OnStar Services

See also:

Underhood Fuse Block
The underhood fuse block is located on the passenger side of the engine compartment. Remove the fuse cover and secondary service cover to access the fuse block. Notice: Spilling liquid on any e ...

Additional Required Services
Every 12 000 km/7,500 Miles ► Rotate tires. Tires should be rotated every 12 000 km/ 7,500 miles. See Tire Rotation . At Each Fuel Stop ► Engine oil level check. See Engine Oil . ...

What to Use
To determine what kind of fluid to use, see Recommended Fluids and Lubricants. Always use the proper fluid. ...