GM Service Manual Online
For 1990-2009 cars only

Cause

Action

DEFINITION: The clutch does not engage completely after the pedal is released, after shifting gears, or the clutch slips during maximum engine loads, such as climbing hills or high vehicle speeds. Clutch slipping is identified by increase in engine RPM without increase in vehicle speed.

Review the Symptoms - Clutch and perform the necessary inspections.

Incorrect clutch pedal height, not allowing the clutch master cylinder to return

Adjust the clutch start switch. Refer to Clutch Pedal Position Switch Replacement .

The clutch pedal return spring is broken or missing

Replace the clutch pedal return spring, if equipped. Refer to Clutch Pedal Replacement .

The clutch pedal is binding or sticking

  1. Clear away any items that may be contacting the pedal.
  2. Inspect the pedal bushings for ease of movement.
  3. Replace the clutch pedal if it is faulty. Refer to Clutch Pedal Replacement .

Clutch master cylinder binding or seized

Replace the clutch master cylinder. Refer to Clutch Master Cylinder Replacement .

Clutch actuator cylinder binding or seized

Replace the clutch actuator cylinder. Refer to Clutch Actuator Cylinder Replacement .

Kinked or damaged clutch hydraulic hose

  1. Inspect for the correct routing of the clutch hydraulic hose.
  2. Route the hose properly.
  3. Inspect for loose or faulty engine mounts that may allow the hydraulic hose to be kinked or pinched.
  4. Repair or replace faulty engine mounts. Refer to Engine Mount Replacement in Engine Mechanical - 2.2L (L61).
  5. Repair or replace the clutch hydraulic hose if it is damaged. Refer to Hydraulic Clutch Hose/Pipe Replacement .

Grease or oil contamination of the clutch disc

  1. Repair the source of the oil leak.
  2. Repair the source of the grease leak.
  3. Clean the contamination from the clutch components.
  4. If contaminates cannot be removed, replace the clutch assembly. Refer to Clutch Assembly Replacement .

Worn or damaged flywheel

Replace the engine flywheel. Refer to Engine Flywheel Replacement in Engine Mechanical - 2.2L (L61).

Worn or torn clutch disc facing

  1. Inspect the clutch disc.
  2. Replace the clutch assembly. Refer to Clutch Assembly Replacement .

Burnt or glazed clutch discs

  1. Inspect the clutch disc.
  2. Replace the clutch assembly. Refer to Clutch Assembly Replacement .

Input shaft splines worn

Replace the input shaft. Refer to Transmission Case Disassemble in Manual Transmission - M86 Getrag.

Improper resurfacing of the flywheel

Replace the flywheel if it has been improperly resurfaced, allowing contact of the clutch disc hub or insufficient clamping load of the pressure plate. Refer to Engine Flywheel Replacement in Engine Mechanical - 2.2L (L61).

Clutch pressure plate assembly to flywheel bolts loose

  1. Inspect the clutch disc.
  2. Tighten the bolts to specification. Refer to Fastener Tightening Specifications .
  3. Replace the clutch assembly if necessary. Refer to Clutch Assembly Replacement .

Clutch pressure plate assembly or flywheel faulty or damaged

  1. Inspect all components.
  2. Replace any faulty or damaged components.