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Home >> Buick >> 2013 >> Verano Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 133 (Shift Interlock System) >> Diagnostic Information and Procedures >> Transmission Control Lever Malfunction >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a 10A fused jumper wire between the control circuit terminal A and 12 volts. Install a jumper wire between the transmission shift select switch (park) signal circuit terminal B and ground.
  2. Listen for the solenoid to turn ON and OFF.
    • If the function does not perform as specified, replace the shift lock actuator.
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