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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Transmission >> Manual Transmission Clutch >> Diagnostic Information and Procedures >> Clutch Does Not Disengage

Clutch Does Not Disengage

Cause Actions
DEFINITION: When the pedal is pressed to the floor, the shift lever does not move freely in and out of reverse gear.
Damaged clutch disc. Replace the clutch assembly. Refer to Clutch Pressure and Driven Plate Replacement (1.4L LUV)  and Clutch Pressure and Driven Plate Replacement (1.8L LUW and LWE) .
Clutch disc hub binding on the input shaft splines. Replace the clutch assembly. Refer to Clutch Pressure and Driven Plate Replacement (1.4L LUV)  and Clutch Pressure and Driven Plate Replacement (1.8L LUW and LWE) .
Warped or bent clutch disc. Replace the clutch assembly. Refer to Clutch Pressure and Driven Plate Replacement (1.4L LUV)  and Clutch Pressure and Driven Plate Replacement (1.8L LUW and LWE) .
Pedal blocked from full travel.
  1. Inspect for obstacles that will prevent the pedal from going to the floor.
  2. Clear any obstacles from under the pedal area, such as floor mats or interior panels.
Too much free play between pedal and hydraulic clutch master cylinder.
  1. Inspect the pedal for worn bushings.
  2. Replace the pedal bushings if worn.
Hydraulic clutch master cylinder seized or binding.
  1. Inspect the master cylinder for the piston being able to move freely and full range of travel.
  2. Replace the clutch master cylinder as required. Refer to Clutch Master Cylinder Replacement .
Air in the hydraulic clutch system. Bleed the hydraulic clutch system. Refer to Hydraulic Clutch System Bleeding .
Hydraulic clutch actuator cylinder seized or binding
  1. Inspect the clutch actuator piston for moving freely.
  2. Replace the clutch actuator cylinder if the piston is binding. Refer to Clutch Actuator Cylinder Replacement .
Hydraulic clutch master cylinder leaking internally.
  1. Inspect for proper pedal reserve.
    NOTE: The clutch pedal reserve is the distance from the floor carpet up to the point when the clutch begins to engage. There should always be more than 13 mm (0.5 in) of clutch pedal reserve.
    1. Let up halfway on pedal.
    2. Apply the pedal a few times.
    3. Inspect to ensure there is still the proper pedal reserve.
  2. Replace the clutch master cylinder if it will not hold pedal reserve. Refer to Clutch Master Cylinder Replacement .
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