OnStar®
Keys and LocksEngine Oil Life System
When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil
and filter. This is based on a combination of factors which include engine revolutions,
engine temperature, and miles driven.
Based on driving conditions, the mileage at which an oil chang ...
Heated Front Seats
Warning
If you cannot feel temperature change or pain to the skin, the
seat heater may cause burns. To reduce the risk of burns, people with such a condition
should use care when using the seat heater, especially for long periods of time.
Do not place anything on the seat that insulates again ...
Checking Coolant
The vehicle must be on a level surface when checking the coolant level.
It is normal to see coolant moving in the upper coolant hose return line when
the engine is running.
Check to see if coolant is visible in the coolant surge tank. If the coolant
inside the coolant surge tank is boiling, do ...