GM Service Manual Online
For 1990-2009 cars
  1. Remove the front wheelhouse panel.
  2. Partially drain the coolant. Refer to Cooling System Draining and Filling .

  3. Object Number: 199119  Size: SH
  4. Reposition the radiator surge tank inlet hose clamps.
  5. Remove the radiator surge tank inlet hose.
  6. Reposition the radiator surge tank outlet hose clamp.
  7. Remove the radiator surge tank outlet hose.
  8. Reposition the surge tank overflow clamp.
  9. Remove the surge tank overflow hose.
  10. Remove the radiator surge tank cap.

  11. Object Number: 199133  Size: SH
  12. Remove the radiator surge tank bolts.
  13. Remove the radiator surge tank from the mounting bracket.
  14. Inspect the radiator surge tank mounting bracket for cracks. Replace the mounting bracket if damaged.

Installation Procedure


    Object Number: 199133  Size: SH
  1. Install the radiator surge tank to the mounting bracket.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the radiator surge tank bolts.
  4. Tighten
    Tighten the bolts to 13 N·m (115 lb in).


    Object Number: 199119  Size: SH
  5. Install the radiator surge tank inlet hose and the clamps.
  6. Install the radiator surge tank outlet hose and the clamps.
  7. Tighten
    Tighten the clamps to 3 N·m (27 lb in).

  8. Install the surge tank overflow hose and the clamp.
  9. Install the front wheelhouse panel.
  10. Fill the cooling system. Refer to Cooling System Draining and Filling .