power window control and steering wheel control

2002 CADILLAC DEVILLE
80,000 MILES • 5.3L • V8 • 2WD • AUTOMATIC
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JIMCAL229
  • MEMBER
  • 1 POST
Master power window control and steering wheel tilt are intermittent.
Jun 13, 2017 at 7:48 AM
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STEVE W.
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 15,146 POSTS
Sounds like a broken wire in the class 2 data bus, probably in the flex area between the door and the body. It does not carry the signal when open so the windows and steering do not adjust. The door module is what tells the BCM what to do with both of those items.
Jun 13, 2017 at 8:24 PM
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