GM Service Manual Online
For 1990-2009 cars only

Heater Outlet Hose Replacement L61

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the engine coolant. Refer to Cooling System Draining and Filling in Engine Cooling.

  2. Object Number: 786506  Size: SH
  3. Use theJ 38185 in order to reposition the heater hose clamps.
  4. Disconnect the outlet heater hose (2) from the outlet port of the engine.
  5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Use theJ 38185 to disconnect the outlet heater hose from the heater core.

Installation Procedure


    Object Number: 786499  Size: SH
  1. Connect the outlet heater hose (1) to the outlet port of the heater core.
  2. Lower the vehicle.
  3. Connect the outlet heater hose to the outlet port of the engine.
  4. Use theJ 38185 in order to reposition the heater hose clamps.
  5. Fill the engine coolant. Refer to Cooling System Draining and Filling in Engine Cooling.