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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 281 (Manual Transmission Clutch) >> Diagnostic Information and Procedures >> Clutch Rattle

Clutch Rattle

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
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 engine flywheel, due to faulty dampener springs. Refer to Engine Flywheel Replacement , for the 2.0L (LTG) or 2.5L (LCV) engines, or Automatic Transmission Flex Plate Replacement (LF4)Automatic Transmission Flex Plate Replacement (LGX) for the 3.6L (LFX) engine.
Clutch is improperly installed Replace the clutch assembly. Refer to Clutch Assembly Replacement (M3L 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 (M3L Transmission) .
  3. Replace the input shaft. Refer to Transmission Disassemble (MG9)Transmission Disassemble (M3L) .
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