× 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: 2004 F550 Sicko random misfire
Posted to HD/Fleet Forum on 10/23/2009 9 Replies

[...trimmed text...]

It's getting a new valve today.

[...trimmed text...]

On Bruce's suggestion, I emptied the secondary FF housing and filled it with Stanadyne Performance Formul... Login to read more.

9 Replies Received (View Replies)