How long does a Mercedes-Benz key replacement take?

Most Mercedes-Benz key replacements take 30–90 minutes depending on whether it's a transponder or smart key.

How much does a Mercedes-Benz key cost?

Mercedes-Benz keys typically run $150–$500 depending on year and key type. Call (619) 642-0179 for exact pricing.

Can you program a Mercedes-Benz smart key?

Yes — we program Mercedes-Benz smart keys, proximity fobs, and push-to-start systems with dealer-grade diagnostic equipment.

How much is a Mercedes C300 key replacement?

Mercedes C300 keys typically cost $350–$750 in San Diego, including cutting and programming.

Do I need to tow my Mercedes C300 to the dealer?

No. Our mobile locksmiths come to your Mercedes C300 with dealer-grade diagnostics — no tow.

Can you program a Mercedes C300 smart key on-site?

Yes. We program Mercedes C300 smart keys, proximity fobs, and emergency blades at your location.

What if I've lost all my Mercedes C300 keys?

We support all-keys-lost programming for Mercedes C300 models on-site, no dealer required.

Mercedes-Benz Specialist

Mercedes-Benz Key Replacement in San Diego

On-site Mercedes-Benz car key cutting and programming — all generations, all trims. Lost-key and all-keys-lost programming supported.

Call Now (619) 642-0179 Get a Quote

24/7 dispatch Licensed locksmith

About Mercedes-Benz key replacement

Mercedes infrared (IR) keys, FBS3, and FBS4 systems. We program with EIS data and OEM-level diagnostics.

Hi-Tech Lock & Key has cut and programmed thousands of Mercedes-Benz keys across San Diego County. Whether your vehicle uses a basic transponder, a smart proximity fob, or a push-to-start system, our mobile technicians arrive with the correct blanks, the right diagnostic equipment, and the experience to get you back on the road in under 90 minutes for almost every job.

What we replace for Mercedes-Benz owners

Transponder keys (all generations)
Smart proximity keys / push-to-start fobs
Remote head keys with rolling-code remotes
Emergency blade cutting for fobs
All-keys-lost reprogramming

Popular Mercedes-Benz models we service

Mercedes C300 Key Replacement

2008–present · $350–$750

Mercedes-Benz Key Replacement FAQs

Yes. We cut by VIN and program a new transponder or smart key for your Mercedes-Benz on-site — no original needed.

Other makes we service

Toyota Key Replacement Honda Key Replacement Ford Key Replacement Chevrolet Key Replacement BMW Key Replacement Lexus Key Replacement Audi Key Replacement Volkswagen Key Replacement Nissan Key Replacement Hyundai Key Replacement Kia Key Replacement Jeep Key Replacement

Need a Mercedes-Benz key now?

Call (619) 642-0179 for instant pricing.