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 Service & Repair Manual. Idle Speed & Mixture Adjustments
    Idle speed is controlled by the ECM/PCM. No adjustment is required. Curb Idle Speed Curb idle speed is controlled by the ECM/PCM. No adjustment is required. Fast Idle Speed Fast idle speed is controlled by the ECM/PCM. No adjustment is required. M ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


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