What does it mean when oil is going in to the intake I. Have a 89 chevy cav z24
Thursday, January 17th, 2013 AT 6:39 PM
1 Reply
JACOBANDNICKOLAS
MECHANIC
109,747 POSTS
Chances are you have excessive blow by coming from the engine and getting oil into the intake system. Blow-by is caused by excessive wear to the rings which allows compressed air to get into the crankcase. You didn't list the miles, but I will assume it is high based on this problem.