Automatic Operation
The system automatically controls the fan speed, air delivery, air conditioning, and recirculation to heat or cool the vehicle to the selected temperature.
When the AUTO indicator light is on, the system is in full automatic operation.
To place the system in automatic mode:
1. Press AUTO.
2. Set the temperature. Allow the system time to stabilize. Then adjust the temperature as needed.
To improve fuel efficiency and to cool the vehicle faster, recirculation may
be automatically selected in warm weather. The recirculation light will not come
on. Press the 
to select recirculation;
press it again to select outside air.
See also:
EXTERIOR
The Acadia Denali can be compared to your favorite pair of jeans. It looks
great, flatters your features and is durable enough to stand up to the
day-to-day rigors of real life.
Fog lights and d ...
Immobilizer Operation
This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent system.
PASS-Key III+ is a passive theft-deterrent system.
The system is automatically armed when the key i ...
Store a Name Tag for Speed Dialing
1. Push . System responds:
“OnStar ready.” 2. Say “Store.” System responds:
“Please say the number you would like to store.” 3. Say the entire number without pausing. System responds:
...