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 InformationBattery
The original equipment battery is maintenance free. Do not remove the cap and
do not add fluid.
Refer to the replacement number shown on the original battery label when a new
battery is needed. See Engine Compartment Overview on page 10-7 for battery location.
Warning
WARNING: Battery posts, ...
Engine Oil Pressure Light
Caution
Lack of proper engine oil maintenance can damage the engine. Driving
with the engine oil low can also damage the engine. The repairs would not be covered
by the vehicle warranty.
Check the oil level as soon as possible. Add oil if required, but if the oil
level is within the operatin ...
Tire Pressure Monitor Operation
This vehicle may have a Tire Pressure Monitor System (TPMS).
The TPMS is designed to warn the driver when a low tire pressure condition exists.
TPMS sensors are mounted onto each tire and wheel assembly, excluding the spare
tire and wheel assembly. The TPMS sensors monitor the air pressure in t ...