Ask Honest John

Most recently answered fuel prices questions
In British Columbia, the provincial government has passed what is called Grant's Law. A few years ago Grant DePatie was employed at a gas station and tried to stop a "gas & dash". He was trapped under...
My Jaguar X-Type 2.0 diesel stopped and I called the AA. They said it was starved of fuel with the tank half full. They also said there was no fuel coming from the tank to the filter as this was dry. Can...
Many adverts for LPG converted Range Rovers claim that vehicles so converted, will be TfL congestion charge exempt, yet a conversation with someone from within the bowels of the Tfl/Powershift/Greenery...
I have just been refused petrol at my local fuel station. The reason, you might ask? It was a cold day and I had the hood up on my hooded sweatshirt. (I'm too old to call it a hoodie). To set the scene,...
I have a 1970 Jaguar 420G which has been laid up since 1984. What petrol should I use?
Having bought my first diesel this year I am fed up watching the difference between diesel and petrol prices grow ever wider. Currently the margin is around 15p in South Wales. There was a time when diesel...
My BMW 118d still very good. Excellent to drive and getting anywhere between 54+ and 56+ mpg average and occasional 60+mpg on long, careful runs. Quite a bit of local driving as well and some full acceleration....
I recently purchased a newish brand of diesel fuel here in France. It stated on the pump that it was sulphur-free. The price was a few centimes more expensive per litre than my usual fuel. I have to say...