2010 Mercedes-Benz E250 or 2010 Jaguar XF?

I have been looking at buying a 2010 ex-demonstrator Mercedes-Benz E250 CDI or a 2010 ex-demonstrator Jaguar XF 3.00 D Luxury. The latter gets a good write-up, but I fear Jaguar's residuals. The Mercedes-Benz...

Does my Audi A4's water pump need changing at the same time as the cam belt?

We have a 2004 Audi A4 1.9 TDI with 60,000 miles on the clock. A cam belt change is imminent, but a couple of garages are saying that the water pump would need changing at same time. Is this really necessary?...

Are DPFs covered by warranties, and how best can I store winter tyres when not being used?

Are DPFs covered under manufacturers' warranties? Would they be covered under wear and tear cover from third party warranties? Also, do you know of any wheel nuts that don't rust? I thought tyres needed...

Please recommend an automatic family car for less than £9000?

I would like some recommendations on a good reliable family car in the region of £6000-£9000, preferably no bigger than 1.8-litre. It can be diesel and must be automatic, with some spec such as a leather...

Which medium diesel 4x4 will give 40mpg or more?

We own a 1997 Subaru Legacy which is in need of replacement. We'd have another for its all-round ability, but the fuel consumption of the petrol models (diesel is too new to be in budget) precludes this....

My Peugeot 307 HDi lost power and started smoking - does the exhaust need to be removed?

I have a Peugeot 307 HDi Quicksilver 05 plate (1.6). I was coming home on the M4 last week and all was fine, but after paying the bridge tolls, as I pulled away, there was no power. With my foot flat to...

I need to replace my Skoda Octavia with something to cover high mileages - what about the Toyota Avensis diesel?

I run my own furnishing business and cover about 50,000 miles per year. I currently have a 2006 Skoda Octavia Mk2 1.9TDI estate which is coming up to 165,000 miles. It has been very good, but the driver's...

How is the EGR valve activated in my Renault Kangoo?

My 1.9 2003 Renault Kangoo diesel hesitates at idle speed and produces excessive smoke. I removed the EGR plug and its now working fine. Which sensor gives info to EGR and computer?

Can you recommend a reliable diesel for less than £1000?

I'm looking for a reliable diesel for £1000. Which is the best to go for? I need something that does roughly 50mpg and doesn't brake down very often, if not at all, as I travel a lot.

Why does my Peugeot 406 suffer an anti-pollution fault when towing in fourth gear?

I have a Peugeot 406 2.0 HDI and an anti-pollution error is causing my car to stall, and then when restarting it goes to limp mode. It has occurred twice, both times when towing and both times when in...