See also:

Maximum trailer loads
Never allow the total trailer load to exceed the value specified in the “Towing Load/Specification” chart. The total trailer load equals trailer weight plus its cargo weight. - When towing ...

Loading tips
- The GVW must not exceed GVWR or GAWR as specified on the F.M.V.S.S./ C.M.V.S.S. certification label. - Do not load the front and rear axle to the GAWR. Doing so will exceed the GVWR. - ...

Clutch fluid (if so equipped)
Check the clutch fluid level in the reservoir (manual transmissions only). If the fluid level is below the MIN line, add Genuine NISSAN Super Heavy Duty Brake Fluid or equivalent DOT 3 fluid up ...