This bulletin is being revised to change the part numbers of the rear door window applique and changes to correction #4. Please discard Corporate Bulletin Number 83-10-07 (Section 10 - Body)
This bulletin contains information on several conditions.
Some owners may comment on wind noise around the mirror.
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.
Replace the run channel.
Labor Operation
Labor Time
RH - C0140
0.5 hr
LH - C0141
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).
The front door upper reveal molding vibrates against the body.
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.
RH - B7820
0.6 hr
LH - B7821
Some owners may comment on the wind noise around the mirror between the door and the door trim.
This condition may be caused by a lack of sealer around the inner door panel surfaces.
Fill the holes shown with a thumb grade sealer. Use Strip Caulk Black P/N 08578 by 3M® or the equivalent. Seal all the shaded areas as shown in the illustration.
RH - R3290
LH - R3291
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).
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.
Replace the rear door window applique.
RH - B7990
0.7 hr
LH - B7991
Some customers may comment on a whistle around the mirror.
The outer belt reveal molding under the mirror may have come loose. Refer to Figure 4.
Clean the mating surfaces with an adhesive cleaner. Reinstall the molding (1) using Goodwrench Black Toughened Adhesive, P/N 12346067.
RH - B7840
0.2 hr
LH - B7841
Some customers may comment that there is a windrush coming from the front or the rear of the vehicle.
The front windshield or the backlite reveal molding gaps to the roof.
Glue the molding to the roof using Goodwrench Black Toughened Adhesive, P/N 12346067. In some rare occasions, the glass may need to be repositioned in the opening.
Front - B7550
Rear - B8540
Some customers may comment on windrush around the mirror.
There are gaps around the mirror applique.
Reposition the mirror and the mirror applique.
Some owners may comment on the road noise at the top of the door trim pad.
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.
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.
RH - C0120
LH - C0121
Description
P/N
Carline
Mldg Asm-F/D UPR RVL
10414412
Buick RH
10414413
Buick LH
10414414
10414415
10413950
Olds RH
10413951
Olds LH
Applique Asm-R/D Window Frm
10428310
10428311
10428312
10428313
Parts are currently available from GMSPO.
