See also:

How to Check Automatic Transmission Fluid (3.9L Engine)
Because this operation can be a little difficult, you may choose to have this done at the dealer/retailer service department. If you do it yourself, be sure to follow all the instructions here, ...

Current and Past Models
Technical Service Bulletins and Manuals are available for current and past model GM vehicles. ORDER TOLL FREE: 1-800-551-4123 Monday – Friday 8:00 AM – 6:00 PM Eastern Time For Credit Car ...

Climate and Air Quality
Select the Climate and Air Quality menu and the following may be displayed: • Auto Fan Speed • Air Quality Sensor • Auto Heated Seats • Air Conditioning Mode • Remote Start Auto Hea ...