See also:

Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, ...

Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do no ...

Magnetic Ride Control
With this feature on the CTS-V, the Magnetic Ride Control system adjusts the ride of the vehicle to Tour or Sport modes. Magnetic Ride Control monitors the suspension system to determine the ...