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Posts Tagged: power door locks

Power door locks don’t work

Power door locks don’t work condition Trying to diagnose and fix power door locks that don’t work can seem like a daunting job. And it can be on older vehicles where the wiring was far more complicated. This post can make it a little easier to diagnose and fix power door locks that don’t work or work intermittently. Here’s the power door lock wiring diagram for a 2000 Chevrolet Malibu In this setup you’ve got two relays (door unlock and door lock) and a mess of wiring that also connects … Read More

Power door locks lock but won’t unlock

Fix Power door locks that lock but won’t unlock If you own one of the following vehicles and find that your Power door locks lock but won’t unlock (or vice versa) using the door lock switches, this may be the fix. 1997 – 1999 Chevrolet Venture 3.4L 1997 – 1999 Oldsmobile Silhouette 3.4L 1999 – 1999 Pontiac Montana 3.4L 1997 – 1998 Pontiac Trans Sport 3.4L The door lock switches in these vehicles do NOT switch power to the door lock actuators. They are simply signal switches to the Body Control … Read More

Power window problems GM pickups

Fix Power window problems and door lock problems on GM pickups GM has issued a technical service bulletin (TSB) #PIT3164B to discuss a problem with door locks and power windows on 2004-09 Chevrolet Colorado pickups and 2004-09 GMC Canyon Pickups. The problem shows up as inoperative or intermittent door locks or power window operation. In many cases, fuse #42 in the underhood fuse box may blow. GM has identified two scenarios that would blow this fuse: 1) The fuse blows when opening/closing power windows and using the door locks at … Read More

Door locks don’t work

My Power Door locks don’t work If you’ve got power door locks and the door locks don’t work on your 2004-05 Caravan/Voyager, or T&C van, it’s probably a software issue with the body control module. Chrysler has issued a software update to permanently solve the problem. The dealer will charge you ½ hr labor to perform the update. If you don’t want to have the update performed, you can work around the problem by disconnecting the negative battery terminal for 5 minutes. When you reconnect, the body control module (BCM) … Read More

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