Park Lock Solenoid Control Circuit
Table of contents
B270A CADILLAC Possible Causes
- Faulty Transmission Shift Lock Control Solenoid Actuator
- Transmission Shift Lock Control Solenoid Actuator harness is open or shorted
- Transmission Shift Lock Control Solenoid Actuator circuit poor electrical connection
- Faulty Body Control Module (BCM)
How do I fix code B270A CADILLAC?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- B270A 01 Park Lock Solenoid Control Circuit Short to Battery
- B270A 02 Park Lock Solenoid Control Circuit Short to Ground
- B270A 04 Park Lock Solenoid Control Circuit Open
Cost of diagnosing the B270A CADILLAC code
The cost of diagnosing the B270A CADILLAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B270A CADILLAC Description
The Body Control Module (BCM) controls the transmission shift lock control solenoid actuator by providing a battery positive voltage to the solenoid when the brake pedal is applied. The body control module monitors the voltage and current flow of the control circuit.