See also:

Operating Instructions — Radio Mode
NOTE: The ignition switch must be in the ON or ACC position to operate the radio. ...

Blower Control
Rotate this control to regulate the amount of air forced through the ventilation system in any mode. The blower speed increases as you move the control to the right from the “O” (OFF) ...

Synthetic Engine Oils
You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recommended maintenance intervals for oil and filter changes are followed. ...