Door Mirror - General Windnoise/Windrush
File In Section: 08 - Body and AccessoriesBulletin No.: 99-08-58-001
Date: May, 1999
TECHNICAL
Subject:
General Wind Noise/Windrush
(Replace/Correct Weatherstrip/Molding)
Models:
1997-98 Buick Century, Regal
1998 Oldsmobile Intrigue
This bulletin contains information on several conditions.
Condition # 1
Some owners may comment on wind noise around the mirror.
Cause
The run channel gaps to the glass in the vertical section of the run channel at the mirror.
Figure 1 shows how to identify an old molding to a new molding.
Correction
Replace the run channel.
Labor 0peratlon Labor Time
RH - C0140 0.5 hr
LH - C0141 0.5 hr
Condition # 2
Some owners may comment on a buzz type of noise at the top of the door during hot weather or at speeds above 96 km/h (60 mph).
Cause
The front door upper reveal molding vibrates against
the body.
Correction
Replace the upper reveal molding. The new molding has more material for added stiffness. To aid in identifying an old molding, it has a parting line (1) down the center of the molding.
Labor 0peration Labor Time
RH - B7820 0.6 hr
LH - B7821 0.6 hr
Condition # 3
Some owners may comment on the wind noise around the mirror between the door and the door trim.
Cause
This condition may be caused by a lack of sealer around the inner door panel surfaces.
Correction
Fill the holes shown with a thumb grade sealer. Use Strip Caulk Black P/N 08578 by 3M(R) or the equivalent. Seal all the shaded areas as shown in the illustration.
Labor 0peration Labor Time
RH - R3290 0.6 hr
LH - R3291 0.6 hr
Condition # 4 (Vehicles Built Prior to 11/3/98)
Some customers may comment on a buzz type of noise at the top of the B pillar during hot weather and at speeds above 96 km/h (60 mph).
Cause
The B pillar applique seal vibrates against the front door.
The rear door applique seal durometer has been changed to correct this condition. See parts information for changes.
Correction
Replace the rear door window applique.
Labor 0peration Labor Time
RH - B7990 O.7hr
LH - B7991 0.7 hr
Condition # 5 (Oldsmobile Only)
Some customers may comment on a whistle around the mirror.
Cause
The outer belt reveal molding under the mirror may have come loose. Refer to Figure 4.
Correction
Clean the mating surfaces with an adhesive cleaner.
Reinstall the molding (1) using Goodwrench Black
Toughened Adhesive, P/N 12346067.
Labor 0peration Labor Time
RH - B7840 0.2 hr
LH - B7841 0.2 hr
Condition # 6
Some customers may comment that there is a windrush coming from the front or the rear of the vehicle.
Cause
The front windshield or the backlite reveal molding gaps to the roof.
Correction
Glue the molding to the roof using Goodwrench Black Toughened Adhesive, PIN 12346067. In some rare occasions, the glass may need to be repositioned in the opening.
Labor 0peration Labor Time
Front - B7550 0.2 hr
Rear - B8540 0.2 hr
Condition # 7
Some customers may comment on windrush around the mirror.
Cause
There are gaps around the mirror applique.
Correction
Reposition the mirror and the mirror applique.
Labor 0peration Labor Time
RH-R3290 0.6hr
LH - R3291 0.6 hr
Condition # 8
Some owners may comment on the road noise at the top of the door trim pad.
Cause
This condition may be caused by the upper door trim being pushed on too far and pulling the inner belt seal away from the glass. Refer to Figure 5.
Correction
With the glass in the full down position, use a trim stick to pull the upper lip of the inner belt seal out from under the trim pad from front to rear. Refer to Figure 5.
Labor 0peration Labor Time
RH - C0120 0.2 hr
LH - C0121 0.2 hr
Parts information
Parts are currently available from GMSPO.