Thanks Dave and Cameron
She's booked in for a diagnostics day so hopefully the "professionals" can cure it.
Hopefully its a dodgy plug or lead or may be even an oxy sensor playing up. Will let you know.
Been meaning to get the steering aligned for quite some time so that will be done to.
Hardest part - leaving it with a Garage
Ah well a bit of worry for the right result - Gotta be worth it.