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Wind Noise from Body Side Quarter Window (Replace Body Side Quarter Window Assm)

Subject:Wind Noise from Body Side Quarter Window (Replace Body Side Quarter Window Assembly)

Models:1999-2000 Chevrolet and GMC C/K Extended Cab Pickup Models (Silverado and Sierra)
Built Prior to February 1, 2000



This bulletin is being revised to add the 2000 model year, remove service procedures, and change the part numbers. Please discard Corporate Bulletin Number 99-08-48-001 (Section 08 -- Body and Accessories).


Condition

Some customers may comment on wind noise coming from either of the body side quarter windows while driving with the quarter windows closed. The wind noise may be more noticeable at speeds over 56 km/h (35 mph).

Cause

An insufficient seal of the window frame to the body or an improper window latch length may cause this condition.

Correction


Object Number: 738520  Size: SH

A new body side quarter window kit is available to correct this condition. This window kit includes the window frame and glass, three frame centering screws that reinforce the sealing of the window frame to the body, and an instruction sheet. The window frame also features a reinforcement latch tab to improve latch efforts and function.

Replace the applicable body side quarter window on affected vehicles. Use the appropriate part number listed below.

Refer to the applicable Service Manual for quarter window removal and additional installation procedures. Also refer to the instruction sheet provided with the window kit for installation information.

Parts Information

Part Number

Description

88935198

Window Kit, Body Side - LH

(except RPO AJ1)

88935199

Window Kit, Body Side

RH (except RPO AJ1)

88935200

Window Kit, Body Side

LH (w/RPO AJ1)

88935201

Window Kit, Body Side

RH (w/RPO AJ1)

Parts are expected to be available from GMSPO on 9-18-00.

Warranty Information

For vehicles repaired under warranty, use:

Labor Operation

Description

Labor Time

C0546

*Hinge, Quarter Glass Swing Out - Replace (Right)

(3 and 4 Door Models)

0.5 hr

C0547

*Hinge, Quarter Glass Swing Out - Replace (Left)

(3 Door Models)

0.8 hr

C0547

*Hinge, Quarter Glass Swing Out - Replace (Left)

(4 Door Models)

0.5 hr

Policy: S Add 0.3 hr if the vehicle is delivered to and from the repair location.

*NOTE: Also referred to as frame.