Tools Required
J 43181 Quick Connect Connector Removal
Tool
Removal Procedure
- Drain the engine coolant. Refer to
Cooling System Draining and Filling .
- If equipped remove the auxiliary battery. Refer to
Auxiliary Battery Replacement .
- Using the
J 43181
disconnect the inlet heater hose from the heater core.
3.1. | Install the
J 43181 to the heater
core pipe. |
3.2. | Close the tool around the heater core pipe. |
3.3. | Firmly pull the tool into the quick connect end of the heater hose. |
3.4. | Firmly grasp the heater hose. Pull the heater hose forward in order to
disengage the inlet hose from the heater core. |
- Using the
J 43181 disconnect the
surge tank outlet hose from the heater core.
4.1. | Install the
J 43181 to the heater
core pipe. |
4.2. | Close the tool around the heater core pipe. |
4.3. | Firmly pull the tool into the quick connect end of the heater hose. |
4.4. | Firmly grasp the heater hose. Pull the heater hose forward in order to
disengage the surge tank outlet hose from the heater core. |
- Remove the accumulator. Refer to
Air Conditioning Accumulator Replacement .
- Remove the instrument panel carrier. Refer to
Instrument Panel Carrier Replacement
.
- Remove the HVAC module drain hose.
- Disconnect the electrical harnesses and the ground connections from the
HVAC module.
- Remove the nuts (4) from the HVAC module (2).
- Remove the bolts (3) from the HVAC module (2).
- Remove the HVAC module (2) from the vehicle (1).
Installation Procedure
- If replacing the HVAC module, transfer the components
from the old HVAC module as necessary.
- Install the HVAC module (2) to the vehicle (1).
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 nuts (4) to the HVAC module (2).
Tighten
Tighten the nuts to 9 N·m (80 lb in).
- Install the bolts (4) to the HVAC module (2).
Tighten
Tighten the bolts to 4 N·m (35 lb in).
- Connect the electrical harnesses and the ground connections.
- Install the HVAC module drain hose.
- Install the instrument panel carrier. Refer to
Instrument Panel Carrier Replacement .
- Install the accumulator. Refer to
Air Conditioning Accumulator Replacement .
- Install the surge tank outlet hose to the heater core.
Firmly push the quick connect onto the heater core pipe until you hear
an audible click.
- Install the inlet heater hose to the heater core.
Firmly push
the quick connect onto the heater core pipe until you hear an audible click.
- Fill the cooling system. Refer to
Cooling System Draining and Filling .