tool, monitor desired and actual RPM. 3. The ECM will start to learn the new idle cells and Desired RPM should start to decrease. 4. Turn the ignition OFF for 60 seconds. 5. Start and idle the engine in PARK for 3 minutes. 6. After the 3 minute run time the engine should be ..., 2013 Terrain Engine swap. Hello everyone, my first post here so forgive me if I posted in the wrong section. I have a 2013 GMC Terrain FWD 2.4 66k miles that was burning a lot oil, loud timing chain and finally the "Engine Power Reduced" and "Service Stabilitrak". The dealership told me the in service date was 4/2012 so I have no warranty …, 2012 Terrain No Power No Start. My girlfriend has a 2012 GMC Terrain, we were having trouble with the battery dying, a jump would usually get is through the day, so I assumed bad alternator. A few days ago it started dying while we were driving and got the "Service Stabili Trak" message, took like 3 or 4 jumps to finally get it home., 1. Fix and Wait. The best way to clear the check engine light is to pull the trouble code, identify and fix the issue and then drive your Terrain around until the module that threw the code recognizes that the problem is fixed. Sometimes it can take a few drive cycles for your vehicle's check engine light to shut down., Since one of the most important safety features of the car is not working as it should, most of the time the engine's power might be reduced to not allow excessive speeds in these conditions, so don't be too surprised if a feature that is related to braking your car will not allow you to accelerate either., My 2011 Chevy Equinox 2.4L all of sudden got the messages "Service Stabilitrak" & "Reduced Engine Power" while driving down the highway, and I had a time getting it back to the house. I borrowed a buddy's OBDII reader and got the following codes: P0016 - Crankshaft Position - Camshaft Position Correlation - Bank 1 Sensor A, Overview of what an "Engine Power is Reduced" Message is on a Chevy Equinox.Read here for more information: https://www.backyardmechanic.org/what-is-engine-p..., Emission system issue, see owner's manual. 2. Diesel Particulate Filter full, regen process, driving is mandatory (or something to that effect). 3. Engine Power Reduced (which was basically a limp mode). 4. Regen Process, 155 miles until 65MPH (which was a weird message)., The 2019 GMC Terrain has 25 NHTSA complaints for the power train at 3,443 miles average. (Page 1 of 2) ... *Check engine light on, engine power is reduced is on, vehicle is surging up and down ..., CITY/HWY. 9.8/8.1 L/100 KM †. Key Features: 1.5L Turbocharged Engine. Hands-free Programmable Power Liftgate with LED Logo Projection. Heated Steering Wheel and Fold-Flat Front-Passenger Seat. GMC Pro Safety †. VEHICLE DETAILS BUILD & PRICE. AS SHOWN: $42,044 †., GMC Terrain Engine Power Reduced Code P2135 YouTube. Check Details. 2012 GMC Terrain Engine Power Reduced" Then Shut Off 2 Complaints. Check Details. 2022 GMC Terrain Capability Features GMC Canada. Check Details. 2011 GMC Terrain SLE for sale in Charlotte 1030192502 DriveTime., P0401 is a very common OBDII trouble code that'll pop up in the GMC Terrain. It has to do with the emissions system and stands for Exhaust Gas Recirculation (EGR)→ Insufficient Flow. The EGR system in your vehicle is responsible for recirculating exhaust gasses in order to lower the vehicle's emissions output. There are three., I started to get the dreaded reduced engine power and stabilitrak messages and the car would go into limp mode. After calling some dealer ships and reading these same issues online I decided to try to replace the Throttle Body myself., I have a 2019 terrain 1.5 liter turbo injected. 42,000 miles . Just bought it.if I hit the gas hard like to pass or just get on it , I will get a flashing check engine and traction light comes on. After driving it normal it will shut off I. A cpl min. But I could gradually accelerate to 100 mph with no problem. New plugs and injectors already ..., july 10, 2019 at highway speed upon acceleration turbo body tube blew off suddenly and engine reduced to half power / check engine light comes on. this happened after only 1000 miles on new car. after a repair by dealership july 11,2019 same problem occurred july 12, 2019 while on highway. was 4,000. 2019 gmc terrain complaint summary, 5.3 Reduced Engine Power. Hi I have a 09 Sierra and I am getting 15 total codes with reduced engine power, stabilitrak light, and my oil pressure drops to zero with an accompanying shut engine off message. It happens after the engine is running for maybe 10 minutes and the interval seems to get shorter and shorter as time passes., Terrain. miles. Driving down load. Brake pedal got stiff as a rock. Brakes started to lock up. Almost caused a collision, as the car would not stop. - Derby , KS, USA. Maximize. The 2019 GMC ..., STARTING AT $32,700†. SEATING UP TO 5. CITY/HWY 24/29 MPG†. Key Features: 1.5L Turbocharged Engine. Hands-free Programmable Power Liftgate with LED Logo Projection. Heated Steering Wheel. Fold-Flat Front-Passenger Seat. GMC Pro Safety†., The 2019 GMC Terrain has 25 NHTSA complaints for the engine at 27,668 miles average. (Page 1 of 2) ... *Check engine light on, engine power is reduced is on, vehicle is surging up and down while ..., 11.8K subscribers. Subscribed. 402. 75K views 3 years ago. 2011 V6-3.0L GMC Terrain goes into Limp-Mode while driving. Engine Power Reduced and check engine light comes …, Find the location of the MAF sensor in your Terrain, unplug the electrical connectors, and remove the sensor from the housing. Spray at least 10 spurts of MAF cleaner onto the sensor and then let it air dry for an hour or until completely dry. Do not use cloth or cotton swabs to clean the sensor, as it can damage it., The GMC Sierra 1500 uses a throttle position sensor (TPS) which commonly fails and causes: Check engine light illumination. Reduced Power message. OBD trouble code P2135. This issue is related to the throttle position sensor, and can be caused by faulty wiring to the TPS, bad connection at the TPS, or a failed TPS., Nov 7, 2015 · 1. Start and idle the engine in PARK for 3 minutes. 2. With a scan tool, monitor desired and actual RPM. 3. The ECM will start to learn the new idle cells and Desired RPM should start to decrease. 4. Turn the ignition OFF for 60 seconds. 5. Start and idle the engine in PARK for 3 minutes. 6. After the 3 minute run time the engine should be ..., You may also look into a lift pump if you are towing heavy often, It will add additional fuel pressure to your system to keep it from starving for fuel. 2023 AT-4 HD 6.6 stock liters of diesel goodness. 2021 AT-4 with 3.0 stock liters of diesel goodness. 04.5 LLY Xcab. 5" Exhaust no noise stopper, EFI'd, LBZ piehole., The reduced engine power illuminated and so did the check engine light and the stabltrack light. I ran the codes and it was 289 p014 p016 p017. Looks to be timing related. Called dealer no warranty on the timing chain or oil consumption which it was starting to use. ... GMC Terrain, Equinox, and SRX Forum. 207.1K posts 42.9K …, The "Service Stabilitrak" message in a GMC Terrain signals a problem with the vehicle's stability control system. Common causes include faulty sensors, damaged wiring, or issues with the control module. In my experience, "Service Stabilitrak" is most often caused by a bad wheel speed sensor in the Terrain. GMC Terrain Diagnostic Table The number one