Rainier AWD V8-5.3L VIN P (2004)
3. Connect the 24-way gray electrical connector (1) to the BCM.
4. Connect the 32-way tan electrical connector (2) to the BCM.
5. Connect the 40-way body wiring extension (1) to the BCM.
6. Engage the sliding latch fastening the BCM to the rear electrical center. Slide the latch outboard until the locking tab (1) is fully seated.
7. Install the rear electrical center cover.
8. If replacing the BCM on a Chevrolet TrailBlazer, GMC Envoy or Oldsmobile Bravada, position the left hand second seat to a passenger position.
9. If replacing the BCM on a Chevrolet TrailBlazer EXT or GMC Envoy XL, install the left second row seat.
10. Connect the negative battery cable.
11. If installing a replacement BCM, program the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration. See: Testing and
Inspection/Programming and Relearning
Body Wiring Harness Extension Replacement - BCM