GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Brake Pedal Travel

Brake pedal travel maximum with 445 N (100 lb) force applied to the pedal with ignition OFF and vacuum or hydraulic assist depleded.

57.00 mm

2.25 in

Front Caliper Bore Diameter

63.50 mm

2.50 in

Master Cylinder Bore Diameter

25.40 mm

1.00 in

Minimum Vacuum at Power Booster

14 in Hg

Rear Caliper Bore Diameter

38.00 mm

1.50 in