1999 k3500

[Lee bailey]

I have a 99 k3500 4x4 4 door duelly

My question isgoing down road sometimes my doors auto lock.

I do not have the A0 code for auto lock or a fob.

Any suggestions why my doors started auto locking.had truck for 3 years it just started this thanks

 

 

 

 

 

 

Edited May 19, 2022 by Lee bailey
Spelling

[richard wysong]

that feature is programmable, it must have reset for some reason. instructions for programming in owners manual

[dna9656]

Or you got a ghost....