Mobile Apps
Mobile apps are available for download through iTunes® to then access the iPhone® App Store and Google™ Marketplace for Android™. Search for the apps to download. The apps are free of charge; however, the myCadillac app requires the user to link their own vehicle and OnStar MyLink requires an active OnStar subscription.
See also:
IntelliBeam® Intelligent High-Beam Headlamp Control System
For vehicles with this feature, be sure to read this entire section before using
it.
IntelliBeam is an enhancement to the vehicle's headlamp system.
Using a digital light sensor on the rearvie ...
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 the v ...
Automatic Transmission Fluid
How to Check Automatic Transmission Fluid
It is not necessary to check the transmission fluid level.
A transmission fluid leak is the only reason for fluid loss. If a leak
occurs, take the vehi ...