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Home >> Cadillac >> 2013 >> SRX Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control System >> Diagnostic Information and Procedures >> DTC B270A >> Component Testing

Component Testing

Dynamic Test

  1. Ignition OFF, disconnect the harness connector at the S3 Transmission Shift Lever.
  2. Verify the M7 Transmission Shift Lock Control Solenoid Actuator activates.
    • If the M7 Transmission Shift Lock Control Solenoid does not activate. 

      Replace the S3 Transmission Shift Lever.

    • If the M7 Transmission Shift Lock Control Solenoid does activate. 
  3. All OK
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