See also:

Air recirculation button
Air recirculation button NOTE: The air recirculation feature is available only on those vehicles equipped with air conditioning. On position (Indicator light on): Interior air is recirculate ...

Specifications. Dimensions and weights
DIMENSIONS AND WEIGHTS ...

Maximum Gross Vehicle Weight (GVW)/Maximum Gross Axle Weight (GAW)
The GVW of the towing vehicle must not exceed the Gross Vehicle Weight Rating (GVWR) shown on the F.M.V.S.S./C.M.V.S.S. certification label. The GVW equals the combined weight of the unloade ...