Honda Civic LXi 1996 (stock)
Went to baguio last July 2009 jampacked ang auto ko with 4 passengers and luggage at compartment, nag start magover heat mid way up marcos highway. Nung pauwi din uminit kahit madaling araw kami umalis. pero before that wala naman overheating. Nag change oil lang, nawala yung over heating. Question: sa lumang auto ba regular oil na lang ang dapat bang gamitin? and, may relation ba ang di pag change oil sa overheating. nakakaka 5000k na ako since my last oil change, last week hinataw ko sa skyway 140kmph nagsimula na naman uminit (a little more than 3/4 the gauge) pero pag trafik, bumabalik sa normal.... confusing!!!! di nababawasan ng tubig sa radiator, tumatakbo mga fan, walang tagas water pump. Possible causes? Salamat.