GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Brake Pedal Maximum Travel

Vacuum Assist*

65 mm

2.56 in

Hydraulic Assist*

90 mm

3.54 in

Brake System Flushing

  • Brake Fluid Volume from the ABS Modulator Bleeder Valves

118 ml

4 oz

  • Brake Fluid Volume from the Brake Calipers

235 ml

8 oz

Brake System Pressure Bleed

  • Initial Pressure Adjustment Setting (Leak Testing the Hydraulic Brake System)

70 kPa

10 psi

  • Pressure Bleed Procedure Setting

240 kPa

35 psi

* Specification with 450 N (100 lbs) of force applied to the brake pedal, the ignition OFF and the brake booster vacuum depleted.