The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 1974 GMC 15 Hundred

geezer#99 · 09-08-2014, 01:04 AM

I believe so.
If you use google images and search for '74 chevy vacuum diagram' you might find where all the hoses go.
https://www.google.ca/search?q=1974+...h=709#imgdii=_

09-08-2014, 01:04 AM	#4
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,777	Re: 1974 GMC 15 Hundred - Vacuum Hose Questions I believe so. If you use google images and search for '74 chevy vacuum diagram' you might find where all the hoses go. https://www.google.ca/search?q=1974+...h=709#imgdii=_