while running. About 10 while cranking. The pressure drops to zero immediately after turning car off. Bought the $28 o-ring from Chrysler, made no difference. Bought a pressure gauge and got the aforementioned pressures. Bought a new fuel pump unit and got the same pressures as original...
My 95 Jeep Grand Cherokee Laredo rings four times when you turn the car on. Lately, the ringing sound has continued as one long, monotone, irritating sound until I turn the car off.
For my sanity and the good mental health of my passengers, do you know how to fix this? The fuses on the panel...