Chevrolet Cobalt Service & Repair Manual: Troubleshooting

Chevrolet Cobalt Service & Repair Manual / Brakes / Power Brake Units / Troubleshooting

Brakes Grab

1. Contaminated, worn or faulty brake linings.
2. Drum or brake rotor out-of-round.
3. Faulty brake booster.

Brakes Inefficient/Hard Pedal

1. Contaminated, glazed or faulty brake linings.
2. Frozen caliper piston.
3. Faulty vacuum pump, or leak in booster vacuum supply system.
4. Faulty brake booster.

Slow Or No Release

1. Faulty pushrod adjustment.
2. Bind in linkage.
    Precautions
    1. After disassembling power brake unit, soak metal components in solvent. 2. Use only alcohol on components containing rubber. Aft ...

    Cooling System
    ...

    See also:

    Chevrolet Cobalt Owners Manual. Reporting Safety Defects to the United States Government
    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying General Motors. If NHTSA receives similar complaints, it may open an investi ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


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