Mercedes-Benz key replacement in Baltimore
Mega Lock And Key does Mercedes-Benz key replacement in Baltimore and across Central Maryland at your car: Mercedes-Benz keys and fobs (DAS / FBS3, FBS4, Mercedes Keyless-Go) programmed on-site, plus Mercedes-Benz lockouts and lost-key replacement.
- MD Locksmith License #394
- Licensed · bonded · insured
- 10+ years in the trade
- Mobile: we come to you
- Price quoted before we roll
Which Mercedes-Benz keys do we make?
Older Mercedes-Benz models used the "chrome key" with infrared and the DAS/FBS3 system; Keyless-Go proximity keys are common on many models, and newer cars use the FBS4 system.
- DAS / FBS3
- FBS4
- Mercedes Keyless-Go
Mercedes-Benz keys by era
Popular Mercedes-Benz models we make keys for
- C-Class
- E-Class
- GLC
- GLE
- S-Class
- Sprinter
| Years | Key type | What we do |
|---|---|---|
| ~1998 to mid 2000s | Chrome smart key (FBS3) | Programmed at the car |
| Mid 2000s to 2010s | Smart key, Keyless-Go (FBS3) | Programmed at the car |
| ~2015 on | Smart key (FBS4) | Dealer-level programming through our dealer authorization, confirm by VIN |
Common Mercedes-Benz key problems
A key the car stops accepting, a fob battery, a cracked chrome key, and lost keys.
Newer Mercedes-Benz models
Mercedes-Benz keys, including newer FBS4 cars, are programmed with dealer-level software through our dealer authorization, usually at the car. Have the VIN ready; we confirm the exact key for your model on the phone.
A recent Mercedes-Benz job
Photographed on-site by our technician.

Mercedes-Benz key questions.
Can you program a Mercedes key on-site?
Usually, yes, including newer FBS4 models. We have dealer authorization and dealer-level software for Mercedes-Benz. Have the VIN ready when you call.
What is FBS4?
The newer generation of Mercedes key security. It changes how a replacement key is sourced.
Have you worked on S-Class keys?
Yes. Our gallery includes an S-Class smart key done on-site.
Do you come to where my Mercedes-Benz is parked?
Yes. We are fully mobile. Wherever your Mercedes-Benz is in Baltimore City or Anne Arundel, Baltimore, Carroll, Harford, or Howard county, a technician comes to you.
Is a Mercedes-Benz key from a locksmith as good as one from the dealer?
Yes. We program Mercedes-Benz keys to the same immobilizer system, using dealer-level software, and test the key on your car before we leave. We don't publish prices; we quote your exact year and model on the phone.
Other makes we cut keys for
Every make below has its own page.
- AcuraLaser-cut · prox fob
- Alfa RomeoSmart key
- Aston MartinSmart key · ECU
- AudiImmobilizer key
- BentleyFlip key · smart key
- BMWComfort access
- BuickPasslock · prox fob
- CadillacProx fob · remote start
- ChevroletPasskey · prox fob
- ChryslerSidewinder · FOBIK
- DaewooEarly transponder
- DaihatsuMechanical key
- DodgeFOBIK · Sidewinder
- FerrariSmart key
- FiatFlip key · transponder
- FordPATS transponder
- GenesisSmart key
- GMCPasslock · prox fob
- HondaSmart Entry
- HummerGM Passlock
- HyundaiProx smart key
- InfinitiIntelligent Key
- IsuzuMechanical key
- JaguarKeyless entry
- JeepSidewinder · FOBIK
- KiaProx smart key
- LamborghiniSmart key
- Land Rover / Range RoverProx keyless
- LexusSmart Key
- LincolnPATS · keypad entry
- MaseratiSmart key
- MazdaAdvanced Keyless
- McLarenSmart key
- MINIComfort access
- MitsubishiFAST-Key
- NissanIntelligent Key
- OldsmobileVATS · Passkey
- PorscheSmart key · Entry & Drive
- RamFOBIK · smart key
- Rolls-RoyceSmart key
- SaabTransponder
- SaturnGM Passlock
- ScionLaser-cut transponder
- SubaruKeyless Access
- SuzukiTransponder
- TeslaKey card · fob
- ToyotaLaser-cut · Smart Key
- VolkswagenLaser-cut flip key
- VolvoKeyless Drive
Request Mercedes-Benz key service.
Locked out right now? Call 410-560-5940. Otherwise, submit the year and model and we'll call you back with a quote.
Mobile only: we come to you. We accept cash, Visa, Mastercard, Discover, and American Express.