If the door will not open then the issue may be the latch but it may also be the linkage that connects the handles to the latch.
Silverado door handle not working.
Since the door was bow open i pulled the door panel off and left all electronics attatched.
Inner door handle won t open on 2011 chevy silverado.
You will need to access the inside of the door panel to have access to the locking mechanism and door latch as well as verify the condition of that linkage.
Can you see if from behind the window switches if you pull it off.
The outside not working is really strange.
Dads door handle broke on his 04 silverado 2500hd.
Inside door handle broke very easy i may say and then was told was 900 dollars to fix it.
Does it feel like the handles are jammed or just not engaging anything.
Pretty easy job once you know how the door panel com.
So i replaced it with one i had from previous trucks.
Work around the bottom and sides then the panel should lift off the window sill there may be some clips holding it there too.
Due to bad engineering you have to replace the whole inside panel according to my gm service center i got it out of shop and two weeks later it broke again still have not fixed it because of the cost.
I found that the little ball on the end of the cable going to my inside door handle had came out of its slow.