For 1990-2009 cars

### Removal Procedure

Important: Use this procedure for servicing the passenger front seat which has a power height adjuster and a manual horizontal adjuster. For servicing the drivers seat, refer to Power Seat Adjuster Mechanism Replacement .

1. Remove the front seat. Refer to Seat Replacement .
2. Remove the outer finish panel from the front seat cushion. Refer to Seat Cushion Outer Trim Panel Replacement .
3. Disconnect the electrical connector from the front seat height adjuster.
4. Remove the seat adjuster bolts (3).
5. Remove the seat adjuster (2).
6. Remove the nuts from the actuator motor to the front seat height adjuster.

Remove the adjuster nut (4).

7. Remove the bolts from the actuator motor to the front seat height adjuster.

Remove the adjuster actuator motor.

8. Remove the front seat height adjuster.

### Installation Procedure

1. Install the front seat height adjuster.
2. Install the actuator motor to the front seat height adjuster.

Secure the motor with the bolts.

Align the actuator motor to the seat height adjuster shaft when setting in place.

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.

3. Install the nuts (4) to the actuator motor of the front seat height adjuster.

Install the adjuster nut.

Tighten
Tighten the actuator motor nuts until fully seated and not stripped.

4. Install the seat adjuster (2).
5. Install the seat adjuster bolts (3).

Tighten
Tighten the bolts to 25 N·m (19 lb ft).

6. Connect the electrical connectors to the front seat height adjuster.
7. Install the outer finish panel to the front seat cushion. Refer to Seat Cushion Outer Trim Panel Replacement .
8. Install the front seat. Refer to Seat Replacement .
9. If the vehicle is equipped with memory seats, calibrate the seat. Refer to Memory Seat Calibration .