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 program.
See Roadside Service (U.S. and Canada) or Roadside Service (Mexico) .
Roadside Service and OnStar (U.S. and Canada)
If you have an active OnStar subscription, press the
button and the current GPS location
will be sent to an OnStar advisor who will assess your problem, contact Roadside
Service, and relay your exact location to get the help you need.
Online Owner Center (U.S. and Canada)
The Online Owner Center is a complimentary service that includes online service reminders, vehicle maintenance tips, online owner manual, special privileges, and more.
Sign up today at:
U.S.: cadillac.com
Click on “Owners,” then “Manage My Cadillac/Owners Login.”
Canada: cadillacowner.ca
See also:
Adding Coolant to the
Intercooler System
Coolant (CTS-V)
1. Remove the intercooler system
pressure cap when the
intercooler system hoses are no
longer hot. Turn the pressure
cap slowly counterclockwise
about one-quarter of a turn.
If you hear a ...
What to Use
To determine what kind of fluid to use, see Recommended Fluids and Lubricants . Always use the proper fluid.
Notice: Use of the incorrect fluid may damage the vehicle and the damages may
not ...
Checking Coolant in the
Intercooler System (CTS-V)
The vehicle must be on a level
surface when checking the
coolant level.
The super charged engine
intercooler coolant fill neck is
located in the engine compartment
on the passenger side of ...






