gmc Workshop Repair Guides

GMC Workshop Manuals

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Hose/Line HVAC: Service and Repair
Auxiliary Heater Pipe Replacement

AUXILIARY HEATER PIPE REPLACEMENT

REMOVAL PROCEDURE

1. Drain the cooling system. Refer to Draining and Filling Cooling System (Vac-N-Fill).

2. Squeeze the plastic retainer tabs on the inlet hose.

3. Pull the connection apart.

4. Squeeze the plastic retainer tabs on the outlet hose.

5. Pull the connection apart.

Heating and Air Conditioning > Hose/Line HVAC > Component Information > Service and Repair > Auxiliary Heater Pipe Replacement

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