GPI – GM T93 TCM Unlock Service for Transmission Tuning

GM T93 TCM Upgrade Service by Gwatney Performance

Optimize your 2019+ GM vehicle’s transmission tuning with the GM T93 TCM Upgrade Service by Gwatney Performance. This specialized service upgrades your original T93 Transmission Control Module (TCM) to be compatible with HP Tuners’ VCM Suite, unlocking the ability to tune and calibrate your vehicle’s 8 or 10-speed transmission. Designed specifically for non-Global B GM vehicles, this upgrade is essential for enthusiasts and professionals aiming to enhance performance and drivability.

• Expert TCM Upgrade: Your original T93 TCM is professionally modified to accept custom tunes using HP Tuners’ VCM Suite.
• Supported Vehicles: Compatible with many 2019+ GM models including the 2020+ Chevrolet Camaro, 2019–2022 Silverado 1500/Sierra 1500 (5.3L/6.2L Gas, 3.0L Duramax), and 2020+ Silverado HD models (6.6L L5P).
• VCM Suite Integration: Fully supports tuning via VCM Suite BETA after licensing with 4 Universal Credits (sold separately).
• OEM Tool Compatible: Upgrade does not interfere with factory service tools or functionality.
• Shipping Instructions: Send your TCM to the following address for service:
  Gwatney Performance (ATT: GM T87A TCM Service), 200 Municipal Dr, Jacksonville, AR 72076
• Important Compatibility Note: T93 TCMs with Serv #24049788 are not accepted and indicate a Global B system.
• Original Vehicle Use Only: This upgrade service is intended for TCMs being reinstalled into the same vehicle they came from.

T93 TCM vehicle support includes, but is not limited to:

• 2020+ Chevrolet Camaro
• 2019-2022 Chevrolet Silverado 1500/GMC Sierra 1500 (5.3L/6.2L Gas/3.0L Duramax)
• 2020+ Chevrolet Silverado 2500HD/3500HD (6.6L L5P)

*Only non-Global B vehicles

Vehicle Application

• 6th Gen Camaro
• GM Trucks (2014-2019)
• GM Trucks (2019-2024)