r32rb20detgtstQLD Posted August 19, 2007 Share Posted August 19, 2007 hey i just bought a 1989 r32 GTST which seems mechanically all good, except when the car is stationary (when its running) sometimes it revs by itself up to about 2500RPM and back down then back up etc. does ne1 know whats causing this, I know the o2 sensor needs replacing so maybe this is the problem.. its manual too if that helps Thankz Link to comment https://www.sau.com.au/forums/topic/181490-r32-revving/ Share on other sites More sharing options...
dmr Posted August 19, 2007 Share Posted August 19, 2007 do a search for idle hunting issues, theres lots of faq's about it Link to comment https://www.sau.com.au/forums/topic/181490-r32-revving/#findComment-3296583 Share on other sites More sharing options...
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