× 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 KAL 12982, engine model C7, miss up to half throttle?
Posted to HD/Fleet Forum on 3/21/2007

What oil are you running in the engine? Is it 15W40? If so put 10W30 in it and I will almost bet you that your problem will go away. The recomended oil for this engine is 10W30. Login to read more.