Hello I have the p38 2.5 diesel auto. I have an issue I think with the transmission. It seems to over rev and I have to really rev it to even pull away and is totally gutless as though it's a 900cc and drinks fuel like a shark. Its has had the gearbox oil and filter changed but is still the...

Hello I have the p38 2.5 diesel auto. I have an issue I think with the transmission. It seems to over rev and I have to really rev it to even pull away and is totally gutless as though it's a 900cc. Its has had the gearbox oil and filter changed but is still the same. I'm not mechanic minded...