chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Vacuum Brake Booster|Adjustments > < Vacuum Brake Booster|Description and Operation|Page 4122
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Vacuum Brake Booster: Testing and Inspection

Hard Pedal

1.

Internal Vacuum Leak.

2.

Faulty Control Valve.

Brakes Grab

1.

Faulty Control Valve.

Slow or No Release

1.

Faulty pushrod adjustment.

2.

Bind in linkage.

Vacuum Brake Booster|Adjustments > < Vacuum Brake Booster|Description and Operation|Page 4122