[jeffrey1948]

What should the average oil pressure be for a 6.6 Duramax be?

 

[sneekee1]

my 04 LB7 idles at 25 psi

 

[duramaxthis]

depends on what truck ya got lb7's run higher pressure then the new ones my lb7 runs 35 idle 60 down the road with oil good and warmed up

 

[viejajefita]

Had same concerns and was reassured. I was told something like 5ish psi per cylinder from a mechanic that has an 03 dmax with 120k.