2009 Grand voyager problems ...... HELP
 

hi i have a 2009 Gramd voyager 25 year anniversary .. 2.8 crd diesel ... problem started 5 weeks ago would turn over but not crank to start. . went to garage dirty fuel rail and filter changed them was okey for a week then same again turning ovet wont start.. back to garage injecters buggered so replaced them at a hefty cost . fuel filter oil now it starts no problem but now smokes and judders then corrects itself and is fine then back to smoking and juddering .. cutrently in dealer well a jeep dealer former chrysler as chrysler dont operate in uk anymore .. they have the computer for chrysler still plugged it in no faults what so ever. . ran it woth no egr incse it was that what was clogged
. nothing same result at my last nerve now anyone here help or advise thank you