H2 V8-6.2L (2008)
5. Install the auxiliary heater tubes (1) to the auxiliary HVAC module.
Important: Use a adjustable wrench or equivalent holding tool at tube connections to prevent twisting.
Important: Mandatory torque sequence required for proper connections.
6. Install the auxiliary heater tube connection nuts (2) to the intermediate connection point.
Tighten the nuts to 16 N.m (12 lb ft).
7. Install the rear wheelhouse liner. Refer to Wheelhouse Panel Replacement (See: Body and Frame/Fender/Front Fender/Front Fender Liner/Service
and Repair) .
8. Install the right assist step if necessary. Refer to Assist Step Replacement (w/WS2, BVX) (See: Body and Frame/Auxiliary Step / Running
Board/Service and Repair/Assist Step Replacement (w/WS2, BVX))Assist Step Replacement (Tubular BVE) (See: Body and Frame/Auxiliary
Step / Running Board/Service and Repair/Assist Step Replacement (Tubular BVE)) .
9. Lower the vehicle.
10. Fill the engine coolant. Refer to Cooling System Draining and Filling (Static Fill) (See: Engine, Cooling and Exhaust/Cooling System/Service and
