Adjustment of the Vehicle Top Speed Limiter, Engine Rev Limiter, Tire Height (correction of speedometer and shift points), Gear Range (correction of speedometer and shift points),
WOT (Wide Open Throttle) Shift Points (automatic transmissions excluding Allison), Shift Firmness (automatic transmissions excluding 1996, 1997 and Allison), Electric Cooling Fan Settings.
New Menu system available.

The 2815 Flashpaq supports:
1996-2007 GM/GMC/Cadillac/Hummer 1/2, 3/4 & 1 Ton Trucks & SUV Series � V8 Gas Motors
2006 GM/GMC/Chevrolet Trucks - V6 4.3L.