OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationAutomatic Headlamp System
When it is dark enough outside and the exterior lamp control is in the automatic
position, the headlamps come on automatically. See Exterior Lamp Controls on page
6-1.
The vehicle has a light sensor on top of the instrument panel. Make sure it is
not covered, or the headlamps will be on w ...
Safety Belt Use During Pregnancy
Safety belts work for everyone, including pregnant women. Like all occupants,
they are more likely to be seriously injured if they do not wear safety belts.
A pregnant woman should wear a lap-shoulder belt, and the lap portion should
be worn as low as possible, below the rounding, throughou ...
Jump Starting
For more information about the vehicle battery, see Battery on page 10-22.
If the battery has run down, try to use another vehicle and some jumper cables
to start your vehicle.
Be sure to use the following steps to do it safely.
Warning
WARNING: Battery posts, terminals, and related accessorie ...