white smoke

[asteroid hyalosis]

Originally Posted by mgfranz

My 2001 did this yesterday after it had been sitting for about 3 weeks, it stopped after about 2 minutes of idle and light revving up to about 2500. Good vacuum on oil cap so I am ruling out the AOS, (for now).

Correct me if I'm wrong, but "good vacuum" should mean NO vacuum.

[JFP in PA]

Originally Posted by asteroid hyalosis

Correct me if I'm wrong, but "good vacuum" should mean NO vacuum.

Depends upon how you define "no vacuum"; there should be 5 inches of water vacuum at the oil cap when the engine is warmed up.