GM Service Manual Online
For 1990-2009 cars only

Probable Cause

Action

The clutch pressure plate diaphragm spring is weak.

  1. Inspect the condition of the clutch pressure plate diaphragm spring.
  2. Replace the clutch pressure plate, if necessary.

Refer to Clutch Pressure Plate and Clutch Driven Plate .

The engine flywheel and or the clutch pressure plate are scored.

  1. Grind the engine flywheel and or clutch pressure plate if the scoring is only superficial.
  2. Replace the engine flywheel and or the clutch pressure plate if the damage is more severe.
  3. • For the engine flywheel replacement procedure, refer to Engine Flywheel Replacement in Engine Mechanical.
    • For the clutch pressure plate replacement procedure, refer to Clutch Pressure Plate and Clutch Driven Plate .

Improper driving habits.

Attempt (through instruction) to curtail the possibility of the following conditions occuring:

    • Riding the clutch
    • Racing the engine and slipping the clutch excessively during hard starting
    • Holding the vehicle in position on inclines by slipping the clutch