GM Service Manual Online
For 1990-2009 cars only

Cause

Action

DEFINITION: A rattle noise coming from the clutch components with the clutch disengaged or engaged.

Review the Symptoms - Clutch and perform the necessary inspections.

Idle rattle clutch engaged

Replace the clutch disc, due to faulty dampener springs. Refer to Clutch, Pressure Plate, and Pilot Bearing Replacement .

Clutch is improperly installed

Remove the clutch and install it correctly. Refer to Clutch, Pressure Plate, and Pilot Bearing Replacement .

Clutch disc dampener worn or damaged

  1. Inspect the clutch disc for a broken or worn dampener.
  2. Replace the clutch assembly. Refer to Clutch, Pressure Plate, and Pilot Bearing Replacement .

Clutch disc splines and input shaft splines worn

  1. Inspect the clutch disc hub to input shaft splines for excessive clearance.
  2. Replace the clutch assembly if the clutch splines are worn. Refer to Clutch, Pressure Plate, and Pilot Bearing Replacement .
  3. Replace the input shaft. Refer to Transmission Case Disassemble.