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Terrain

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A Buyer’s Guide to the 2012 GMC Terrain
When you look at smaller SUVs like the Honda CR-V and the Toyota RAV4, do you wish for just a little bit more space? But then when you look at the larger SUVs...
2012 Chevrolet Equinox vs. 2012 GMC Terrain: Which One Should I Buy?
The mid-size crossover SUV category offers the comfort and size of an SUV, but on the platform of a car, giving it the look and feel of a large hatchback. The unibody construction typical of passenger vehicles is...
The Best Used Cars to Buy If You’re Over Six Feet Tall
While shorter than average drivers can have a tough time finding the right car, it’s equally hard for taller drivers, perhaps more so. If you’re feeling squished, or have to...

Related questions

Question
Car jerking forward when stopped.
This may be related to a dirty of failing idle air control valve. This is a unit that monitors the air intake into the motor as it is mixed with fuel prior to being injected into the motor. This information...
Question
Reduced engine power error with check engine and stabil check error.
When the throttle body is replaced on these vehicles, an idle learn and throttle position learn must be performed to program in the new throttle plate angles because the values will be a little different on the new part. The...
Question
Hi I recently replaced my transmission on my 2011 GMC Terrain and now it says reduced engine power any clue to why ?
The reduced power is due to a major sensor or actuator failure in the engine, transmission or other vehicle systems that the on board computer system sees as a major failure and limits the throttle and speed of the vehicle....
Question
Reduce engine power / check engine light is on
Hi there. 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. This could be caused by a failing mass air flow sensor, EGR valve...
Question
All wheel drive is off and abs lights are on
This may be an issue of a faulty ABS control module or possibly faulty wheel sensors. This is a unit that controls the activation of the ABS system based upon inputs from the ABS wheel sensors. When this module is...
Question
All at once my stabillity light abs light trac light game on
Hello, As you may know, the Stabilitrac system is your car's traction control system. Your car is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information constantly to the ABS...
Question
Brakes hard to push or stuck in park.
Hi there. Check the parking brake lever and cable. As the vehicle was on a hill and the parking brake was set, the cable could have gotten stuck or the parking brake assembly in the rear brakes could have failed...
Question
Am I being lied to?
According to the GM parts catalog, toe links are used on some versions of the 2012 Terrain. When so equipped, the toe links are obviously never left off the vehicle at the factory simply because such links are an integral,...
Question
Would cold temperatures make my service all wheel drive system warning come on? 2012 GMC Terrain
Hi there - while a big drop in temperatures shouldn't cause a service light per se, cold temperatures DO have an effect on electrical connections, and a connection problem may be the case here. You need the actual problem code...
Question
Engine losses power when lights are on
Hello, thank you for writing in. There are a few different angles that we can look at this problem from. The first thing to discuss is that the battery performs very little once the vehicle is running. The battery is...
Question
Variable valve timing
The protocol depends on the codes that have set, which are quite varied. Problems with these systems on your particular model and year can stem from blocked oil passages to failed solenoids to wiring harness issues, not to mention mechanical...
Question
I have a GMC terren it's timer in the front that's counting down what does that mean
Hi there. The clock that is counting is a timer in the DTC system of your 2013 GMC Terrain. There should be instructions in your owner manual that will tell you how to stop it, but this might work as...
Question
Message come up Reduce engine power
A reduced power light usually indicates a fairly serious problem with the throttle system. When this light illuminates the vehicle will often go into a “safe mode”, which will severely limit the speed of the car and in some cases...
Question
Pulsing
This may be a sign of a faulty MAP sensor as the vehicle responds adversely to a load put on the motor (i.e. putting it in gear, turning on AC or engaging the brakes). The Manifold Absolute Pressure (MAP) sensor...
Question
Reduced engine power light keeps coming on.
When a fault/error in the transmission or engine triggers the Reduced Engine Power Warning Light, the vehicle will experience an extreme loss of power and performance and vehicles may not be able to exceed speeds greater than 20 miles per...
Question
Abs light, and awd off displayed on console simultaneously
Hello, It sounds like you may have a faulty wheel speed sensor or an issue with your traction control module. The traction control module receives input from wheel speed sensors located at each of your wheels. When these sensors are...
Question
I have a 2010 GMC Terrain that is overheating. I found out it only had about a quart of coolant.. what is my next step?
If the car is still overheating, even after filling the coolant system (and making sure there is no trapped air, which itself will cause overheating) just request an overheating diagnostic during which a certified mechanic will determine which of the...
Question
Price of a serpitune belt
You can obtain a quote for serpentine belt inspection/replacement and a certified Mechanic will come right to your location and pinpoint the noise. Please note that there are quite a few potential sources of the noise you are describing including...
Question
Stalls intermittently when making left/pushing down on turn signal
Hello there. I experienced a similar situation a few years ago with a Chevrolet Suburban. In that case, the cause was an electrical fault within the steering column and the turn signal switch. When the switch was pushed upward (to...
Question
Service Tire monitoring system
This warning typically comes on when the system detects a problem with one or more of the tire pressure sensors. It is likely one or more of the sensors are putting out a weak signal and the vehicle cannot detect...

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