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Home >> Buick >> 2017 >> Encore Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control System >> Diagnostic Information and Procedures >> Transmission Control Lever Malfunction >> Component Testing
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Component Testing

  1. Install a 10 A fused jumper wire between the control terminal 4 and 12 V. Momentarily install a jumper wire between the ground terminal 2 and ground.
  2. Verify the solenoid turns on and off/clicks, etc.
    • If the solenoid does not turn on and off/clicks, etc. 

      Replace the S3 Transmission Shift Lever.

    • If the solenoid does turn on and off/clicks, etc. 
  3. All OK.
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