Exterior Care
See also:
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will perform better in the long run if you follow these guidelines:
► Do not drive at any one constant speed, fast or slow, for t ...
Engine Overheating
This emergency operating mode allows the vehicle to be driven to a safe place
in an emergency situation. If an overheated engine condition exists, an overheat
protection mode which alternates firi ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
