GMC
GMC ECU & Module Programming Services
Karman Auto provides professional GMC ECU cloning, VIN programming, BCM programming, cluster mileage correction, airbag module reset, and key programming services. All work is performed at the bench level using direct EEPROM read/write, so your vehicle’s factory configuration, immobilizer data, and VIN stay intact.
We service Sierra, Yukon, Acadia, Canyon, Terrain, and Savana, and many more. Send your module in and we’ll return it plug-and-play ready — no dealer visit required.
Common GMC Services
- ECU / ECM cloning — transfer data from a failed or locked ECU to a replacement unit
- VIN programming & IMMO matching — write the correct VIN and immobilizer keys to a used module
- Instrument cluster mileage correction — match odometer to the vehicle’s true mileage after repair
- BCM / gateway module programming — clone or renew a failed body control or gateway module
- Airbag SRS crash reset — clear crash data and restore module to ready state
- Key programming & IMMO off — when original data is unreadable
Nationwide mail-in service, 24-hour bench turnaround, and a warranty on every repair. Typical savings versus dealer programming: 50–70%. Ship your GMC module to us and have it back to you in days.
Browse supported GMC services below, or contact us with your VIN and part number if you don’t see your exact module listed.
GMC trucks share BCM architecture with Chevrolet — the GM BCM Body Control Module Clone (2003–2015) covers Sierra, Yukon, Canyon, Terrain, and Acadia.
Service Description for BCM and Cluster Programming, Mileage Correction Service Service Overview: This service is designed for Hummer H3, Chevy Colorado, and GMC Canyon vehicles. It offers programming and mileage correction for the BCM (Body Control Module) and instrument cluster to ensure they reflect the correct mileage. What This Service Includes: Mileage Correction: Corrects mileage [...]
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GMC Airbag Module Crash Reset & Repair Service — Mail-In, 24-Hour Turnaround Your GMC’s airbag control module stores hard crash codes and a lockout byte in EEPROM the moment any airbag or pretensioner fires. Once stored, the airbag light will not clear with a scan tool. A dealer-replacement module runs $900-1,500 VIN-coded, before labor. We [...]
GM ECU VIN Programming Service (Chevy, GMC, Cadillac & Buick) Our GM ECU VIN Programming Service provides accurate VIN writing in Chevrolet, GMC, Cadillac, and Buick ECU/PCM modules. Important: This service updates the VIN only and does not make the vehicle start. Your car must already have a functional ECU/PCM and powertrain to run. How [...]
The GMC Acadia BCM is a crucial part of your vehicle’s body control system. Our BCM cloning service ensures optimal performance by replicating data from your old BCM to a new donor BCM, maintaining your vehicle’s reliability and functionality. Common Issues with BCMs: BCMs can encounter several problems that necessitate cloning, often due to damage. [...]