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Home >> Buick >> 2020 >> Envision Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control System >> Diagnostic Information and Procedures >> DTC B270A >> Conditions for Setting the DTC

Conditions for Setting the DTC

B270A 02 

M7 Transmission Shift Lock Control Solenoid Actuator Control Circuit = Short to Ground - For greater than 60 s