hi could any1 help me i have a vauxhall astra 1.7 diesel it runs for a couple of miles but then it cuts out and sometimes it starts back up after a while. when i drive it, it seems to lose power and sticks on 3000 revs and when im in 1st gear i put my foot all the way down and dont seem to give it anuff revs to pull off in first gear ive changed the throttle body but still doing the same anyone could help ?? thanks

matthew, October 2013

I know crank sensors are a common fault on these,it may be worthwhile getting it onto a suitable code reader first.

cdc, October 2013