Gmc Door Locks Go Crazy

When driving my 2008 gmc sierra the electronics randomly go crazy.

Gmc door locks go crazy.

The flashers would go on the door locks would go up and down the airbag light w. Service stabilitrak and traction control warnings will come on. Sometimes the power door lock starts going off by itself or the dash lights go out. When symptoms become widespread and randomized poor electrical connections become suspect.

The headlights and dome lights will flash when i hit my brake. The door locks repeatedly lock and unlock answered by a verified gm mechanic we use cookies to give you the best possible experience on our website. Rpm and mph gauges will turn off an on. I had a problem where electrical components just freaked out for no reason.

There was a similiar incident that the dealership had dealt with but was able to find water in the tail light that casued a short in the electical system. 2007 with 96k miles. Radio will make a pop sound when brake is hit. Whenever crazy things like this happen my mind starts going to a ground connection problem.

In extreme circumstances the entire truck loses power. Spicefball2 wrote yep everything is in play what i wrote on both threads i tried contacting gm directly but it seemed they were uninterested since truck is out of warranty.