See also:

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. Added electrical equipment may interfer ...

Key and Lock Messages
NO REMOTE DETECTED This message displays when the transmitter battery is weak on vehicles with keyless access. See “Starting the Vehicle with a Low Transmitter Battery” under Remote Keyless ...

What to Add
Use only new DOT 3 brake fluid from a sealed container. See Recommended Fluids and Lubricants. Always clean the brake fluid reservoir cap and the area around the cap before removing it. This helps ...