Delco T87 TCU Tuning
Transmission controller used in 22 supported models from 5 makes.
Buick with the Delco T87
All Buick tunes- Buick Envision2014+2.0TAutoTuner
Cadillac with the Delco T87
All Cadillac tunes- Cadillac ATS2012+V · 2.0T, 3.6T V6 (LF4)AutoTuner
- Cadillac CT62020+2.0TAutoTuner
- Cadillac CTS2007+2.0TAutoTuner
- Cadillac Escalade2006+6.2i V8 ESV, 6.2L V8AutoTuner
- Cadillac SLS2006+2.0TAutoTuner
- Cadillac XT52016+2.0TAutoTuner
- Cadillac XTS2012+2.0TAutoTuner
Chevrolet with the Delco T87
All Chevrolet tunes- Chevrolet Blazer2019+3.6 V6AutoTuner
- Chevrolet Camaro2011+3.6 V6, 6.2 V8, 6.2 V8 (ZL1), 6.2i V8 ESVAutoTuner
- Chevrolet Corvette2013+C7 · 6.2 V8AutoTuner
- Chevrolet Equinox2017+III · 2.0TAutoTuner
- Chevrolet Express2018+4.3i V6AutoTuner
- Chevrolet Malibu2013+2.0TAutoTuner
- Chevrolet Silverado2013+GMT K2XX, GMT K2XX - FL · 4.3i V6, 5.3i V8, 6.2L V8, 6.6 Duramax (L5P)AutoTuner
- Chevrolet Suburban2015+5.3i V8AutoTuner
- Chevrolet Tahoe2015+5.3i V8AutoTuner
- Chevrolet Traverse2009+3.6 V6AutoTuner
GMC with the Delco T87
All GMC tunes- GMC Savana2018+4.3i V6AutoTuner
- GMC Sierra2014+4.3i V6, 5.3i V8, 6.2 V8, 6.2L V8, 6.6 Duramax (L5P)AutoTuner
- GMC Yukon2006+5.3i V8, 6.2i V8 ESV, 6.2L V8AutoTuner
Holden with the Delco T87
All Holden tunes- Holden Commodore2013+VF · 6.2i V8 ESVAutoTuner
About Delco T87 tuning
The Delco T87 transmission control unit is supported in 22 models from Buick, Cadillac, Chevrolet, GMC, Holden. We read, modify, and flash it with AutoTuner, then verify the result on our Dynojet 424xLC2 in Jenison, MI. Transmission tuning sharpens shift timing, firmness, and torque limits to match your power.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.