GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the generator control module cooling system. Refer to Generator Control Module Cooling System Draining and Filling
  2. Remove the left headlamp. Refer to Headlamp Replacement

  3. Object Number: 2142903  Size: SH
  4. Using J 38185 Hose Clamp Pliers reposition the generator control module coolant pump hose clamp (1).
  5. Remove the generator control module coolant pump hose (2) from the radiator surge tank air separator.
  6. Remove the underhood junction block. Refer to Underhood Electrical Center or Junction Block Replacement
  7. Remove the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement

  8. Object Number: 2159160  Size: SH
  9. Using J 38185 Hose Clamp Pliers reposition the generator control module coolant pump hose clamp (1).
  10. Remove the generator control module coolant pump hose (3) from the drive motor generator control module coolant pump.
  11. Remove the generator control module coolant pump hose fastener (2) from the cooling fan shroud.
  12. Remove the generator control module coolant pump hose (3) from the vehicle.

Installation Procedure


    Object Number: 2159160  Size: SH
  1. Install the generator control module coolant pump hose (3) to the vehicle.
  2. Install the generator control module coolant pump hose fastener (2) to the cooling fan shroud.
  3. Install the generator control module coolant pump hose (3) to the drive motor generator control module coolant pump.
  4. Using J 38185 Hose Clamp Pliers reposition the generator control module coolant pump hose clamp (1).
  5. Install the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement
  6. Install the underhood junction block. Refer to Underhood Electrical Center or Junction Block Replacement

  7. Object Number: 2142903  Size: SH
  8. Install the generator control module coolant pump hose (2) to the radiator surge tank air separator.
  9. Using J 38185 Hose Clamp Pliers reposition the generator control module coolant pump hose clamp (1).
  10. Install the left headlamp. Refer to Headlamp Replacement
  11. Fill the generator control module cooling system. Refer to Generator Control Module Cooling System Draining and Filling