My Isuzu rodeo need new timeing belt and water pump truck never leak water

What is your question?

Rodeo never over heated water never leak but had to keep putting water in it now I need a new timeing belt and eater pump could engine be bad

What makes this problem better or worse?

Have to keep putting water in truck

How long has your 1998 Isuzu Rodeo had this problem?

One year