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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Manual Transmission Clutch System) >> Diagnostic Information and Procedures >> Clutch Rattle

Clutch Rattle

WARNING: This page is about a different variant/trim than selected.
Clutch Rattle

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 damper springs, except 6.6L engine. Refer to Clutch Assembly Replacement .
Clutch is improperly installed Remove the clutch and install it correctly. Refer to Clutch Assembly Replacement .
Clutch disc damper worn or damaged
  1. Inspect the clutch disc for a broken or worn damper, except 6.6L.
  2. Replace the clutch assembly. Refer to Clutch Assembly Replacement .
Dual mass flywheel, 6.6L engine only
  1. Inspect the dual mass flywheel for failure. Refer to Engine Flywheel Replacement (Automatic Transmission) or Engine Flywheel Replacement (Manual Transmission) .
  2. Replace the dual mass flywheel if it is faulty. Refer to Engine Flywheel Replacement (Automatic Transmission) or Engine Flywheel Replacement (Manual Transmission) .
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 Assembly Replacement .
  3. Replace the input shaft. Refer to TRANSMISSION DISASSEMBLE (NV 3500), TRANSMISSION DISASSEMBLE (NV 4500) or TRANSMISSION DISASSEMBLE (ZF S6-650).
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