WINDNOISE FROM FRT. DOORS (INSTALL NEW DESIGN SEAL). GMC Truck S15 Pickup

REVISION: 03/31/94

THIS BULLETIN IS BEING REVISED TO INCLUDE ALL S/T VEHICLES, AND TO CORRECT THE SERVICE PARTS INFORMATION. PREVIOUS DIVISIONAL PUBLICATION NUMBERS WERE:

CHEVROLET 92-128-10 GMC TRUCK 92-10-60 GM CANADA 92-2-203 ----------------------------------------------------------------------

SUBJECT: POOR APPEARANCE/WIND NOISE FROM FRONT DOOR ROOF SIDE DRIP MOLDING (INSTALL REDESIGNED SEAL)

MODELS: 1982-93 CHEVROLET AND GMC TRUCK S/T PICKUPS 1983-94 CHEVROLET AND GMC TRUCK S/T UTILITIES 1991-94 OLDSMOBILE BRAVADA

SOME OWNERS MAY EXPERIENCE A PROTRUSION OF THE ROOF SIDE DRIP MOLDING SEAL. THIS RESULTS IN POOR APPEARANCE AND/OR WIND NOISE ON VEHICLES. SEAL PROTRUSION MAY OCCUR ALONG THE TOP OF THE DOOR IF THE SEAL DOES NOT FOLD PROPERLY BETWEEN THE FRONT DOOR AND THE "A" PILLAR. WIND NOISE MAY OCCUR IF A VOID EXISTS BETWEEN THE SEAL AND DOOR.

POOR APPEARANCE MAY BE CORRECTED AND WIND NOISE MAY BE REDUCED BY INSTALLING A REDESIGNED ROOF SIDE DRIP MOLDING SEAL (P/N 15980511).

SERVICE PROCEDURE:

1. REMOVE THE EXISTING ROOF DRIP MOLDING SEAL BY PULLING IT FROM THE ROOF PINCHWELD.

2. LOCATE THE START OF THE DRIP MOLDING SEAL APPROXIMATELY 15.0 MM (0.6 IN.) FORWARD OF THE "B" POST (TO AVOID THE CORNER WELD AND SEALER) AND INSTALL THE NEW ROOF DRIP SEAL (P/N 15980511).

SERVICE PARTS INFORMATION:

PART NUMBER DESCRIPTION QUANTITY ************* ********************** ********** 15980511 ROOF DRIP MOLDING SEAL 1 PER SIDE

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

WARRANTY INFORMATION:

FOR REPAIRS TO VEHICLES UNDER WARRANTY USE:

LABOR OP DESCRIPTION LABOR TIME B7620 MOLDING, ROOF RAIL DRIP-R&R OR REPLACE-RH USE PUBLISHED B7621 MOLDING, ROOF RAIL DRIP-R&R OR REPLACE-LH LABOR OPERATION TIME FIGURES: 0

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO IMFORM 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.