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Update for posterity: It was the glow plugs. Only two of them tested as good. Two were swollen badly. I bought the tool from Leroy Diesel to pull them out. That tool is worth its weight in gold. I installed eight AC Delco 13G glow plugs and now the motor starts up instantly with no smoke.

Yes, thanks again for coming down. I'll check the glow plugs if only to rule them out, then get the fuel system in shape. I really appreciate the field expedient testing method. I will give it a shot.

And so I did. The -10 says to holler at it lol. Surely that's a typographical or digital transcription error. I have attached the relevant pages from the -10 and -20. The steps correspond well to the advice given above. I'm confident I can solve the hard start. I'll just have to find the...

Thanks, this is the kind if info I was curious about. The harmonic damper is suspect too. I've only had the truck 2 days so I'm still getting to know it.

I'm inclined to think you're correct about priming. I will check glow plugs too. I had occasion to maintain MVs in Alaska and glow plugs were always everybody's first suspect, but more often than not they weren't the problem. Has anyone ever compiled a checklist of things to look at on a newly...

I have a M1009 I dont know much about. I figured I'd go through the PMCS checklists in the -10 and -20 when it gets warmer. I do know it has a class II/III oil leak somewhere. I intend to change the oil anyway because it's a bit low and I don't know when it got oil last. The only other...