GTS Dean
Enthusiast
Some of these motors have been known to have bad gaskets and loose intake bolts. The problems is most prevalent in the 96 GTS models, but others will occasionally have it.
Your car does NOT idle at 400 rpm. The first mark above the stop is 500. Check closely on the size of the tick marks and you should see an idle speed of around 740 rpm.
Your car does NOT idle at 400 rpm. The first mark above the stop is 500. Check closely on the size of the tick marks and you should see an idle speed of around 740 rpm.