The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - My truck will idle at 600 rpm but I have no power off the line unless I idle at 1000.

cadillac_al · 07-12-2019, 07:22 PM

How much vacuum is that cam making? It kind sounds like a vacuum leak to me. A vacuum leak will make the engine die down when you put it in gear and want to creep.

07-12-2019, 07:22 PM	#18
cadillac_al Registered User Join Date: Oct 2013 Location: Maine Posts: 2,340	Re: My truck will idle at 600 rpm but I have no power off the line unless I idle at 1 How much vacuum is that cam making? It kind sounds like a vacuum leak to me. A vacuum leak will make the engine die down when you put it in gear and want to creep. __________________ 76 Chevy K20 76 GMC K15 77 Chevy C10 77 Chevy K10