For 1990-2009 cars

### Removal Procedure

1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement .
2. Remove screws in order to separate the HVAC module assembly.
3. Remove the air temperature cam screw.
4. Remove the air temperature cam.
5. Remove the air temperature door linkage.
6. Separate the HVAC module case halves.
7. Remove the air temperature door (2).

### Installation Procedure

1. Install the air temperature door (2) to the HVAC module.
2. Assemble the HVAC module case halves.
3. Install the air temperature door linkage.

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.

4. Install the screws in order to assemble the HVAC module.

Tighten
Tighten the screws to 1.9 N·m (17 lb in).

5. Install the air temperature cam.
6. Install the screw to the air temperature cam.

Tighten
Tighten the screw to 1.9 N·m (17 lb in).

7. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement .