Wheels, Tires, Brakes - Gen 1 Chevy Volt
I just used the Volt tire inflator to increase pressure on each tire of my recently-bought 2015, per the video on https://gm-volt.com/forum/showthread.php?18943-Chevy-Volt-Flat-Tire-Tire-Inflator-Guide.
The dial initially showed pressure similar to the TPMS; I added air up to about 40 psi...