× 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: Black smoke single injector?
Posted to HD/Fleet Forum on 7/24/2018 2 Replies

Replacing them all will depend if it is a LB7 or LLY. LB7 diesels have them under the valve cover. The LLY has them on top of the valve cover, a lot easier to replace. The LLY you need to program each injector using the Tech 2. The LB7's are plug and play but ... Login to read more.

2 Replies Received (View Replies)