It's not the turbo, if it caused a vibration then it would **** it's self feairly shortly after. I'd say it's a rotating part causing it, but seeing as it gets worse with heat then I'm guessing it's internal, but that doesn't really narrow it down and why would fresh oil cause it to start or...

Not much to tell really, I've got a 300tdi hard top, live in the Peak District and I'm a welder fabricator. I've built a few SJ's, an LJ80, more minis than I care to remember and a 1947 GMC truck hot rod while living in Canada. Hopefully I can give some worth while input and gain some usefull...

I had a 47 GMC on air on an S10 frame. Welcome btw :)

As per my other post, I serviced my engine last week, 200k 300tdi which ran sweet as a nut prior to service. Since then it's felt down on power and has a vibration too. I don't know if it's related to the oil and filters change or whether it's just coincidence. The vibration is hard to...

I have just done a service on my 300tdi, 15/30 oil and new filters all round but when I took it for a drive after it felt sluggish and has a slight vibration now too. It ran fine before and does still run well now, but the accelertion is slower and the vibration although only slight can be felt...