GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC C-Series Medium Duty Truck B7 🢒 Transmission/Transaxle 🢒 Clutch 🢒 Clutch Grabbing

Clutch Grabbing Chattering

Causes

Action

Grease or oil is on the facings.

Repair the oil leak and replace the driven disc.

The pressure springs are weak.

Replace the clutch cover.

The pilot bearing is worn or broken.

Replace the pilot bearing.

The pressure plate/s are bent.

Replace the clutch cover.

The pressure plate/s or the flywheel is warped.

Replace the pressure plate/s or the flywheel.

Clutch Grabbing Grabbing

Causes

Action

Grease or oil is on the facings.

Repair the oil leak and replace the driven disc.

The pressure springs are weak.

Replace the clutch cover.

The pilot bearing is worn or broken.

Replace the pilot bearing.

The pressure plate/s are bent.

Replace the clutch cover.

The pressure plate/s or the flywheel is warped.

Replace the pressure plate/s or the flywheel.