Yukon Denali 4WD V8-6.0L Hybrid (2011)
2. Install the auxiliary heater pipes (2) to the clamps (5).
Caution: Refer to Fastener Caution See: Service Precautions/Vehicle Damage Warnings/Fastener Caution.
3. Install the heater/A/C tubes retaining nut (4) to the stud (1) at the frame (6) and tighten to 7 Nm (62 lb in).
4. Install the auxiliary heater pipes (2, 3) to the auxiliary heater core.
5. Install the right front wheelhouse panel. Refer to Front Wheelhouse Liner Replacement - Right Side See: Body and Frame/Fender/Front
Fender/Front Fender Liner/Service and Repair/Front Wheelhouse Liner Replacement - Right Side.
6. Install the right rear wheelhouse panel. Refer to Rear Wheelhouse Panel Liner Replacement .
7. Install the vehicle right assist step. Refer to Assist Step Replacement .
8. Install the auxiliary heater pipes (1, 2) to the heater inlet and outlet tees (3, 4).
9. Connect the outlet heater hose to the heater core.
10. Connect the inlet heater hose to the heater core.
11. Fill the cooling system. Refer to Cooling System Draining and Filling See: Engine, Cooling and Exhaust/Cooling System/Service and
Repair/Cooling System Draining and Filling.
Heater Outlet Hose Replacement
