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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (M/T Clutch) >> Diagnostic Information and Procedures >> Clutch Pedal Hard to Push

Clutch Pedal Hard to Push

WARNING: This page is about a different variant/trim than selected.
Cause Action
WARNING:

For vehicles equipped with push button start in which a clutch malfunction is suspected, always sit in the driver's seat and firmly apply the brake before starting the vehicle. Do not press the "start" button for any reason from outside the vehicle. A vehicle with a malfunctioning clutch could immediately move when started, which could cause personal injury or property damage.

DEFINITION: The clutch pedal requires high effort to operate.Review the Symptoms - Clutch  and perform the necessary inspections.
Incorrect hydraulic fluid
  1. Inspect for the correct fluid in the master cylinder. Refer to Hydraulic Clutch System Bleeding .
  2. If mineral oil is found, replace the clutch master cylinder, the clutch actuator cylinder, and flush the hydraulic system and fill with the correct fluid. Refer to Clutch Master Cylinder Replacement (Left Hand Drive) Clutch Master Cylinder Replacement (Right Hand Drive) , and Hydraulic Clutch System Bleeding .
Contaminated hydraulic fluid
  1. Inspect the hydraulic fluid for water.
  2. Inspect the hydraulic fluid for dirt or debris.
  3. Inspect the clutch hydraulic fluid for contamination of mineral oil. If contaminated, replace the clutch master cylinder and the clutch actuator cylinder. Refer to Clutch Master Cylinder Replacement (Left Hand Drive) Clutch Master Cylinder Replacement (Right Hand Drive) .
  4. Flush the hydraulic system and fill with the correct fluid. Refer to Hydraulic Clutch System Bleeding .
Clutch pedal binding Inspect the pedal for binding.
Clutch pedal spring worn Inspect the clutch pedal spring for wear.
Kinked or damaged clutch hydraulic pipe
  1. Inspect for a kinked or damaged hydraulic hose.
  2. Replace the clutch actuator cylinder front pipe. Refer to Clutch Actuator Cylinder Front Pipe Replacement (Left Hand Drive) Clutch Actuator Cylinder Front Pipe Replacement (Right Hand Drive) .
Clutch disc worn too thin Replace the clutch assembly. Refer to Clutch Pressure and Driven Plate Replacement .
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