For 1990-2009 cars

# Roof Perforation (Replace Roof)

Subject: | Roof Perforation (Replace Roof)

Models: | 1997-2003 Chevrolet Venture

| 1997-2003 Oldsmobile Silhouette

| 1997-2003 Pontiac TranSport/Montana

This bulletin is being revised to add another condition in the Labor Operation Warranty Table. Please discard Corporate Bulletin Number 02-08-67-006A (Section 08-Body and Accessories).

Important: Implementation of this service bulletin by "GM of Canada" dealers requires prior District Service Manager approval.

### Condition

Some customers may comment that there is rust forming around the front or rear portion of the roof.

### Cause

During production, the E-coating (ELPO primer) may have been missed in concealed areas of the front or rear portions of the outer roof panel.

### Correction

Important: Partial repairs to the roof panel are not permitted.

1. Remove the headliner. Refer to Headliner Replacement in the Interior Trim subsection of the Service Manual (SI document ID #508247) . This document ID can only be found under 2003; however, this procedure covers 1997-2002 also.
2. Replace the roof. Refer to Roof Outer Replacement in the Collision Repair subsection of the Service Manual (SI document ID #875050) . This document ID can only be found under 2003; however, this procedure covers 1997-2002 also.

Important: Adhesive Bonding is the preferred installation method.

3. Reinstall the headliner. Refer to Headliner Replacement in the Interior Trim subsection of the Service Manual.

### Parts Information

Part Number | Description
--- | ---
12378567 (US) 88901675 (Canada) | GM Metal Bonding Adhesive (2 tubes required)
12346392 (US) 10953461 (Canada) | GM Urethane (2 tubes)
10318304 | Windshield Reveal Molding
*08463 | 3M® Auto MixFoam (6 tubes)
*3M® products may be obtained from a local distributor or contact 3M® at 1-800-364-3577.

Parts are currently available from GMSPO.

### Warranty Information

For vehicles repaired under warranty, use

Labor Operation | Description | Labor Time
--- | --- | ---
A9975 | Roof Panel -- Replace | 5.8 hrs (U) 6.4 hrs (X)
Add | Refinish/Clearcoat | 4.1 hrs (U) 4.9 hrs (X)
Add | Refinish Codes | HA (U) HI (X)
Add | Paint Mix Time | 0.3 hr (U, X)
Add | With Luggage Roof | 0.9 hr
Add | For Additional Sheet Metal Repair | 1.0-4.0 hrs