Inside Door Lock Actuator

Those noises are normal.

Inside door lock actuator.

This small motor is mounted inside the door and unlocks the door when you use your key fob or the button inside the vehicle. The last gear drives a rack and pinion gearset that is connected to the actuator rod. If so the problem might be your door lock actuator. This system is quite simple.

A small electric motor turns a series of spur gears that serve as a gear reduction. This manipulates a series of rods that slide back and forth opening and closing the locking mechanism at the door latch. Most power door locks operate using gears or motors that may quietly whir or make noise when they operate. In some cars a door lock actuator becomes noisy and produces a squeaking or buzzing noise when the power door locks are locked or unlocked.

Door lock actuators engage and open your car s power locks. When the actuator moves the latch up it connects the outside door handle to the opening mechanism. Save on door handle parts with great deals at advance auto parts. On a vehicle with electric locks the process is a bit different.

Get a new actuator for your vehicle s power locks fast with free next day delivery or same day pickup in store. Power door lock actuator driver or passenger side front or rear replaces 22020256 22062740 22071947 746 014 compatible with chevy gmc buick oldsmobile pontiac other models 1985 2005. At o reilly auto parts we carry high quality door lock parts for many vehicles. If the electric motor or the mechanism inside the door lock actuator wears out the door lock may lock or unlock slowly or work sometimes but not all the time.

How a door lock actuator works on manual locks the locking function operates by pushing or pulling on the door lock. A rod con nects the actuator to the latch and another rod connects the latch to the knob that sticks up out of the top of the door. A car door in this car the power door lock actuator is positioned below the latch. Every vehicle is different so it s important to find the right actuator for your make and model.

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