OnStar Additional Information

See also:

Engine Coolant
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. The coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first. The follow ...

Trailer Towing
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information. If the vehicle is a hybrid, see the hybrid supplement for more information. Do not tow a trailer during br ...

Acadia in the Market
The three-row crossover segment is getting increasingly crowded these days, as car shoppers shift from minivans and truck-based SUVs to car-based vehicles like the Acadia. It has a number of compe ...