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Disc Brake Service Specifications

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
DISC BRAKE SERVICE SPECIFICATIONS

Application In. (mm)
Front Brakes
Rotor Discard Thickness (1) 1.08 (27.5)
Rotor Thickness (NEW) 1.14 (29.0)
Rotor Maximum Allowable Lateral Runout 0.002 (0.051)
Rotor Maximum Allowable Scoring 0.059 (1.50)
Rotor Maximum Allowable Thickness Variation 0.001 (0.025)
Rear Brakes
Rotor Discard Thickness (1) 0.728 (18.50)
Rotor Thickness (NEW) 0.787 (20.0)
Rotor Maximum Allowable Lateral Runout 0.002 (0.051)
Rotor Maximum Allowable Scoring 0.059 (1.50)
Rotor Maximum Allowable Thickness Variation 0.001 (0.025)
(1) All brake rotors have a discard dimension cast into them. Replace any rotor that does not meet this specification. After refinishing rotor, replace any rotor that does not meet the minimum thickness specifications.