See also:

General driving tips
Important safety notes WARNING   Always remember that you must concentrate primarily on driving the vehicle. The driver's concentration must always be directed primarily at road traffic ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

Permissible trailer loads and drawbarnoseweights
Weight specifications The Gross Trailer Weight (GTW) is the combined weight of the trailer together with the cargo and equipment loaded on the trailer. Permissible gross weight: 7500 lb (3402 kg) ...