Unable to adjust settings on DIC

[xMeatMissil3]

The link below shows the diagnostic path for inoperative DIC switches, but verify your vehicle info is correct, or navigate to the same section for yours.

Driver Information Center (DIC) - Switches Inoperative — 2005 Chevrolet Tahoe 2WD V8-5.3L VIN T Service Manual | Operation CHARM

Detailed repair manual for the 2005 Chevrolet Tahoe 2WD V8-5.3L VIN T.

charm.li

Dumb question. What kind of scan tool is needed to run the procedures as mentioned?