If so it s likely that you re dealing with a faulty lock actuator which is a somewhat common problem in 2008 and 2009 impala models.
How to fix door key lock on 2002 chevy impala.
It is easy to remove.
One broken door do you have three functioning doors and one broken door.
Chevy duramax drivers side door not unlocking or locking fix.
Pics when you have it apart would help.
In this video a show pictures and video of what i did to fix the door locking unlocking this will fix the issue when hot temperature car not unlocking l.
Enjoy your now functioning key fob.
A more permanent solution is to either replace the ignition lock.
I tried changing the fuses but that didnt help.
A temporary fix is to leave your key in the ignition at the auxiliary position for about 10 15 minutes until the security light shuts off.
Rinse repeat and cry.
Is it all the door locks that don t work or just one door.
When the light shuts off you can try to start the engine again.
There is a spring slide that holds the tumbler in the door from the inside.
How difficult is the repair job on this vehicle.
Each door has its own lock actuator which is a motor that powers the locking mechanisms.
How to fix passlock for chevy vehicles.