The good news - after engine/car vibration & loads of engine noise at idle and low revs. and alternator pulley clutch seized and belt tensioner wobbling about, it's all been fixed with a new dual mass flywheel, new alternator pulley and a ribbed belt. The bad news -
Have you read the thread "alternator Workshop" Error. Noisy At Idle? on page 3 all about the alternator pulley & belt tensioner? And things on the Dual Mass Flywheel?
Much is said about using the correct oil in the 115 hp PD diesel engine i.e. PD oil to VW spec 505.01 (hope I got that right) but what happens, what are the symptoms, of using "ordinary" 10W/40 or 15W/40 reasonable quality diesel oil for 2 - 3 years in the Gal.
In the middle of a thread on PD oil yesterday I started asking the symptoms of using non-PD low-spec oil, as my engine is noisy, rough, vibrates and shakes the whole car at idle and low revs. A garage has quoted me
The drive shaft problem is likely. I was on the M23 doing about 70, restored the cruise control, bang, revs shot up into the red & no drive. Had to be towed and get a new left hand drive shaft! ED