GM Service Manual Online
For 1990-2009 cars only

Object Number: 1977972  Size: MF

Callout

Component Name

Warning: Refer to Safety Glasses Warning in the Preface section.

Warning: Refer to Brake Fluid Irritant Warning in the Preface section.

Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution in the Preface section.

Preliminary Procedures

Remove the power brake booster accumulator. Refer to Power Brake Booster Pump Fluid Accumulator Replacement.

1

Power Brake Booster Accumulator

Procedure

  1. Clamp the accumulator in a vise.
  2. Cover the accumulator with a cloth.
  3. Using a hand saw, cut the accumulator body between a and b according to specification to discharge the gas and fluid inside.
  4. Discard both accumulator halves in the proper waste container.

Specification

    • Distance between a and b: 100 mm (4 in)
    • Distance from top of accumulator hex and b: 20 mm (0.79 in)