2012 Chevrolet Traverse LS, AWDFACTORY OEM SERVICE PROCEDURE

Disc Brake Component Specifications

WARNING: This page is about a different car, the 2013 GMC Acadia, 2013 Chevrolet Traverse, and 2013 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
General Specifications

Application Specification
Metric English
Front Brakes
  • Rotor Minimum Allowable Thickness After Refinish
 27.7 mm 1.09 in
  • Rotor Minimum Thickness *
 27.5 mm 1.08 in
  • Rotor Thickness (new)
 29.0 mm 1.14 in
  • Rotor Maximum Allowable Assembled Lateral Runout
 0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
 1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
 0.025 mm 0.001 in
Rear Brakes
  • Rotor Minimum Allowable Thickness After Refinish
 18.6 mm 0.73 in
  • Rotor Minimum Thickness *
 18.4 mm 0.72 in
  • Rotor Thickness (new)
 20 mm 0.79 in
  • Rotor Maximum Allowable Assembled Lateral Runout
 0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
 1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
 0.025 mm 0.001 in
* All brake rotors have a minimum thickness dimension cast into them. Replace any rotor that is worn or machined below this specification.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.