Shimmed my oil pump.. went from 35psi to 45-46 psi..

[Hammerhead]

(10-09-2016 )jimeneztrans84 Wrote:  Yeah I warmed up my engine before draining oil and after oil change and pump shimming. That thing went to 50-55 psi at startup. The only thing that is weired is my idle psi is the same 16-18 psi. Shouldn't it have gone up too?

It should have gone up across the whole range I would think...have you tried connecting Insite and looking at the oil psi in the Datalogger?
If your truck is multiplex wiring, perhaps it doesn't good good stable readings in the lower range?