Sounds like a combination of bad or dirty fuel and some bad glow plugs. Change all your filters, add biocide to your fuel and fill up with fresh fuel, check your glow plug function and fix whatever glows are not working and you will probably have a fine running car.

Good luck!

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.