GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Riviera 🢒 Engine 🢒 Engine Mechanical - 3.8L 🢒 Oil Pan Installation

    Object Number: 1341869 Size: SH
  1. Apply a continuous bead 6.35 mm (0.25 in) thick of RTV sealer GM P/N 12378521 (Canadian P/N 88901148) to the topside of the new gasket. Apply the RTV sealant directly over the gaskets sealing bead.
  2. Install the NEW oil pan gasket onto the engine.

    3. Object Number: 741054 Size: SH
  3. Apply a continuous bead 6.35 mm (0.25 in) thick of RTV sealer GM P/N 12378521 (Canadian P/N 88901148) to the bottom side of the new gasket. Apply the RTV sealant directly over the gaskets sealing bead.

    4. Object Number: 44775 Size: SH
  4. Install the oil pan.
  5. Clean the oil pan bolts of all debris.
  6. Apply one drop of GM P/N 12345382 (Canadian P/N 10953489) to each bolt.
  7. Install the oil pan bolts.

    8. Tighten
    Tighten the oil pan bolts to 14 N·m (125 lb in).


    Object Number: 35861 Size: SH
  8. Install the oil level sensor.

    9. Tighten
    Tighten the oil level sensor to 20 N·m (15 lb ft).