Titan 2WD V8-5.6L (VK56DE) Flex Fuel (2009)
Housing Assembly HVAC: Service and Repair
HEATER and COOLING UNIT ASSEMBLY
Removal and Installation
REMOVAL
1. Move the two front seats to the rearmost position on the seat track.
2. Disconnect the battery negative terminal and battery positive terminal.
3. Discharge the refrigerant from the A/C system. Refer to See: Service and Repair/Refrigeration System.
4. Drain the coolant from the engine cooling system. Refer to See: Engine, Cooling and Exhaust/Cooling System/Coolant/Service and Repair.
5. Disconnect the heater hoses from the heater core.
6. Disconnect the high/low pressure pipes from the expansion valve.
7. Remove the instrument panel and console panel. Refer to See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Service
and Repair/Removal and Replacement/Instrument Panel Assembly/Removal And Installation.
8. Remove the steering column. Refer to See: Steering and Suspension/Steering/Steering Column/Service and Repair.
9. Disconnect the instrument panel wire harness at the RH and LH in-line connector brackets, and the fuse block (J/B) electrical connectors.
10. Disconnect the steering member from each side of the vehicle body.
11. Remove the heater and cooling unit assembly with it attached to the steering member, from the vehicle.
CAUTION: