can you do paper clip test on vectra c 54 plate dti i have the control indicator light coming on in the wee box in the rev counter just bought the car and dont know much about it,,
if you cant do the test where is the socket for pluging in a computer thing as i have one somwhere in the garage
or does any one have a clue what it could be when i was on the motorway coming home i put the foot down to over take and it cam on at just over 70 mph and usual lose power over taking rather anoying ha

let me know guys cheers