Rear Band & Gear Unit
WARNING: This page does not describe the selected car, but rather 124 other vehicles, including the 1991 Chevrolet Pickup, 1991 Chevrolet Cab & Chassis, 1988 GMC Vandura Special, 1988 GMC Vandura, and 1988 GMC Value Van. However, it is still accessible from the selected car via links, so may be relevant.
- Install rear band assembly so 2 lugs index with 2 anchor pins. Ensure band is seated on lugs. Install previously selected rear unit end play washer into slots provided inside rear of case. See REAR UNIT END PLAY CHECK . Place transmission case in horizontal position in holding tool.
- Install complete gear unit assembly into case by lining up slots. Carefully guide assembly into case. Make sure center support bolt hole is aligned with hole in case.
- Position transmission vertically with front end of case up. Install center support-to-case snap ring with beveled side up and flat side against center support. Locate gap adjacent to front band anchor pin. Expand snap ring until center support is against shoulder of case.
- Install case-to-center support bolt. Carefully pry with punch to align bolt hole. Use care not to burr case valve body mounting surface. Lubricate intermediate clutch plates with transmission fluid. Start with waved steel plate. Alternate composition and flat steel plates until all clutch plates are installed.
- Lubricate intermediate clutch plates with transmission fluid. Start with waved steel plate. Alternate composition and flat steel plates until all clutch plates are installed. Install intermediate clutch backing plate and snap ring.