For 1990-2009 cars

### Removal Procedure

1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
2. Release the front and rear brake pipes (1) from the routing clip on the frame rail.
3. Remove the 2 brake pressure modulator valve (BPMV) bracket nuts (2).
4. Remove the 2 BPMV nuts and washers.

Note: Carefully separate the BPMV from the bracket. Do not pry on the accumulator covers on the underside of the BPMV.

5. Carefully lift the BPMV assembly upward to release the BPMV from the bracket.
6. Remove the BPMV bracket.
7. Remove the 2 upper BPMV bracket insulators.

Inspect the bracket insulators for damage and replace, if necessary.

8. Remove the lower BPMV bracket insulator.

Inspect the bracket insulator for damage and replace, if necessary.

### Installation Procedure

1. Install the lower BPMV bracket insulator.

Use denatured alcohol on the BPMV bracket insulator as an installation aid, if necessary.

2. Install the 2 upper BPMV bracket insulators.

Use denatured alcohol on the BPMV bracket insulators as an installation aid, if necessary.

3. Install the BPMV bracket to the BPMV.

Caution: Refer to Fastener Caution in the Preface section.

4. Install the 2 BPMV washers and nuts.

Tighten
Tighten the nuts to 8 N·m (71 lb in).

5. Install the 2 BPMV bracket nuts (2).

Tighten
Tighten the nuts to 20 N·m (15 lb ft).

6. Install the front and rear brake pipes (1) to the routing clip on the frame rail.
7. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.