OnStar
Cadillac CTS / Cadillac CTS Owners Manual / OnStar
See also:
Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order
to get an accurate reading, the vehicle must be on level ground.
The engine oil dipstick handle is a yellow loop. See En ...
Radio Message
Locked: Displays when the
TheftLock® system has locked up
the infotainment system. Take the
vehicle to your dealer for service.
If any error occurs repeatedly or if
an error cannot be correct ...
Receiving a Call
When an incoming call is received, the audio system mutes and a ring tone is
heard in the vehicle.
- Press to answer the call.
- Press to ignore a call. ...






