GM Service Manual Online
For 1990-2009 cars only

Rear Door Locks/Rear Windows/Courtesy Lamps/Rear Speakers Inoperative, Blown Fuse, SIR DTC Codes (Inspect/Repair, Wrap Wire Harness)

Subject:Rear Door Locks/Rear Windows/Courtesy Lamps/Rear Speakers Inoperative, Blown Fuse, SIR DTC Codes (Inspect/Repair, Wrap Wire Harness)

Models:2007 Cadillac Escalade, Escalade ESV, Escalade EXT
2007 Chevrolet Avalanche, Silverado (Crew Cab Only), Suburban, Tahoe
2007 GMC Sierra (Crew Cab Only), Yukon, Yukon Denali, Yukon XL, Yukon Denali XL



Condition

Some customers may comment on one or all of the following conditions:

   • 

Rear door locks inoperative

   • 

Rear windows inoperative

   • 

Door courtesy lamps inoperative or stay on at times

   • 

Rear speakers inoperative

   • 

Any fuse (related to the rear doors) that is blown/shorted

   • 

SIR codes related to the pretensioner

   • 

Interior dimming inoperative

Cause

The B-pillar wiring harness around the seat belt retractor may be or become chaffed/damaged. The correction listed below is intended to repair any damage and prevent future concerns.

Correction

Important:  This repair operation is intended to be done on both B-pillars.

  1. Remove the lower B-pillar cover.
  2. Disconnect the Supplemental Inflatable Restraint (SIR) connector.
  3. Inspect the wiring harness in the B-pillar around the seat belt retractor.
  4. Make any necessary wiring harness repairs.
  5. Wrap the "entire" harness with electrical tape.
  6. Install conduit tubing around the harness.
  7. Install the lower B-pillar cover.

Object Number: 1867274  Size: SH

Parts Information

Part Number

Description

Qty

08919355

Conduit - (12.5 mm (0.5 in) diameter wire tubing)

(2) 241 mm (9.5 in) pieces

Warranty Information

Important:  The labor operation associated with this bulletin is written for inspection of the B-pillar wiring harness and, if necessary, repair.

For vehicles repaired under warranty, use:

Labor Operation

Description

Labor Time

N9562*

Inspection of B-pillar wiring

0.6 hr

Add

Repair wiring

0.2 hr

*This is a unique labor operation for bulletin use only. This number will not be published in the Labor Time Guide.