We replaced the water separator bowl and that didn’t change anything, still sucking air from somewheres
Ok thanks for the input. We will try that
Well I just cleaned then whole one box system less than a year ago, but we took the one box apart and recleaned the dpf filters, there was pretty...
Hi, we have a 2012 freightliner Coronado with a DD15. This truck has been a pain since we bought it. The current issue is in the aftertreatment....
Ahhhhh, that does happen with mass manufactured parts, glad to hear you figured it out
Replacing it is my current plan, hopefully it works
Did u have lug nuts come loose recently on that hub? Or take a lug nut off and check if the hole for the stud in the rim is slotted. If it is then...
Off hand I can’t remember, but I’m pretty sure the bowls are plastic, and it seals to an o-ring on the filter
Do you have an air fan clutch? Is the fan clutch leaking air by any chance? My thought is that maybe it’s leaking more air than the compressor can...
If a cup is leaking you would more thank likely have coolant in the oil but not definitely. We have a good amount of Mack gu’s in our fleet....
Old school water separator bowl
Update. I’ve been sitting here thinking about it. Is it possible that it’s the fuel water separator bowl? I’ve heard of them leaking before but...
I agree with the small air suction part. But the rest I doubt. They’re napa gold spin on filters. We’ve changed filters twice. And we’ve put on 3...
Not the pickup tube. We took the supply line off the tank and put it in a bucket with fuel it didn’t make a difference.
Hi I have a 2008 Mack mp7 GU. I’m having a fuel delivery problem. We’ve replace the fuel filters. The fuel filter housing the fuel lines to and...
