Removal Procedure
- Drain the engine coolant. Refer to
Cooling System Draining and Filling
in Engine Cooling.
- If equipped remove the auxiliary battery. Refer to
Auxiliary Battery Replacement
in Engine Electrical.
- Reposition the inlet heater hose clamp from the heater core.
- Remove the inlet heater hose from the heater core.
- Reposition the outlet heater hose clamp from the heater core.
- Remove the outlet heater hose from the heater core.
- Remove the I/P carrier. Refer to
Instrument Panel Carrier Replacement
in Instrument Panel, Gages and Console.
- Remove the heater/vent module drain hose.
- Disconnect
the electrical harnesses and the ground connections.
- Remove
the heater/vent module mounting nuts and the screws.
- Remove the heater/vent module assembly from the vehicle.
Installation Procedure
- Install
the heater/vent module assembly to the vehicle.
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- Install the heater/vent module mounting nuts.
Tighten
Tighten the nuts to 9 N·m (80 lb in).
- Install the heater/vent module mounting screws.
Tighten
Tighten the screws to 4 N·m (35 lb in).
- Connect
the electrical harnesses and the ground connections.
- Install the heater/vent module drain hose.
- Install the I/P carrier. Refer to
Instrument Panel Carrier Replacement
in Instrument Panel, Gages and Console.
- Install the outlet heater hose to the heater core.
- Reposition the outlet heater hose clamp to the heater core.
- Install the inlet heater hose to the heater core.
- Reposition the inlet heater hose clamp to the heater core.
- Fill the cooling system. Refer to
Cooling System Draining and Filling
in Engine Cooling.