× 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: DEF poured into the Diesel Tank
Posted to Technical Discussion Forum on 12/3/2021 5 Replies

The truck is a 2021 GMC Denali 2500 HD with the 6.6L Duramax engine.

VIN 1GT49REY7MF258044

I don't want to turn the key on again to get the mileage until I can disable the fuel pump. Customer states that he poured 1 gallon of DEF before realizing what he d... Login to read more.

5 Replies Received (View Replies)