GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 622761  Size: SH
  1. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
  2. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  3. Remove the throttle body outlet hose clamp and the hose (4) from the coolant pipe.
  4. Remove the throttle body outlet hose clamp and the hose (4) from the throttle body and the vehicle.

Installation Procedure


    Object Number: 622761  Size: SH
  1. Install the throttle body outlet hose (4) and the hose clamp to the throttle body.
  2. Install the throttle body outlet hose (4) and the hose clamp to the coolant pipe.
  3. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
  4. Fill the cooling system. Refer to Cooling System Draining and Filling .