GM Service Manual Online
For 1990-2009 cars only

Recommended Materials (Waterleak Repair) for Oldsmobile Eighty Eight 1998

Leak Area

Repair Material(s)

Use an equivalent material if necessary.

Bolts, Studs, Screws, and Other Transition Areas

Strip Caulk/3M Thumb Grade Sealer 08578

Cracks and Holes (General, Large)

3M All Around Autobody Sealant 8500

Cracks and Holes (General, Small)

3M Drip-Chek Sealer

Drip Moldings

3M Auto Bedding and Glazing Compound

Joints (Metal)

Brushable/Paintable Seam Sealer

Rear Window

Urethane Adhesive Caulking Kit GM P/N 12346392

Ventilation Ducts

3M Auto Bedding and Glazing Compound

Weatherstrip Retainers

Foam Tape

Windshield

Urethane Adhesive Caulking Kit GM P/N 12346392