Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Body Control Module (BCM)
- Battery Voltage
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Display indicates battery voltage. Measured in volts.
- Shift Lock Solenoid Command
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Displays indicates ACTIVE when the brake switch is depressed on Floor Shift.
- Shift Lock Solenoid Command
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Displays indicate INACTIVE when the brake switch is depressed on Column Shift.
- Ignition 1 Signal
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Display indicates ON when the ignition 1 input circuit of the module receives a battery signal from the ignition switch.
- Remote Start
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Display indicates the current status of the remote start request.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.