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Home >> Buick >> 2019 >> Regal Preferred II, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control System >> Diagnostic Information and Procedures >> Transmission Control Lever Malfunction >> Diagnostic Fault Information
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Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
B+ - Body Control Module Terminal 4 X1 1 1 - -
Control B270A 02, 1 1 2 -
Ground - 1 - -
1. S3 Transmission Shift Lever = Locked - Brake Pedal Applied
2. S3 Transmission Shift Lever = Unlocked - Brake Pedal Not Applied