The most difficult part, though, is to properly connect all the cables and levers after the
new door lock actuator is installed.
Sounds like something related to the
electronic door lock actuator - either an intermittent electrical break or something inside the actuator itself.
All other power locks worked fine - > Replaced
front door lock actuators - > Now, all power locks (front and back) unlock only.
With less than 85k miles still - have already replaced the front left CV joint, replaced alternator, front passenger window regulator, passenger
sliding door lock actuator, rear hatch lift gate assembly motor / arm and also shocks, oil pan seal, and more.
Restore the ease and convenience of remotely locking or unlocking any one of your vehicle's doors with Dorman's
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if the car door has a manual lock, the mechanism is separate; if the car door has central - locking,
the door lock actuator is separate
What you are describing is generally caused by
the door lock actuators wearing out.
To have a shop replace
the door lock actuator, probably 2 - 3 hrs billable at ≈ $ 100 / hr plus parts, so probably somewhere around $ 320 - 420 / door.
Otherwise it may be
a door lock actuator - start at the driver's door, as sometimes the others are dependant upon this actuator.
I would start by pulling off the door panels and just looking at
the door lock actuators.
The door lock actuator is usually connected to some rods / cables that run to the interior and exterior handles and locks.
The power door lock circuit includes the Body Control Module, Door Lock Switches, and
Door Lock Actuators.
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In most cases, the problem with
a door lock actuator is limited to only one door.
Your dealer can check which door has triggered the alarm and possibly replace
the door lock actuator.
In many cars,
the door lock actuator is built with the latch mechanism into one assembly (in the photo).
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.
To diagnose, your mechanic may need to take the door cover off and test the voltage at
the door lock actuator.
The switch that signals that the door is closed may also be built into
the door lock actuator.
How easy is it to replace
a door lock actuator as a DIY project?
If the switch inside
the door lock actuator is bad, the whole assembly may also need to be replaced.
Replacing
a door lock actuator at a dealership may cost $ 80 - $ 180 labor plus $ 120 - $ 270 part (OEM).
In some cars, the cable that connects
the door lock actuator to the inner door handle may be built in into actuator assembly.
The door lock actuator is an electric actuator that operates the door latch mechanism in cars with power door locks.
In some cars,
a door lock actuator becomes noisy and produces a squeaking or buzzing noise when power door locks are locked or unlocked.
There are several reasons why
a door lock actuator may need to be replaced.
Sometimes one of
the door lock actuator stops working completely.
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