OER Parts offers a wide selection of Starter Parts and Hardware for your 1989 Pontiac Bonneville. OER Parts offers 1989 Pontiac Bonneville Starter Motor Brace, 1989 Pontiac Bonneville Starter Mounting Bolts, 1989 Pontiac Bonneville Starter Motor Heat Shield, 1989 Pontiac Bonneville Starter Solenoid, 1989 Pontiac Bonneville Starter Rebuild Kit, 1989 Pontiac Bonneville Starter Shim Set, 1989 Pontiac Bonneville Starter Heat Shield Set, and 1989 Pontiac Bonneville Floor Mounted Starter Switch.