Housing Assembly HVAC: Service and Repair

HEATER/VENT MODULE REPLACEMENT









REMOVAL PROCEDURE
1. Remove the center floor air distribution duct.
2. Remove the retaining screw.
3. Remove the trim panel from the retainers.
4. Roll back the instrument panel. Instrument Panel (IP) - Assembly Rotating
5. Remove the coolant recovery reservoir. Service and Repair
6. Remove the inlet heater hose clamp from the heater core.
7. Remove the inlet heater hose from the heater core.
8. Remove the outlet heater hose clamp from the heater core.
9. Remove the outlet heater hose from the heater core.
10. While holding the HVAC module to the cowl, remove the screw on the interior side of the cowl, near the evaporator pipe.
11. On the engine side of the cowl, remove the 4 screws that hold the HVAC module to the cowl.
12. On the engine side of the cowl, remove the 2 nuts that hold the HVAC module to the cowl.
13. Remove the HVAC module.

INSTALLATION PROCEDURE
1. Install the HVAC module.
2. On the engine side of the cowl, install the nuts that hold the HVAC module to the cowl.
3. On the engine side of the cowl, install the 4 screws that hold the HVAC module to the cowl.
4. On the interior side of the cowl, install the bolt.

NOTE: Refer to Fastener Notice in Service Precautions.

5. Tighten the following fasteners:

Tighten
- Tighten the screws on the engine side of the cowl to 1.9 Nm (17 lb in).
- Tighten the two nuts to 2.8 N.m (25 lb in).
- Tighten the bolt on the interior side of the cowl to 11 Nm (97 lb in).

6. Install the outlet heater hose to the heater core.
7. Install the outlet heater hose clamp to the heater core.
8. Install the inlet heater hose to the heater core.
9. Install the inlet heater hose clamp to the heater core.
10. Install the coolant recovery reservoir.
11. Roll forward the instrument panel.
12. Install the trim panel to the retainers.
13. Install the retainer screw.

Tighten
- Tighten the screws to 6 Nm (53 lb in).

14. Install the center floor air distribution duct.