GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 368748  Size: SH
  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Partially drain the radiator. Refer to Cooling System Draining and Filling .
  3. Disconnect the electrical connector from the coolant level module.
  4. In order to unlock the coolant level module, lift one leg of the snap clip from its locked position and pull outward with a slight twisting motion.
  5. Remove the coolant level module.

Installation Procedure


    Object Number: 368748  Size: SH
  1. Lubricate the O-ring seal with coolant.
  2. Place the snap clip leg in place.
  3. Install the coolant level module.
  4. Connect the electrical connector to the coolant level module.
  5. Important: To properly fill the system requires the use of the air bleed vents. Refer to Cooling System Draining and Filling .

  6. Fill the radiator. Refer to Cooling System Draining and Filling .
  7. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  8. Inspect for leaks.