SPN 102 FMI 10, SPN102 FMI 18, SPN 656 FMI 18 MIL is on and I am losing power/speed on hills while I’m empty and intermittently.
Final update: lucky me lucky me. I replaced the hoses, took it into the shop, had them take a look and pressure test. No leaks for now, they ran...
Just an update: I haven’t been able to get the truck into a shop, but I’ve noticed that a specialty hose has swelled and there’s a little coolant...
I have a 2015 prostar with a N13 engine. I pulled up Spn 111 Fmi 31 on the dash. All I’ve found on this was truck driven with low coolant for...