GM Repair Problems? Ask GM Repair Expert Now.
Hi, I'm Chad. Welcome to JustAnswer. I'm reviewing your question and I will be posting your reply ASAP.
Hey how are you
make sure the battery has 12 volts & nothing is on & try resetting it ,if battery died it will trigger anti theft system, lets start here & we go from there
Master reset Procedure
1- Disconnect Battery Cables ( Negative & Positive Cables )you can use any electrical wire as an extension if battery cables don't reach .
2- Hold cables Together for 60 secs ,then let go
3- Wait 30 minutes
4- Make sure all doors are closed
5- Reconnect battery Cables
6- Lock & unlock the vehicles using the key from driver door side (if you have a key fob with no blade key, just lock & unlock using the key fob buttons)7- Enter the vehicle and attempt to start
Please let me know
ASE Certified Technician