If you hear your GMC Sierra rattling when going over bumps, this sound could be caused by various issues, from minor to more serious. ...
If your GMC Sierra’s heat only works when driving, there are five leading causes you should check. They are low coolant, air pockets, a ...
Most GM vehicles built in the last 20+ years have a theft deterrent system, that includes the GMC Sierra. Depending on the model year, ...
Your GMC Sierra’s alarm system is designed to detect potential intruders, keep its contents safe, and keep them from driving your truck ...
A functioning horn is one of a vehicle’s most critical safety features. If your GMC Sierra’s horn isn’t working, there are a few potential ...
A mysterious noise you don’t know the source of is one of the most stressful things that can happen during vehicle ownership. If your GMC ...
P0200 is a common OBD II error code that can occur in the GMC Sierra. It indicates an issue with your truck’s fuel injection system. ...
P0000 is a rare OBD2 fault code that can affect the GMC Sierra. While there are over 10,000 DTC “P” codes, this is the only one reserved ...
If your GMC Sierra has a humming noise at high speed, it can be distracting and, depending on the cause, dangerous. We’ve outlined the most common ...
P0324 is a common OBD2 trouble code. It indicates that there is an issue with your GMC Sierra’s knock control system. While P0324 is a generic code, ...