randomly my car locks doesn't open from outside - needs a help of locksmith

[Breagaugu]

I have my car Chevy Tahoe 2006 and it is such a nice car and i'm using it very long time i must say that it is very nice in running. but sometime it creates problem. Sometime my car lock doesn't open from outside i try my best to unlock but no luck. so i really requires a locksmith who can solve this issue for me if somebody have idea plzz share it with me .

 

[20Tahoe12LT]

Have you tried to change the batteries in your remote? Some times it is the simplest things that are the fix.