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:
Driving in Mud, Sand, Snow, or Ice
Use a low gear when driving in mud – the deeper the mud, the lower the gear.
Keep the vehicle moving to avoid getting stuck.
Traction changes when driving on sand. On loose sand, such as on beaches ...
Memory Remote Recall
This allows the Memory Remote Recall feature to be turned on or off.
Press the MENU/SELECT knob when Memory Remote Recall is highlighted. Turn
the knob to select On or Off. Press the knob to confi ...
Why Safety Belts Work
When riding in a vehicle, you travel as fast as the vehicle does. If the vehicle
stops suddenly, you keep going until something stops you. It could be the windshield,
the instrument panel, or th ...