Lost keys, replacement fobs & on-site programming
Lost your GMC key or need a replacement fob? Mile High Locksmith comes to your vehicle to make and program a replacement.
With technicians across Denver Metro, our average arrival is about 20 minutes in most areas. We’ll confirm the ETA for your location.
Have your vehicle’s model, year, and location ready.


Comprehensive GMC Car Key Replacement Services
Mile High Locksmith offers full-service GMC car key solutions to address every type of key issue. We provide mobile service daily from 6:00 AM to 10:00 PM. Searching for “GMC key replacement near me?” Your search ends here!
We Service All GMC Models, Including:
- Acadia
- Canyon
- Sierra (including Denali)
- Terrain
- Yukon (including Denali)
- And more…
Our GMC Key Services Include:
- Lost or stolen key replacement
- Key duplication and programming
- Transponder and key fob replacement
- Broken key extraction from door locks or ignition
- Mobile, on-site service for maximum convenience and fast response
Supported GMC Model Years:
We can replace keys for any GMC vehicle from model years 1985 to the current year, covering traditional, transponder, and keyless entry fobs. Whether you drive a classic GMC model or the latest release, we have the expertise to handle it.
Each of our mobile units is fully stocked with the latest equipment and programming tools, allowing us to create a new key or fob on-site—even without an original. For a specific quote, call us through our office or book online to save 10%.
GMC Key Types by Model:
- Acadia (2007-Present): Transponder (2007-2017) and Proximity Fob (2017-present)
- Canyon (2004-Present): Transponder (2004-2012), Traditional Key (2015-present)
- Sierra (1995-Present): Traditional (1995-1998), Transponder (1999-2013), and Proximity Fob (2014-present)
- Terrain (2010-Present): Transponder or Proximity Fob, depending on model year
- Yukon (2007-Present): Transponder (2007-2014) and Proximity Fob (2015-present)
(For specific model details, call us or consult a Mile High Locksmith expert!)
Car Locksmith Near Me
When you’re searching for reliable GMC key replacement anywhere across Colorado’s Front Range, Mile High Locksmith is here to help. Our staff is available daily from 6:00 AM to 10:00 PM. With technicians across Denver Metro, our average arrival is about 20 minutes in most areas. We’ll confirm the ETA for your location.
Book Online to Save 10% on all services! By booking online, you get priority service and an instant discount. We know how frustrating a lost, broken, or malfunctioning key can be, so our team is here to make your experience as smooth and fast as possible.
Service Areas for GMC Key Replacement
Mile High Locksmith provides GMC key replacement services across Colorado, covering: Arvada, Aurora, Boulder, Broomfield, Castle Rock, Centennial, Colorado Springs, Denver Metro, Ft. Collins, Golden, Greeley, Highlands Ranch, Lakewood, Loveland, Lyons, Monument, Sedalia, Thornton, Westminster, and surrounding areas.
For Colorado’s most trusted GMC key replacement, call (303) 414-1140 or book online for a quick estimate and a 10% discount.

Customer Reviews
4.8 out of 5 on Google · 6,726 reviews.
Selected excerpts from customers of our Denver listing.
★★★★★
Replacement Car Key
“Had my key done in less than 20 minutes”
★★★★★
Car Lockout
“Response was very very quick.”
Rating and count checked November 14, 2026.