OnStar Additional Information

See also:

PASS-Key® III+ Electronic Immobilizer
See Radio Frequency Statement for information regarding Part 15 of the Federal Communications Commission (FCC) Rules and RSS-210/211 of Industry and Science Canada. ...

Horn
Press near or on the horn symbols on your steering wheel pad to sound the horn. ...

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 ...