Are you having issues today? Also, some trucks are damn good trucks.. in this case 235K and it's still together is not a bad thing. Some don't make it 10K :D Either way, I do admire you trying to find someone that knows these through and through. You'll probably have a better experience that...
Welcome, plenty of problems sadly, but also some preventive maintenance that is known to prolong the life of the motor. I would advise reading some of the forums and learning more, we've got a lot of good and knowledgeable members here.