GM Service Manual Online
For 1990-2009 cars only

Object Number: 1647523  Size: SF

Callout

Component Name

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. Remove the cover from the engine control module (ECM) and the transmission control module (TCM).

1

Bolt, Brake Pressure Modulator Valve (BPMV) to Mounting Bracket

Notice: Refer to Fastener Notice in the Preface section.

Tighten
11 N·m (97 lb in)

2

Pins, BPMV Mounting

Tip

    • Do not pry against the accumulator covers on the underside of the brake modulator assembly to release the mounting pins from the bracket insulators.
    • Do not remove the mounting pins unless it is necessary to aid in releasing the modulator assembly from the bracket.
    • Position and support the modulator assembly to aid in bracket removal.

Tighten
10 N·m (89 lb in)

3

Bracket, BPMV

Tip

    • Loosen the BPMV bracket forward upper mounting bolt and remove the remaining bolts.
    • Inspect the insulators and replace if necessary.