Removal Procedure

Fig 1: Brake Pressure Modulator Valve Bracket

Courtesy of GENERAL MOTORS COMPANY

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

Fig 2: BPMV Insulator Nuts & Washers

Courtesy of GENERAL MOTORS COMPANY

NOTE:

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

Fig 3: BPMV Insulators

Courtesy of GENERAL MOTORS COMPANY

Carefully lift the BPMV assembly upward to release the BPMV from the bracket.
Remove the BPMV bracket.
Remove the 2 upper BPMV bracket insulators.
Inspect the bracket insulators for damage and replace, if necessary.
Remove the lower BPMV bracket insulator.
Inspect the bracket insulator for damage and replace, if necessary.