Driver Efficiency Gauge

Driver Efficiency Gauge
This gauge assists the driver in operating the vehicle more efficiently and will vary based on driver input.
See Driver Efficiency Gauge for more information.
See also:
Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm).
Notice: If the engine is operated with the tachometer in the shaded warning area, the vehicle could be damaged, and the damag ...
Engine Power Messages
ENGINE POWER IS REDUCED
This message displays when the vehicle's engine power is reduced.
Reduced engine power can affect the vehicle's ability to accelerate.
If this message is on, but there is no ...
Hands-Free Calling
1. Push . System responds:
“OnStar ready.”.
2. Say “Dial.” System responds:
“Please say the name or number
to call.”.
3. Say the entire number without
pausing, including a “1” ...
