Languages
The vehicle can be programmed to respond in French or Spanish. Push 
and ask an Advisor. Advisors can speak French or Spanish.
See also:
Overview
GMC announced the all-new 2007 Acadia. It is GMC's first crossover,
delivering a smooth, responsive driving experience, athletic design, a spacious
interior and a comprehensive safety package to t ...
Using the 3.5mm (1/8 in) Auxiliary Input Jack
The auxiliary input jack is located on the lower right side of the faceplate.
This is not an audio output; do not plug a headphone set into the front auxiliary input jack. Connect an auxiliary input ...
Audio System
When using the in-vehicle Bluetooth system, sound comes through the vehicle's front audio system speakers and overrides the audio system. Use the audio system volume knob, during a call, to change the ...