:)
Fuel Delivery was the problem.
I believe the sock on the sending unit was intended for gasoline NOT diesel.
The suction line from the sending unit going to the lift pump was removed and inserted in a 5 gallon fuel can, pressure at the ‘T’ was about 4 psi when running. She ran well...
Thank you Burning Oil, when we get her back on site there will be some of those tests including pulling the sending unit/s
After checking fuel system when we get her back ...CODE Reading and the cps thoughts will be high on the list of things to check
OK... that spinning must be a thing with 1997 GMC K3500's from MA. :>).
I picked her up from a guy in MA a couple of years ago and still have not accumulated more than 300 miles since she was titled in PA
The truck has been a problem child with fuel/stalling problems for quite a while. The sending units have both been replaced due to rotted lines and gauge accuracy issues. (The fuel gauge looks like it is spinning when cranking the engine.)
The Diagnostic Checklist:
Please fill out to best of your knowledge.
1. Describe the problem you are having in detail:
February 25, 2010
After changing the PMD module to a remote FSD Stanadyne ‘GREY’ 36976 with a resistor number 6, 7, 8, or 9 the vehicle was running rough when started...