EZ Lynk GDP T87 TCM Tuning (2015-2016 LML Duramax)

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GDP T87 TCM tuning calibrates the transmission control module on 2015-2016 LML Duramax trucks through the EZ Lynk platform, so shift behaviour matches the engine calibration.What i t does Recalibrates shift points, line pressure and torque management for the T87 TCM Keeps shifts in step with the added power from ECM tuning Delivered over the EZ Lynk cloud Fitment2015-2016 GM Duramax LML 6.6L with the T87 transmission control module. For 2011-2014 LML with the A50 TCM, see part GDP411033.Requirement: GDP ECM files must already be on the vehicle before TCM files can be purchased. Transmission tuning is written against the engine calibration and is not sold standalone.GDP part GDP411034. Show more