Operation CHARM: Car repair manuals for everyone.

Upshift Indicator

BOOST
If the vehicle has a 3.8L V6 supercharged engine the DIC will display the amount of boost the engine is receiving from the PCM (UART serial data line).

PERFORMANCE SHIFT
If the vehicle has a 3.8L V6 supercharged engine the DIC will display the PERFORMANCE SHIFT indicator when the performance shift button is pressed on the console shift lever. When this indicator is on the vehicle is in the performance shifting mode.