Do you recommend buying a high mileage diesel?

I'm looking to buy a diesel car, most likely from 2014. What is considered high mileage for these? It will most likely be a BMW or Audi, which are usually ex-fleet cars. Do you recommend buying a high...

Oil pressure warning light keeps flickering - what could be causing this problem?

I'm a London taxi driver. My cab is a 2006 TX 2 that's done about 234,000 miles on the original engine. Recently, the oil pressure warning light has started to flicker when the engine has warmed up, more...

What's the best car for a stand-up comedian who travels around the country?

My son travels all around the country with his job as a stand-up comedian. His faithful 2003 Volkswagen Golf has now done 210,000 miles, but is getting ready for retirement. What car of similar size would...