SLOW WINDOW OP. WHEN GOING UP OR DOWN

SUBJECT: SLOW WINDOW OPERATION WHEN GOING UP OR DOWN (REPOSITION RUN CHANNEL OR TIGHTEN GLASS/REGULATOR BOLTS)

MODELS: 1997 BUICK CENTURY 1998 OLDSMOBILE INTRIGUE

CONDITION:

SOME OWNERS MAY COMMENT THAT THE WINDOWS (DOOR GLASS) OPERATE SLOWLY WHEN GOING UP OR DOWN.

CAUSE:

LISTED BELOW ARE FOUR CONDITIONS THAT MAY CAUSE SLOW MOVING GLASS.

A. THE GLASS RUN CHANNEL OUTBOARD LIP AT THE MIRROR PATCH IS ROLLED OVER OR THE GLASS RUN CHANNEL OUTBOARD LIP AT THE "B" PILLAR IS ROLLED OVER. SEE FIGURE 1, ITEM 1.

B. THE GLASS RUN CHANNEL IS NOT SEATED AT "B" PILLAR.

C. GLASS IS CROOKED IN THE OPENING.

D. MISALIGNED REGULATOR AND DOOR GLASS.

CORRECTION:

FOR CONDITION A:

1. IN MOST CASES, THE RUN CHANNEL LIP CAN BE PULLED OUT TO ITS CORRECT POSITION USING A 6" METAL SCALE. SEE FIGURE 1, ITEM 2. IF THE RUN CHANNEL IS ROLLED OVER BELOW THE BELT LINE, DOOR TRIM AND WATER DEFLECTOR REMOVAL MAY BE REQUIRED.

FOR CONDITION B:

1. WITH A FLAT BLADE TOOL, PUSH THE RUN CHANNEL REARWARD TO SEAT IT IN THE DOOR FRAME.

FOR CONDITION C:

1. REMOVE TRIM PANEL AND WATER DEFLECTOR.

2. LOOSEN THE REGULATOR TO GLASS BOLTS.

3. ROTATE CAM ON WINDOW REGULATOR PLATE SO SCREWDRIVER SLOT IS STRAIGHT UP AND DOWN. IN THIS LOCATION, THE BACK OF THE GLASS WILL TILT FORWARD. SEE FIGURE 2.

4. TIGHTEN BOLTS TO 10 N.M (89 LB IN).

FOR CONDITION D:

1. LOOSEN GLASS TO REGULATOR.

2. LOOSEN REGULATOR TO DOOR.

3. TIGHTEN REGULATOR BOLTS ACCORDING TO THE TIGHTENING SEQUENCE IN FIGURE 2, 10 N.M (89 LB IN).

4. TIGHTEN GLASS TO REGULATOR BOLTS 10 N.M (89 LB IN).

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR LABOR OPERATION NUMBER DESCRIPTION OPERATION TIME ================ =========== ==============

C0110 RH GLASS FRONT DOOR - USE PUBLISHED ALIGN LABOR TIME

C0111 LH GLASS FRONT DOOR - USE PUBLISHED ALIGN LABOR TIME

C3348 RH TRIM ASSEMBLY - USE PUBLISHED FRONT DOOR LABOR TIME

C3358 LH TRIM ASSEMBLY - USE PUBLISHED FRONT DOOR LABOR TIME

FIGURES: 02 ATTACHMENTS: 00

FIGURE 1 1. WEATHER STRIP LIP FOLDED UNDER GLASS (FRONT SHOWN, REAR SIMILAR) 2. WEATHER STRIP IN CORRECT POSITION

FIGURE 2 A. NORMAL B. 90 DEGREE TURN RAISES BACK EDGE OF GLASS UP

TIGHTENING BOLT SEQUENCE - 1, 2, 3, 4

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 1997 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.