GM Service Manual Online
For 1990-2009 cars only

Clutch Pedal Free Travel Adjustment Hydraulic

Adjustment Procedure


    Object Number: 1251790  Size: SH
  1. Determine the clutch pedal play. Depress the clutch pedal lightly with your hand and measure the distance when you feel resistance.

  2. Object Number: 1251792  Size: SH
  3. Adjust the clutch pedal play. Loosen the locknut and turn the pushrod.
  4. Tighten the locknut after adjustment.
  5. Specification
    The clutch pedal play is 10-12 mm (0.4-0.5 in).


    Object Number: 1251794  Size: SH
  6. Measure the clutch pedal travel. Press the clutch pedal all the way to the floor. Measure from the starting position to the ending position.
  7. Adjust the clutch pedal travel. Loosen the locknut and turn the bolt.
  8. Tighten the locknut after adjustment.
  9. Specification
    The clutch pedal travel is 120-125 mm (4.7-4.9 in).

Clutch Pedal Free Travel Adjustment Cable


Object Number: 1375126  Size: MH

This cable type of clutch engagement/disengagement system is designed to have no free travel in the clutch pedal. Adjust the clutch cable adjusting nut until the below specifications are met:

Specifications

    • Clutch pedal travel for disengagement (a): Pedal Travel 120-130 mm (4.7-5.1 in)
    • Clearance between clutch pedal and floor just before clutch engagement (b): Clearance between pedal and floor just before clutch connection 50-60 mm (1.9-2.3 in)

Warning: When performing this check, the vehicle could move suddenly. Personal injury or property damage may result. Make sure there is enough room around the vehicle, in case the vehicle does move. Do not use the accelerator pedal, and be ready to turn OFF the engine immediately if it starts.

After starting the engine, Inspect if the clearance between pedal and floor is within specified range. If the clutch adjustments cannot be obtained, Inspect for interference of the clutch pedal. If no interference or obstructions are found, the clutch cable may be worn and require replacement.

Clutch Cable Inspection

Inspect the clutch cable and replace it if any of the following conditions exists:

    • Excessively worn cable
    • Loose cable
    • Bent or distorted cable
    • Damaged boot
    • Worn end