gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Heater Inlet Hose Replacement (6.6L)|Page 5028 > < A/C, Cooling System - Auxiliary Heater Coolant Leak
Page 1
background image

Heater Hose: Service and Repair
Heater Inlet Hose Replacement (6.6L)

Heater Inlet Hose Replacement (6.6L)

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure

1. Remove the air cleaner assembly.
2. Drain the engine coolant. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (Vac N Fill).
3. Remove the upper fan shroud.
4. Remove the accumulator.

5. Reposition the heater inlet hose (2) clamp to the coolant bypass valve.
6. Remove the heater inlet hose (2) from the coolant bypass valve.

Heater Inlet Hose Replacement (6.6L)|Page 5028 > < A/C, Cooling System - Auxiliary Heater Coolant Leak