See also:

ACC Unavailable Warning
If the system turns off, and the EVIC displays “Adaptive Cruise Control (ACC) Unavailable”, there may be a temporary malfunction that limits ACC functionality. Although the vehicle is still d ...

Electronic Speed Control – If Equipped
− Do not use in hilly terrain or with heavy loads. − When using the speed control, if you experience speed drops greater than 10 mph (16 km/h), disengage until you can get back to cru ...

Gear Ranges
DO NOT race the engine when shifting from PARK or NEUTRAL into another gear range. ...