See also:

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 ...

Temperature
High temperatures accelerate the rate of corrosion to those parts which are not well ventilated. ...

Automatic anti-glare rearview mirror (if so equipped)
The inside mirror is designed so that it automatically dims during night time conditions and according to the intensity of the headlights of the vehicle following you. The automatic anti-glare fea ...