REAR QUARTER ROAD NOISE. Pontiac Sunfire 1995

REVISION: 11/01/95

THIS BULLETIN IS BEING REVISED TO CORRECT THE LABOR OPERATION TIME. PLEASE DISCARD CORPORATE BULLETIN NUMBER 53-15-07 (SECTION 10 - BODY). **********************************************************************

SUBJECT: REAR QUARTER ROAD NOISE (INSTALL SOUND BARRIER/AIR DRY SEALER)

MODELS: 1995-96 CHEVROLET CAVALIER - COUPE ONLY 1995-96 PONTIAC SUNFIRE - COUPE ONLY

CONDITION:

SOME OWNERS MAY COMMENT ON ROAD NOISE HEARD FROM THE REAR QUARTER AREA, MAINLY WHEN ROADS ARE WET.

CAUSE:

THE ABOVE CONDITION COULD BE CAUSED BY ONE OR MORE OF THE FOLLOWING CONDITIONS:

1. ROCKER INNER PANEL SOUND BARRIER RH/LH IS MISSING. REFER TO FIGURE 1, ITEM 1.

2. QUARTER INNER LOWER PANEL TO FLOOR PANEL SEALER RH/LH IS MISSING. REFER TO FIGURE 1, ITEM 2.

3. QUARTER INNER UPPER PANEL SOUND BARRIER RH/LH IS MISSING. REFER TO FIGURE 1, ITEM 3.

4. QUARTER INNER UPPER PANEL SEALER RH/LH IS MISSING. REFER TO FIGURE 1, ITEM 4.

5. CENTER PILLAR INNER PANEL SOUND BARRIER RH/LH IS NOT SEATED PROPERLY. REFER TO FIGURE 2, ITEM 1.

6. QUARTER INNER LOWER PANEL SOUND BARRIER ASSEMBLY RH/LH IS NOT SEATED PROPERLY. REFER TO FIGURE 2, ITEM 2.

7. GAP AT BASE OF THE REAR QUARTER WINDOW PINCH WELD FLANGE RH/LH. REFER TO FIGURE 2, ITEM 3.

8. QUARTER INNER LOWER PANEL UPPER SOUND BARRIER RH/LH IS NOT SEATED PROPERLY. REFER TO FIGURE 2, ITEM 4.

9. QUARTER INNER LOWER PANEL INSULATOR RH/LH IS NOT SEATED PROPERLY. REFER TO FIGURE 2, ITEM 5.

CORRECTION:

EACH STEP LISTED BELOW IS THE CORRELATED CORRECTION FOR THE ABOVE LISTED CAUSE.

1. INSTALL ROCKER INNER PANEL SOUND BARRIER, P/N 11515174, TWO PER SIDE, (APPROXIMATELY 57 X 57 X 1.5MM). REFER TO FIGURE 1, ITEM 1.

2. APPLY SEALER, KENT LEAK CHECK CLEAR - STOCK # HT-C, P/N 10200, OR EQUIVALENT, AT QUARTER INNER LOWER PANEL TO FLOOR PANEL (APPROXIMATELY 3 X 75MM AND 3 X 330MM). REFER TO FIGURE 1, ITEM 2.

3. INSTALL QUARTER UPPER PANEL SOUND BARRIER, P/N 11515174, (APPROXIMATELY 52 X 52 X 3MM). (RH STANDARD, LH OMIT IF OPTION A59 IS ON VEHICLE). REFER TO FIGURE 1, ITEM 3.

4. APPLY SEALER, KENT LEAK CHECK CLEAR - STOCK # HT-C, P/N 10200, OR EQUIVALENT, TO QUARTER INNER UPPER PANEL (APPROXIMATELY 20 X 120MM LONG). REFER TO FIGURE 1, ITEM 4.

5. POSITION CENTER PILLAR INNER PANEL SOUND BARRIER AND HAND PRESS TO SECURE. ADD TWO SIDED 3M TAPE (20 X 80MM), OR EQUIVALENT, TO THE LOWER PART OF THE CENTER PILLAR INNER PANEL SOUND BARRIER IF IT DOES NOT HAVE A TIGHT FIT. REFER TO FIGURE 2, ITEM 1.

6. POSITION QUARTER INNER LOWER SOUND BARRIER ASSEMBLY AND HAND PRESS UPPER HALF OF ASSEMBLY, THEN LOWER HALF TO SECURE. REFER TO FIGURE 2, ITEM 2.

7. ADD A STRIP CAULK, P/N 3M08578, OVER THE PINCH WELD FLANGE. REFER TO FIGURE 2, ITEM 3.

8. POSITION QUARTER INNER LOWER PANEL UPPER SOUND BARRIER AND HAND PRESS TO SECURE. REFER TO FIGURE 2, ITEM 4.

9. INSTALL QUARTER INNER LOWER PANEL INSULATOR SO THAT THE INSULATOR COMPLETELY COVERS THE LOWER ACCESS HOLE ON THE B-PILLAR. REFER TO FIGURE 2, ITEM 5.

PARTS INFORMATION:

PART NUMBER DESCRIPTION QUANTITY =========== =========== ========

11515174 ROCKER INNER PANEL 3 PER SIDE SOUND BARRIER

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

10200 KENT LEAK CHECK CLEAR AS REQUIRED STOCK # HT-C

3M08578 STRIP CAULK AS REQUIRED

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: C4023 LABOR TIME: 0.6 HR

FIGURES: 2 ATTACHMENTS: 0

Object Number: 82711 Size: FS

Object Number: 85552 Size: MF

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.