× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: 86 F250 overheats with vacuum in radiator
Posted to Technical Discussion Forum on 2/4/2025

[...trimmed text...]

No pressure on the upper hose with a "full hot engine" would seem to indicate there is little or no coolant flow through the radiator. Since you say no pressure you must have noted w... Login to read more.