Colorado 4WD L5-3.7L (2007)
Front Door Window Regulator: All Technical Service Bulletins
Body - Front Door Glass Inoperative/Binding/Rattling
TECHNICAL
Bulletin No.: 09-08-64-013A
Date: May 11, 2009
Subject: Front Door Glass Inoperative, Binding, Rattling Noise (Apply Threadlocker, Tighten Window Regulator Fasteners to Specification)
Models:
2007-2009 Chevrolet Colorado
2007-2009 GMC Canyon
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Supercede:
This bulletin is being revised to update the labor time information. Please discard Corporate Bulletin Number 09-08-64-013 (Section 08 - Body
and Accessories).
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Condition
Some customers may comment that the driver or passenger side door glass is inoperative, has a binding condition or a rattling noise.
Cause
This condition may be caused by the side door glass window regulator mounting bolts loosening.
Correction
Important
Do not replace the door window regulator.
Use the following procedure to correct the condition.
1. Remove the front side door trim panel on the affected side. Refer to Front Side Door Trim Panel Replacement in SI.
2. Remove the front side door water deflector. Refer to Front Side Door Water Deflector Replacement in SI.
3. Partially lower the side door glass on the affected door to relieve tension on the door glass regulator and to expose the bolts retaining the front
door window to the window regulator.
