2007 GMC Envoy back tail gate lock

2007 GMC ENVOY
62,000 MILES • V8 • 4WD • AUTOMATIC
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RED69CAMARO
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  • 1 POST
does not lock or unlock,4 other doors do work,no 12vdc going to lock coil,could the bcm module next to this be the problem
Jun 1, 2010 at 7:30 PM
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2CARPRO JACK
  • ✓ASE Certified Mechanic
  • 11,533 POSTS
  • ASE Certified Mechanic
According to my wiring diagram there is a liftgate module mounted in the center of the lift gate.See if this controller is getting power in adn out, if in but no out it may be bad.This controller uses serial data line from the BCM to tell it what to do.
Jun 2, 2010 at 12:20 PM
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