GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Riviera 🢒 Engine 🢒 Engine Cooling 🢒 Radiator Surge Tank Replacement

Removal Procedure
  1. Remove the air cleaner Assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls

    2. Object Number: 69933 Size: SH
  2. Drain the coolant from the surge tank. Refer to Cooling System Draining and Filling .

    3. Object Number: 69937 Size: SH
  3. Disconnect the clamps and the hoses.

    4. Object Number: 69940 Size: SH
  4. Remove the fasteners retaining the reservoir.
  5. Lift the reservoir and disconnect the coolant level sensor connector.
  6. Remove the surge tank.

Installation Procedure

    Object Number: 69940 Size: SH
  1. Connect the low coolant level sensor electrical connector.
  2. Install the surge tank in position in the vehicle.
  3. Install the fasteners.

    4. Object Number: 69937 Size: SH
  4. Connect the hoses and clamps to the surge tank.
  5. Refill the surge tank with coolant. Refer to Cooling System Draining and Filling .
  6. Install the air cleaner Assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls