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.
Description & Operation
Power door lock system consists of power door lock switches, relays, door lock actuators, power door lock control module (Aerostar) and necessary wiring. Explorer and Mountaineer also uses a Generic Electronic Module (GEM) to control body and engine electronic controls. Switches are located in front door armrests or door trim panels.
To lock all doors, press switch on either door to lock position. To unlock all doors, press switch to unlock position. Side and rear doors (if equipped) are also controlled by power locks. Exterior key lock will only lock or unlock that individual door. Exterior key lock will not operate all door locks from outside vehicle unless equipped with Keyless Entry system.
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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.