I filled my diesel Jaguar XF with petrol - do I need to have the whole fuel system changed for £7,000?

I filled my diesel Jaguar XF with unleaded fuel. I drove it 400 metres to my house with no problem. In the morning I had difficulty starting it. When it eventually fired it ran rough for approximately...

My Jaguar XF returns 40-41mpg which is close to the official figure of 42mpg.

Some manufacturers seem to manage to make their cars deliver closer to the official fuel figures than others. As the owner of a Jaguar XF diesel I get a steady 40 - 41 mpg on mixed (60 per cent dual carriageway...

I'd like to replace my Ford Mondeo with a Jaguar X-Type - is there anything else I could consider?

I have had a succession of seven Mercedes-Benz cars, which have found most satisfactory apart from high servicing bills. Three years ago I sold the last one when I moved to London and bought a Ford Mondeo...

I'm not happy with my 2009 BMW 525 - what could I replace it with?

I owned a 2002 BMW 525 Touring for a number of years and was very happy with it. Thinking it was time to replace it, I bought a 2009 BMW 525. I have been very disappointed with this car as the satnav accepts...

Will you investigate the reasons for my friend's Jaguar XF's engine developing a dangerous fault?

I am an ex-consumer adviser and am appalled by the way a friend has been treated by Jaguar Motors, and a Jaguar main dealer. Although there has been a short piece in the Evening Standard about his case...

Why is my Jaguar XF more expensive to tax than my S-Type, despite producing less CO2 emissions?

I am trying to obtain an explanation for the following. I recently sold my S-Type Jaguar, which was listed as having a CO2 emission of CO2 g/km of 274 and paid £245 for the tax renewal in 09/2010. I then...

Damage due to potholes

I was travelling in Cumbria down the Kirkstone Pass out of Winderemere and hit a large pothole (3/4 foot long and up to 3 inches deep). There was an enourmous noise in the cabin of my Jaguar XF that...

Glow plug warning

Recently on the motorway I had to accelerate hard. All was fine until about 3,000rpm then there was a noticeable drop in power and the glow plug warning light appeared. I stayed on til I had time to...

Buying a new family saloon

I'm not a car buff and have had Fords for the last 30 years. I've had Mondeos for the last 18 years. Very, very happy with them and there's local servicing etc, but my family think another Mondeo would...

Which tyres should I fit to my Jaguar XF to improve the ride comfort, and should I tell my insurance company?

I have just purchased an XF premium luxury diesel. I let the dealer convince me that the 19-inch wheels and Dunlop Sport tyres as standard were great (they did not seem bad on the test drive after my very...