GM Service Manual Online
For 1990-2009 cars only

The following definitions are being provided to establish a common language and assist users in describing transaxle related conditions. Some of these terms or conditions are used in this service manual.

Clutch/Clutch Hydraulics Related

Clutch shudder: A repeated jerking sensation caused by slipping and grabbing of the clutch disc when releasing the clutch and launching the vehicle.

High pedal effort: When an unusual amount of force is required to depress the clutch pedal.

Pedal vibration: A vibration that is transmitted through the clutch pedal.

Spongy clutch: A spongy feel when depressing the clutch and usually an indication of air in the hydraulic system.

Squeaky clutch: When a squeak is generated while depressing or releasing the clutch pedal.

Inoperative clutch: A non-functional clutch.

High engage point: Long clutch pedal travel during pedal release before the clutch disc engages with the engine.