× 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: Cummins 5.9 12 valve rotory injection pump idle hunting
Posted to HD/Fleet Forum on 4/3/2002 2 Replies

You check the thermoswitch? If this thing sticks, the pump will advance,and do as you say. It's in the intake, towards the back. Login to read more.

2 Replies Received (View Replies)