T87A TCM

Upgrade Services for GM T87A TCM by HP Tuners Ready to tune the 10-speed or 8-speed transmission on your 2017+ GM vehicle with PBP Tuning? This upgrade service for the GM T87A TCM unlocks your TCM for full compatibility with HP Tuners software.

Upgrade-Only Option: Simply send your TCM to HP Tuners, and it’ll be returned fully upgraded and ready for tuning.

When checking out, make sure to include your VIN (always double-check for accuracy to avoid delays). This service typically takes 1-3 business days to complete (excluding shipping time).

Important Notes:

• With this option, your TCM will be returned with the same programming.
• No need for an IMMO Relearn, Crank Relearn, or the “Replace TCM” function in VCM Scanner for the stock TCM.
• This is a send-in service—you must send HP Tuners your original TCM for upgrade.

Shipping Address for Send-In Services: HP Tuners
ATT: GM T87A TCM Service
700 Eastwood Ln,
Buffalo Grove, IL 60089

Note: Please ensure your TCM is in good condition before sending it in. Damaged TCMs may not be accepted for the upgrade service.