The right fuel psi for your Yukon should be set at 14 psi. and you should see a different in it idling and response.
look on your wheels i got a 95 Yukon and is 65 psi
No. A 1997 4.3L engine with CFI should have 60 to 66 psi.
40 psi
V6 is 40 psi, four cylinder is 15 psi.
30 psi from the doorjamb decal on my 1995 Cougar.
40 psi
48 to 55 psi, non turbo engine
6 psi when it is at normal operating temp. seems wierd but its spec.
31-36 psi
32-35 psi
40 psi
33 psi