Yukon Denali AWD V8-6.2L (2007)
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.