Electrical System Related Problems of the 2009 GMC Envoy

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

Table 1. Electrical System related problems of GMC Envoy

Problem Category Number of Problems
Electrical System problems
2
Ignition Switch problems
1
Ignition problems
1

Recently reported Electrical System problems of the 2009 GMC Envoy

The Electrical System problem

Headlight drive module (hdm) controls both low beam headlights. This relay has failed on me twice in less than a year, at night resulting in going down the road with no lights and unable to see. Vehicle was in motion on a highway going 55 mph at night   Read details...

The Ignition Switch problem

Luckily I stopped at a traffic light and the car quit. I put it in park and tried to re-start it but had nothing. A police officer pulled up behind me and radioed for a tow truck. They took it to the dealership and $300. 00 dollars later said it was the ignition switch.   Read details...

The Ignition problem

The contact owns a 2009 GMC Envoy. The contact stated that while driving at 55 mph, the vehicle stalled without warning. The vehicle was towed the dealer where it was diagnosed that the ignition switch needed to be replaced.   Read details...


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



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