Door locks stopped working

2001 CADILLAC DEVILLE
110,000 MILES
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EBSMITH
  • MEMBER
  • 1 POST
Door locks, gas cap and trunk stopped working. checked fuses.
Jan 8, 2019 at 4:43 AM
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ASEMASTER6371
  • ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good morning,

I attached a wiring diagram for you to view.

Do you have a voltmeter to do some tests for the lock?

The gas cap stopped working? can you explain?

As far as the trunk release it is controlled by the IPM or instrument panel module.

Do you have a scan tool that can monitor these systems? that would be much easier than doing the manual testing?

Roy
Jan 8, 2019 at 5:36 AM
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