See also:

Home Page
The infotainment system displays a home page that makes accessing many of the features an easy process. Back: If on page 2 of the Home Page, press Back to return to page 1 of the Home Page. If on ...

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 ...

TPMS Malfunction Light and Message
The TPMS will not function properly if one or more of the TPMS sensors are missing or inoperable. When the system detects a malfunction, the low tire pressure warning light, defined above, flashes ...