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GMC

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Understanding the GMC Oil Life System and Service Indicator Lights
Car symbols, or dashboard lights, are a car service reminder. The GMC Oil Life System indicates when and what service your car needs.
Top Five Selling Cars in Colorado in 2012
Colorado offers a varied climate depending on where drivers are located. Those in lower elevations see plenty of sunshine all year, while those in the mountain areas can see as much...
GMC Certified Pre-Owned (CPO) Car Program
Drivers in the market for a used GMC vehicle may want to check out cars under their certified pre-owned program. Many manufacturers have a certified pre-owned (CPO) program, and each one is set...
How to Get Buick Dealership Certified
GM/Buick car dealerships offer automotive technician jobs to mechanics who are certified through the Universal Technical Institute (UTI) and GM.
How to Get GMC Dealership Certified
GMC car dealerships offer automotive technician jobs to mechanics who are certified through one of the many programs they have available.
A Buyer’s Guide to the 2012 GMC Sierra Hybrid
When you buy a truck – even a half-ton truck like a GMC Sierra 1500 – you expect to make a trade-off between hauling capacity and fuel efficiency, right? Well, the designers...
A Buyer’s Guide to the 2012 GMC Sierra
The 2012 GMC Sierra may not have sold quite as well as the Ford F-150, but that doesn’t mean you should dismiss this rugged and reliable model. For one thing, the Sierra is...
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...
A Buyer’s Guide to the 2012 GMC Acadia
When it comes to finding the right SUV for your family, it seems like there are always a lot of compromises to be made. One vehicle is so performance and off-road oriented that...
A Buyer's Guide to the 2012 GMC Yukon Hybrid
The GMC Yukon is about as big and powerful as any SUV can ever get. However, in the past, that also meant paying a large sum every time you hit the pump....
A Buyer’s Guide to the 2012 GMC Yukon
When you want a big SUV that can hold its own, come what may, you’ll be happiest with a GMC Yukon. Although the inside of one of these vehicles can sometimes resemble an...
A Buyer's Guide to the 2012 GMC Yukon XL
When you want a huge vehicle with plenty of luxury inside, you’re probably going to be happiest with the 2012 GMC Yukon XL. Key Features The 5.3-liter V8 engine on this full-size...
A Buyer’s Guide to the 2012 GMC Canyon
In today’s world where it seems as if carmakers are determined to deliver only the largest vehicles possible, the 2012 GMC Canyon offers a compact pickup that holds its own. From a 4-cylinder...
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...
2012 GMC Acadia vs. 2012 Dodge Journey: Which One Should I Buy?
The GMC Acadia is classed as a midsize SUV, which is able to seat between six and seven passengers comfortably. The 2012 Acadia offers three rows of seating, so passengers will feel the roominess that is typical in...
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...
The Best Used Cars to Buy For a Graduation Gift
Your little bundle of joy has grown up and on the cusp of entering adulthood. Graduating is a milestone, and you want to reward their hard work and show how proud...

Related questions

Question
Service park assist is displaying on dash
Hello, and thank you for writing in. Your vehicle is equipped with the Park Assist feature which will help you park in difficult situations. When the computer system detects there is an issue, the warning light illuminates to let you...
Question
Weird squeaking noise
Hi there. The washing the truck was the clue that leads me to believe that your squeaking noise is caused by excessive brake dust clogged between the brake rotor and pads on your GMC K1500. As brakes heat up, dust...
Question
Only seem to have 4 Low forward and reverse and reverse 4 HI only.
The transfer case may have damaged the shifter rail or the synchronizer on the shifter rail. I recommend seeking out a professional, such as one from Your Mechanic, to help you diagnose your transfer case.
Question
Fuel Gauge stays at full
Hello, This is a problem likely related to your fuel tank sending unit. The fuel tank sending unit is a small float type component (or sensor) inside your fuel tank that measures the level of the fuel inside the tank....
Question
My 2003 GMC Denali randomly apply's the reduced power setting which pushes out less than 50 hp and less than 38 mph.
Check the battery cables on the battery for if they are loose or corroded. Tighten up the battery cables and clean up any corrosion on the battery cables. A loose battery cable or corrosion on the battery cable will cause...
Question
Have rapid clicking noise around the transfer case.
Sounds like the shifter solenoid is stuck in a position and will not disengage. Try removing the harness to the shifter solenoid on the transfer case and see if the noise goes away. If it does, then the shifter solenoid...
Question
High output alternator - What about the voltage regulator?
Hi there. Typically we don't offer advice on aftermarket component upgrades. In regards to whether the voltage regulator is located inside the new alternator, that depends on the unit. This one for example has it installed inside and does not...
Question
Truck ticking when trying to start after replacing transmission.
Hello. If you are certain the starter is good you may want to check the connections leading to/from starter and the connections related to the transmission removal. I've seen on different occasions where loose or disconnected wiring such as a...
Question
Have rapid clicking
If your transfer case does not have a shift solenoid, then the Throttle Valve cable could be installed incorrectly making a clicking sound. This will only occur when the engine is running and the vehicle is in motion. Most likely,...
Question
2000 GMC Yukon will not start.
Check all of the wiring in your vehicle to the starting circuit and see if there is a loose wire or a damaged wire. Tighten all ground wires on the engine and chassis to the vehicle. Check the battery cables...
Question
Headlights
Hello, and thank you for writing in. When dealing with this kind of electrical issue, the easiest and fastest way to track down the issue is with a voltmeter. This way you can trace down where you have power, and...
Question
Exhaust question
Hello. Replacing the muffler tip will generally produce little noticeable differences in the muffler original sound. You may hear a deeper tone at idle but it has minimal changes on the driving tone of the exhaust. The rule of thumb...
Question
My car pulls to the driver's side when braking, i've fitted new pads and a new caliper on the passenger side but no difference.
Hello, and thank you for writing in. There are several reasons why your vehicle may pull to one side or the other while braking. The first thing to consider is a warped rotor or faulty brake pads. When you replace...
Question
Heater controls not working
Hello, thank you for writing in. There are multiple fuse boxes associated with the vehicle, and you may also need to check the interior fuse box. Fuse number 13 according to my records is for the rear climate control, and...
Question
How to tell if my Yukon has active brake control or not?
If you have a traction control switch to turn traction control on and off then you do not have active brake control. If you do not have the switch then you should be equipped with active brake control.
Question
P1516 engine code and reduced engine power message
Hello, and thank you for writing in. The P1516 code you received stands for an issue with the Throttle Actuator Control Module. The throttle body, the actuator module, and the wiring may all need to be inspected. The TAC module...
Question
My truck is pulling left during hard braking and pulling hard right when accelerating or getting jostled. 2012 GMC Sierra
Hi there - I would get a 2nd opinion on the front suspension. Something, hard to say what without direct inspection, is shifting under load: a control arm bushing, suspension link, or tie rod end. I recommend a steering and...
Question
Sometimes key starts now it doesn't. Ignition or solenoid, please help 2005 GMC Envoy
Hi there - it sounds like you have been "jumping" the starter off using a screwdriver to short the power cable from the battery to the starter motor terminal - bypassing the starter solenoid. That would have indicated a bad...
Question
Both fans stay running after truck is off and key is remove until battery is dead. Checked relay they are good.
Hi there. If the cooling fans are staying on at all times, this is another (less common) symptom of a possible problem with the cooling fan relay. If the relay shorts internally, it may cause power to be permanently switched...
Question
I am looking into doing a engine swap on a 2006 gmc envoy xl 4.2 Liter engine 6 cylinder
Hi there. Unfortunately, this is not a service we offer. Your best bet is to search for an engine replacement shop locally. They will be better equipped to provide you with the correct recommendation.

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