</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (aqwkmf @ May 09 2002,4:30)</td></tr><tr><td id="QUOTE">im pissed....my s13 is belching out white/grey smoke at idle....it doesn't have a bad smells smells like normal exhaust but its damn thick smoke. when reving up some it gets worse...what could it be? oil is good. coolent is good. no warning lights. heat guage is slightly below half way as usual. what could it be? arggg</td></tr></table><span id='postcolor'>
oil smoke is usually blue, and it stinks.
white smoke is probably coolant that's entering the cylinder/combustion chamber, as a result of a leaking head gasket.
if it is sweet smelling, than its coolant. good luck <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/thumbs-up.gif" border="0" valign="absmiddle" alt=':thumbsup:'>