Power sliding doors not working

2000 PONTIAC MONTANA
212,000 MILES • 3.4L • 6 CYL • 2WD • AUTOMATIC
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TERRY LECHLITNER
  • MEMBER
  • 10 POSTS
I have only owned the van about a month and know absolutely nothing about the power sliding doors. I'm not sure why they don't work but they open and close manually without a problem other than slightly resistant which I contribute to the actuator. I've tried to reset it according to the manual (cleaning the contact points, shutting off override and pulling the radio fuse for x amount of time) but there's nothing, no sign or sounds of it attempting to open or anything. I've gone over the fuses in both boxes and there's none visibly blown. Any ideas? I know it's a convenience having them but I'm disabled so if I can get them working it'd be a big help.
Jan 29, 2019 at 5:27 AM
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Hi Terry and thanks for using 2CarPros.

The sliding doors on this vehicle receive power via a circuit breaker. It is number 37 in the under hood fuse/relay box. I attached a picture of the box and a legend of what each component is for.

I would check to see if the circuit breaker is good. It is a 60 amp circuit.

Here are a couple links that you may find helpful:

https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester

https://www.2carpros.com/articles/how-to-use-a-voltmeter

https://www.2carpros.com/articles/how-to-check-wiring

Let me know what you find. Since there is no noise, I have a feeling there is no power getting to the sliding door control module (SDC).

Take care,
Joe
Jan 29, 2019 at 7:04 PM
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