See also:

Power Steering Fluid
The power steering fluid reservoir is located under the engine cover on the passenger side of the vehicle. See Engine Compartment Overview on page 10‑6 for reservoir location. ...

Transmission Temperature
Press the trip/fuel button until TRANS TEMP displays. This display shows the temperature of the automatic transmission fluid in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑112. Added electrical equipment ma ...