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Home >> Chevrolet >> 2021 >> Spark LS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Shift Lock Control System) >> Diagnostic Information and Procedures >> Transmission Control Lever Malfunction >> Component Testing
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Component Testing

WARNING: This page is about a different variant/trim than selected.
  1. Install a 10 A fused jumper wire between the control terminal 1 and 12 V. Momentarily install a jumper wire between the ground terminal 2 and ground.
  2. Verify the M7 Transmission Shift Lock Control Solenoid Actuator turns on & off/clicks, etc.
    • If the M7 Transmission Shift Lock Control Solenoid Actuator does not turn on & off/clicks, etc. 

      Replace the S3 Transmission Shift Lever.

    • Go to next step: If the M7 Transmission Shift Lock Control Solenoid Actuator does turn on & off/clicks, etc. 
  3. All OK
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