For 1990-2009 cars

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the automatic level control air compressor filter (1) from the underbody rail (squeeze the clips on side of the filter and pull the filter out of the hole in the rail).
3. Remove the automatic level control air compressor filter (1) from the hose.

### Installation Procedure

1. Install the automatic level control air compressor filter (1) to the hose.

Important: In order to prevent water entry into the automatic level control air compressor, snap the filter completely into the rail during installation.

2. Install the automatic level control air compressor filter to the underbody rail.
3. Lower the vehicle.