OnStar Services
See also:
Roadside Service
U.S.: 1-800-224-1400
Canada: 1-800-882-1112
TTY Users (U.S. only): 1-888-889-2438
Mexico: 01-800-466-0805
As the owner of a new Cadillac, you are automatically enrolled in the Roadside
Service p ...
Steering Wheel Controls
Some audio steering wheel
controls could differ depending
on the vehicle's options.
Controls that can be adjusted at the
steering wheel may include:
SRCE: Press to switch between
AM, FM, o ...
Battery Replacement
Notice: When replacing the
battery, do not touch any of the
circuitry on the transmitter.
Static from your body could
damage the transmitter.
1. Remove the key from the
transmitter by pres ...






