Off their site:
The 2815 Flashpaq now supports 2007 GM, GMC, Cadillac, Hummer V8 gas motors, and Chevrolet Classic body style only.
Released Features
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.
New Downloads
Download the Data Acquisition package. This basic Data Logging package allows users to log speed and distance with their Flashpaq handheld. Popular tests include 0-60 times, quarter and eighth mile speeds and holeshots. Download it from the package selection page when updating your Flashpaq Tuner.
Or Download the Advanced Data Acquisition package. This package provides the ability to view and log vehicle system information called PIDs (Parameter IDentification). These PIDs provide information such as Air and fuel data, Direct Sensor information for Diagnostics and the monitoring of Powertrain Data. PID Categories and options will vary based on each vehicle. Advanced Data Acquisition includes Basic Data Acquisition for Data Logging. It includes the latest update and will not affect pre-existing custom tunes within your Flashpaq tuner.
...hope this helps
-Max