OnStar Services

See also:

Services Provided
- Flat Tire Change: If unable to change a flat tire, Roadside Assistance will provide towing service to the nearest authorized Cadillac dealership. It is the owner's responsibility for the ...

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the vehicle must be on level ground. The engine oil dipstick handle is a yellow loop. See En ...

Driving on Wet Roads
Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate. Always drive slower in these types of driving conditions and avoid driving through large puddles and ...