Sentry Locksmith & Door Service is a locksmith in Warren, Michigan 48089 that specializes in Automotive, Commercial, Residential, and Safe locksmith services. If you are in need of a nearby locksmith to perform services such as key duplication, car key programming, lock rekeying, lock installation, lockout service, or any other locksmith services in Warren, Michigan 48089, contact Sentry Locksmith & Door Service by calling us at 586-439-8005.