Lost key, changed ignition key cylinder without an old key

2004 CHEVROLET IMPALA
203,700 MILES
Avatar
ANTHONY RIAS
  • MEMBER
  • 1 POST
Lost key, changed ignition key cylinder without an old key, relearn does not work, radio stays on, battery and security display stayed on message center on the dash. what can I do to fix this or get my car started?
Sep 26, 2017 at 12:45 PM
Advertisement
Avatar
STRAILER
  • ✓Experienced Mechanic
  • 55,433 POSTS
You will need to have a shop or dealer reprogram the key to the security system. It should cost about $120.00 call around to see who can do it for you.

Please let us know what happens so it will help others.

Cheers, Ken
Mar 13, 2021 at 2:13 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.