× 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: LB7 Duramax dumping fuel
Posted to Technical Discussion Forum on 3/29/2023

Make sure the oil is clean and there isnt any dye in there splashing around. Then add dye to the fuel. Remove the oil filler cap, look down the tube, use a camera or mirror if you have to, and look for dye. If so, the only thing near there is the cp3/high pres... Login to read more.