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tpr60 · 03-25-2012

If your car is a 1990 GM had a up dated prom for high idle and slow idle recovery, check service bulletins, I used one and it worked. There is a Registry thread about how to make the PCV valve holder out of copper fittings, I did it and it worked great at about a cost of $15 and two hours work.

03-25-2012	#9
tpr60 Join Date: Feb 2011 Location: Salinas, Ca Posts: 159	Re: Hi Idle 1K RPm If your car is a 1990 GM had a up dated prom for high idle and slow idle recovery, check service bulletins, I used one and it worked. There is a Registry thread about how to make the PCV valve holder out of copper fittings, I did it and it worked great at about a cost of $15 and two hours work.