Door Glass Sash Channel - Replace Adhesive Retained Sash
Bulletin 86-10-20Date June '86
Ref. No. 86-128-10
SUBJECT: MECHANICAL ATTACHMENT OF DOOR GLASS SASH CHANNEL REPLACING BONDED ON METHOD
MODELS AFFECTED: ALL 1986 SKYLARKS AND SOMERSETS BUILT AFTER OCTOBER 1985
All 1986 Skylark and Somersets built after October 1985 have a rivet retained door glass sash channel. Prior 1986 Skylark and Somersets have the adhesive retained sash channel. The subject door glasses should be serviced using the factory installed method. To replace an adhesive retained sash channel or door glass, refer to Section 5 of the 1986 Body Service Manual.
The procedure to replace a rivet retained sash channel is as follows:
DOOR GLASS ASSEMBLY:
REMOVAL (See Illustration)
CAUTION: SAFETY GLASSES AND WORK GLOVES SHOULD BE WORN TO REDUCE THE CHANCE OF PERSONAL INJURY, SHOULD THE GLASS BREAK.
1. Remove the door glass as specified in Section 5 of the 1986 Body Service Manual.
2. Place the door glass on a protective surface.
3. Drill out rivets (Item 4) using a 4.8 mm (3/16") drill bit taking care not to enlarge hole in sash channel. If sash channel hole is enlarged during drilling operation, a new sash channel must be used.
4. Remove sash (3) and spacer (2).
INSTALLATION
1. Locate spacer (2) to door glass and sash channel (3) to spacer and glass.
2. Align holes in door glass, spacer and sash channel.
3. Connect sash and spacer to glass using 3/16" X .527" aluminum domehead blind rivets, available through GM Parts system, Part Number 9441725, Cherry Part Number BAPV-67, or equivalent.
4. Install door glass as specified in Section 5 of the 1986 Body Service Manual.