- Clutch rattling noise-occurs with clutch engaged, noise changes/disappears with clutch pedal depressed
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- Flywheel bolts, clutch housing bolts or clutch pressure plate bolts loose.
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- TIGHTEN the bolts to specifications. CHECK the bolts for damage.
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- Clutch squeaking noise-noise is heard when the clutch is operated. Vehicle moves slowly or creeps when the clutch is disengaged. Can also be difficult to shift into first and reverse gear
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- Pilot bearing seized or damaged.
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- INSTALL a new pilot bearing. REFER to CLUTCH
.
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- Clutch squeaking noise-occurs with clutch pedal depressed/released
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- Worn clutch pedal shaft or bushings.
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- INSPECT the clutch pedal for wear or damage. REPAIR as necessary. REFER to CLUTCH CONTROLS
.
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- Clutch whirring/rattle noise-occurs when clutch pedal is depressed
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- Worn, damaged or misaligned clutch release bearing.
|
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- Clutch grating/grinding noise-occurs when clutch pedal is depressed
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- Clutch pressure plate fingers bent or worn.
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- INSPECT the clutch pressure plate release fingers. INSTALL a new pressure plate as necessary. REFER to CLUTCH
.
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- Contact surface of clutch release bearing worn or damaged.
|
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- Clutch chatter-a small amount of noise when clutch pedal is released at initial take-off
|
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- Acceptable operating condition.
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- Clutch chatter/grabs-in some cases a shudder is felt. Occurs with clutch pedal depressed/released
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- Damaged or worn powertrain/driveline mounts.
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- INSPECT the powertrain/drivetrain mounts. Refer to the appropriate ENGINE
article. INSTALL new mounts as necessary.
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- Binding or dragging plunger of the clutch master cylinder or slave cylinder.
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- CHECK the master and slave cylinder operation. INSPECT the components for damage or wear. INSTALL a new master or slave cylinder as necessary. REFER to CLUTCH CONTROLS
.
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- Grease or oil on the clutch disc facing.
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- CHECK the input shaft seal and rear main oil seal. REPAIR as necessary. INSTALL a new clutch disc. REFER to CLUTCH
.
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- Clutch disc surface glazed or damaged.
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- INSPECT the clutch disc surface for a glazed, hardened or damage condition. CARRY OUT a disc check. INSTALL a new clutch disc as necessary. REFER to CLUTCH
.
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- Damaged or worn clutch pressure plate.
|
- INSPECT the clutch pressure plate for wear or damage. INSTALL a new clutch pressure plate as necessary. REFER to CLUTCH
.
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- Flywheel surface damaged or glazed.
|
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- Clutch chatter noise-noise when clutch pedal is released at initial takeoff. Clutch is hard to engage and disengage
|
- Pilot bearing worn, damaged or not correctly aligned in bore.
|
- INSPECT the clutch pressure plate release fingers for uneven wear, clutch components burnt or a seized pilot bearing. INSTALL a new pilot bearing as necessary. REFER to CLUTCH
.
|
|
|
- Loose flywheel bolts.
- Damaged or loose clutch pressure plate.
- Excessive flywheel runout.
|
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- Transmission rattling/clattering noise-noise at idle or on light acceleration from a stop. Gear selection difficult
|
- Gearshift lever joint worn or damaged.
|
|
|
|
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- Gearshift linkage rods worn or damaged.
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- CHECK the linkage bushings for wear. INSTALL new linkage rods as necessary.
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- Transmission rattling/clattering noise-occurs in neutral or in gear, at idle
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- Incorrect fluid level or fluid quality.
|
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- Transmission rattling/clattering noise-noise at idle in neutral
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- Worn or rough reverse idler gear.
|
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- Rough running engine, cylinder misfire.
|
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- Excessive backlash in gears
|
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- Transmission whine-a mild whine at extreme speeds or high RPM
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- Rotating gears/geartrain.
|
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- Transmission whine-a high pitched whine, also described as a squeal
|
- Transmission gears are worn (high mileage vehicle).
|
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|
|
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- Damaged or worn transmission bearing.
|
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- Transmission growling/humming-noise occurs in the forward gears. The noise is more prominent when the gear is loaded. The problem gear can be located as the noise occurs in a specific gear position
|
- Gear is cracked, chipped or rough.
|
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- Transmission hissing-noise in neutral or in forward gears. As bearings wear or break up, the noise changes to a thumping noise
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- Damaged or worn bearings.
|
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- Transmission knocking/thudding-noise at low speeds in forward gears
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- Bearings with damaged balls or rollers or with pitted and spalled races.
|
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- Transmission rumble/growl-noise at higher speeds in forward gears, more pronounced in a coast/deceleration condition
|
- Incorrect driveline angle.
|
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- Driveshaft out of balance or damaged.
|
- CHECK the driveshaft for damage, missing balance weights or undercoating. Using the vibration analyzer (VA), CHECK the driveshaft balance. CARRY OUT a driveline vibration test. For additional information, REFER to DRIVELINE SYSTEM-GENERAL INFORMATION
. REPAIR as necessary.
|
- Transmission rumble/growl-noise at all speeds in forward gears, more pronounced in a heavy acceleration condition
|
- Damaged or worn transmission bearing or gears (high mileage vehicles).
|
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- Transfer case whine-noise at all ranges
|
- Incorrect fluid level or fluid quality.
|
|
|
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- DISASSEMBLE the transfer case. CHECK the oil pump for wear or damage. REPAIR as necessary.
|
- Under-inflated or oversized tires.
|
- CONFIRM that the tires and wheels are correct for the vehicle. CHECK that the tire inflation pressures are correct.
|
- Transfer case growl/rumble-noise at all ranges (A small amount of planetary noise can be heard when the transfer case is operated in low range.)
|
- Damaged or worn bearings or planetary gear.
|
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- Transfer case scraping/grating-noise at all ranges
|
- Excessively stretched drive chain hitting the case.
|
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- Transfer case howl/hum-noise at all ranges or high range only
|
- Worn or damaged sun (input) gear, clutch pack (intermediate) gear or output shaft gear.
|
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- Transfer case howl/hum-noise at low range only
|
- Worn or damaged intermediate gear and sliding gears (clutch pack).
|
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- Transfer case vibration-vibration felt with vehicle in 4WD
|
- Transfer case mounting.
- Driveshaft out of balance.
- Excessive pinion flange runout.
|
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