Electrical System Related Problems of the 2009 GMC Sierra 2500

Table 1 shows three common electrical system related problems of the 2009 GMC Sierra 2500. The number one most common problem is related to the electrical system (five problems). The second most common problem is related to the ignition switch (one problem).

Table 1. Electrical System related problems of GMC Sierra 2500


Recently reported Electrical System problems of the 2009 GMC Sierra 2500

The Electrical System problem

When I am driving in town I have an indication message that comes up and says engine power reduced   Read details...

The Ignition Switch problem

Ignition switch failed internally when attempting to start the vehicle. Switch will not rotate to the start position. Steering wheel lock is not engaging (failed). Ignition tone notifying that the key is in the ignition is no longer working (was initially).   Read details...

The Power Door Locks Not Working problem

I have a 2009 GMC Sierra 2500 with 70,000 miles. At 39,200 miles, the actuator on the front drivers side door lock failed. Then at about 46,000 miles the actuator on the rear drivers side door lock failed.   Read details...


Electrical System related problems in other GMC Sierra 2500 model year vehicles:



Safety Ratings of Sierra 2500 Cars
Sierra 2500 Service Bulletins
Sierra 2500 Safety Recalls
Sierra 2500 Defect Investigations