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 InformationLower Anchor and Top Tether Anchor Locations
(Top Tether Anchor): Seating positions
with top tether anchors.
(Lower Anchor): Seating positions
with two lower anchors.
To assist in locating the lower
anchors, each seating position with lower anchors has two labels, near the crease
between the seatback and the seat cushion.
To a ...
Engine Heater
The engine heater can provide easier starting and better fuel economy during
engine warm-up in cold weather conditions at or below -18°C (0°F). Vehicles with
an engine heater should be plugged in at least four hours before starting.
Turn off the engine.
Open the hood and unwrap the ...
General Information
Your vehicle is an important investment. This section describes the required
maintenance for the vehicle. Follow this schedule to help protect against major
repair expenses resulting from neglect or inadequate maintenance. It may also help
to maintain the value of the vehicle if it is sold. It ...