ITCHING OR CREAK TYPE NOISE FROM CENTER HIGH-MOUNTED

SUBJECT: ITCHING OR CREAK TYPE NOISE FROM CENTER HIGH-MOUNTED STOP LAMP/DECK LID SPOILER (APPLY INSULATING TAPE)

MODELS: 1998 OLDSMOBILE INTRIGUE WITH REAR SPOILER OPTION D81

CONDITION:

SOME CUSTOMERS MAY COMMENT ABOUT AN ITCHING OR CREAKING TYPE NOISE COMING FROM THE CENTER HIGH-MOUNTED STOP LAMP (CHMSL) LOCATED IN THE REAR SPOILER. THIS CONDITION IS MOST OFTEN HEARD WHEN DOWNWARDS PRESSURE IS APPLIED TO THE TOP REAR EDGE OF THE SPOILER DIRECTLY ABOVE THE CHMSL WHEN CLOSING THE TRUNK LID.

CORRECTION:

APPLY INSULATING TAPE BETWEEN THE HIGH-MOUNTED STOP LAMP AND THE SPOILER AS SHOWN IN FIGURES 1-2.

SERVICE PROCEDURE

1. REMOVE THE TWO SCREWS SECURING THE CHMSL TO THE REAR SPOILER. REMOVE LAMP AND DISCONNECT THE ELECTRICAL CONNECTOR.

IMPORTANT:

DO NOT REMOVE THE RED LINER (BACKING) MATERIAL FROM THE DOUBLE COATED TAPE THAT IS APPLIED TO THE LAMP IN THE NEXT STEPS.

2. APPLY A PIECE OF 3M(R) #6382 DOUBLE-COATED (SIDED) FOAM TAPE, OR EQUIVALENT. CUT TO A LENGTH OF 305 MM (12 IN) LONG TO THE TOP BACKSIDE EDGE OF THE CHMSL LENS AS SHOWN IN FIGURES 1-2. USING A SHARP UTILITY KNIFE, TRIM OFF THE EXCESS TAPE FOLLOWING THE LENS CONTOUR.

3. APPLY A SECOND PIECE OF 3M(R) #6382 DOUBLE-COATED (SIDED) FOAM TAPE, OR EQUIVALENT. CUT TO A LENGTH OF 204 MM (8 IN) LONG TO THE BOTTOM BACKSIDE EDGE OF THE CHMSL LENS AS SHOWN IN FIGURES 1-2. AGAIN, USING A SHARP UTILITY KNIFE, TRIM OFF THE EXCESS TAPE FOLLOWING THE LENS CONTOUR.

4. RECONNECT THE ELECTRICAL CONNECTOR TO THE CHMSL.

5. REINSTALL THE CHMSL IN THE SPOILER, REINSTALL THE TWO SCREWS AND TIGHTEN TO 2 N.M (18 LB IN).

6. VERIFY HIGH-MOUNTED STOP LAMP OPERATION BY APPLYING BRAKES.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION LABOR OPERATION MATERIAL NUMBER DESCRIPTION TIME ALLOWANCE =============== ======================= =============== =========

N1600 LAMP ASSEMBLY - CENTER 0.2 HR - HIGH-MOUNTED STOP

ADD: APPLYING DOUBLE SIDED 0.1 HR $1.00 TAPE FOR SQUEAK REDUCTION

FIGURES: 02 ATTACHMENTS: 00

FIGURE 1 - CUTAWAY VIEW OF REAR SPOILER WITH CHMSL PARTIALLY REMOVED 1. REAR SPOILER 2. DOUBLE (SIDED) COATED TAPE ON TOP BACKSIDE OF CHMSL LENS 3. CENTER HIGH-MOUNTED STOP LAMP (CHMSL) 4. DOUBLE (SIDED) COATED TAPE ON BOTTOM BACKSIDE OF CHMSL LENS 5. DECK (TRUNK) LID

FIGURE 2 1. PROPER POSITIONING OF TAPE (305 MM LONG) ON TOP BACKSIDE OF CHMSL LENS 2. PROPER POSITIONING OF TAPE (204 MM LONG) ON BOTTOM BACKSIDE OF CHMSL LENS

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.

COPYRIGHT 1998 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.