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.
Lock Operation
When the door is locked with main power window and door lock/unlock switch, ground is supplied
- to BCM terminal 45
- through main power window and door lock and unlock switch terminals 10 and 14
- through body grounds M57 and M61.
When the door is locked with power window and door lock/unlock switch RH, ground is supplied
- to BCM terminal 45
- through power window and door lock and unlock switch RH terminals 1 and 3
- through body grounds M57 and M61.
When the door is locked with front door key cylinder switch LH, ground is supplied
- to BCM terminal 8
- through front door key cylinder switch LH terminals 4 and 6
- through body grounds M57 and M61.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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