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 vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push
, and an Advisor can run a check.
See also:
Overheated Engine Protection Operating Mode
This emergency operating mode lets the vehicle be driven to a safe place in an emergency situation. If an overheated engine condition exists, an overheat protection mode which alternates firing groups ...
Languages
The vehicle supports English, French (Canadian), and Spanish. The default language
is English. To change the display language, see Vehicle Personalization on page
5‑33 for more information. ...
Noise
One thing those shoppers might find objectionable is the noise —
specifically, wind noise and outside noise intrusion. Wind noise, an issue on
highways, wasn't extremely loud, but there was a no ...





