Omega Locksmith provides Mercedes-Benz car key replacement and broader automotive locksmith service in Chicago. Mercedes key, EIS/EZS and immobilizer systems differ by platform and year, so we confirm support for the specific vehicle before scheduling the work.
Mercedes-Benz Locksmith Services in Chicago
For supported Mercedes-Benz vehicles, our work can include replacement or duplicate keys, remote and transponder programming, key-fob battery or shell service, lockout assistance, broken-key extraction, and diagnosis of certain key-recognition, ignition and door-lock problems. An all-keys-lost job may require different equipment and procedures than adding a spare.
Call with the year, make, model, VIN and current key status. Tell us whether a working key remains, all keys are lost, the key turns but the vehicle does not start, or the remote is physically damaged. We use that information to check parts, platform support and the likely service path.

Key Replacement, Programming and Lockout Help
- Replacement and spare keys for supported Mercedes-Benz models and years
- Remote, transponder and proximity-key programming when supported
- Key-fob battery and housing replacement when compatible parts are available
- Vehicle lockout assistance and broken-key extraction
- Diagnosis of supported ignition-switch, door-lock and immobilizer-related symptoms
Representative vehicles customers ask us about include the A-, C-, E-, S- and CLA-Class; GLA, GLC, GLE and GLS SUVs; and selected Sprinter vans. The list is illustrative, not a promise that every year, trim or imported platform can be serviced. Some newer platforms, security-locked modules, damaged electronics or unavailable keys may require dealer parts or a specialist repair.
Ownership Verification and Service Limits
Vehicle-key work requires proof that the requester is authorized to access the vehicle. Have government-issued photo identification and current registration, title or another acceptable ownership document ready. We cannot make or program a key if ownership or authorization cannot be verified.

A key purchased online may use the wrong frequency, be previously locked, or otherwise be incompatible. A no-start condition can also involve the battery, starter, wiring or control modules rather than the key. We confirm the locksmith scope after reviewing the details and inspecting the vehicle; prices and completion time depend on the actual system and condition.
Storefront and Mobile Availability
Our storefront at 4346 W. 51st Street, Chicago, IL 60632 is open Monday–Friday 9:00 AM–6:00 PM, Saturday 10:00 AM–3:00 PM and Sunday 11:00 AM–2:00 PM. Mobile emergency dispatch is available 24/7 and is separate from storefront hours.
Call 773-277-5625 or contact Omega Locksmith with the vehicle information. For related work, review our Chicago automotive locksmith services and car key replacement service.
