Electrical System Related Problems of the 2007 GMC Sierra

Table 1 shows four common electrical system related problems of the 2007 GMC Sierra. The number one most common problem is related to the wiring (four problems). The second most common problem is related to the electrical system (three problems).

Table 1. Electrical System related problems of GMC Sierra


Recently reported Electrical System problems of the 2007 GMC Sierra

The Wiring problem

As truck was started after routine maintenance and being pull out of garage on11/10/15 there was a fire under the front of truck. When the fire was extinguished, the mechanic saw that the wiring was exposed due to continuous scraping against truck frame.   Read details...

The Electrical System problem

Engine shuts down, "service brake system" message appears in display, abs light illuminates. Since engine shuts down, lose steering and braking. Latest incident occured on highway during rush hour.   Read details...

The Instrument Panel problem

Tl-the contact owns a 2007 GMC Sierra. The contact stated that while driving 55 mph, there was smoke coming through the vents along with a burning odor. The air conditioning unit was activated when the smoke started pouring through the vents.   Read details...


Electrical System related problems in other GMC Sierra model year vehicles:



Fuel Economy of Sierra Vehicles
Sierra Service Bulletins
Sierra Safety Recalls
Sierra Defect Investigations