Test Description

The numbers below refers to the step numbers on the diagnostic table:

1. 9)  - Lubricant leaks from non-brake system components may come in contact with and contaminate brake system components.
2. 10)  - Lubricant leaks from non-brake system components may come in contact with and contaminate brake system components.
3. 12)  - Disc brake rotor shields/backing plates that come in contact with disc brake rotors may cause brake system noise.

Fig 1: Disc Brake System Diagnosis (Steps 1-7)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Disc Brake System Diagnosis (Steps 8-11)

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Fig 3: Disc Brake System Diagnosis (Steps 12-17)

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Fig 4: Disc Brake System Diagnosis (Steps 18-20)

Courtesy of GENERAL MOTORS CORP.