2003 Suzuki LT-Z400 Factory Service Manual, Page 132Get this manual
COOLING AND
Drain engine coolant Drain engine oiL
when the engine is hot liquid or "' The engine must be cool before servicing the cooling coolant may be harmful if swallowed or if it comes in contact with the skin or eyesIf coolant gets into the or contacts the skin, the eyes or wash the skin with plenty of waterIf engine coolant is induce vomitand call physician