I own a mk3 gti 8v had these problems tried changing fuel pumps coils,dun nearly everything,relays,plugs leads,dizzy,dizzy cap,rotar arm, fuel filter, the lot now n its still doing it cuts out try n start it chugs for a minute n cuts out leave it for about 5 mins starts perfect drive down road for about 5-10 mins n cuts out again startin to become a big problem now n becomin dangerous now n again wen it cuts out half away across junctions has anyone got any info on this n has anyone ever sorted this problem out for good???