GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Turn ignition ON.
  2. Leave gear shifter in PARK.
  3. Depress the park brake pedal to set the park brake.
  1. Park brake sets.
  2. BRAKE indicator turns on.

Park Brake Will Not Hold

2

  1. Turn ignition OFF.
  2. Set the park brake.
  3. Pull down on the manual release lever located to the rear of the park brake pedal.

Park brake releases.

Park Brake Will Not Release

3

  1. Start the engine, depress the brake pedal
  2. Shift the gear shifter to REVERSE.
  1. Park brake automatically releases.
  2. BRAKE indicator turns off.

Park Brake Will Not Release

4

  1. With the engine running.
  2. Depress the brake pedal.
  3. Shift the gear selector to DRIVE.
  4. Depress then release the park brake pedal.
  1. Park brake does not set.
  2. Brake indicator turns on when the park brake pedal is depressed.
  3. Brake indicator turns off when the park brake pedal is released.

Park Brake Will Not Release

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.