GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Drain the radiator to a level below the hose being removed.
  2. Remove the air cleaner and the air intake duct.
  3. Remove the inlet hose from the radiator and the engine coolant thermostat.
  4. Remove the outlet hose from the radiator and the water pump.

Installation Procedure

  1. Install the outlet hose and the clamps to the radiator and the water pump.
  2. Install the inlet hose to the radiator and the engine coolant thermostat.
  3. Refill the engine coolant. Refer to Cooling System Draining and Filling .
  4. Install the air cleaner and the air intake duct.