Ask Honest John

Most recently answered maintenance and servicing questions
I own a 2011 Audi A6 Allroad 3.0 TDI 240PS 6 speed auto with paddle shifts (98,000 miles). Other than 10,000 mile oil changes, what would you recommend doing to keep this on the road for a few years? It...
My 2010 SEAT Leon 1.6 TDI is being called in for its emissions fix. But before this could be done my car went into limp mode and a failed injector was diagnosed. Is this common on this car?
My local Volkswagen dealer emailed to advise that my 2012 Golf 2.0 TDI requires a replacement cambelt at a cost of £399.00. Having a mileage of just 31,000 is this necessary right now?
My local Volkswagen garage told me that my 2011 Volkswagen Golf needed its 7-speed DSG gearbox oil changing at 40,000 miles (at a cost of £184). When I presented the car, another staff member told me that...
I've been driving our recently purchased 2007 Vauxhall Vivaro and, after doing approximately 800 miles, the gears now have to be "forced" into place. Even at standstill. It had 80,000 miles on the clock...
I bought a used Volkswagen Passat Estate in Oct 2016 (124,000 miles on the clock) with a 12 month warranty. On the first motorway drive the glow plug warning light came on. I returned it to the dealer...
I have now had three failures of tyre valves on my Ford Focus due to corrosion between the rim and valve. The first two were reluctantly fixed under warranty but Ford are refusing to reimburse for the...
I've got Ford Mondeo 2.0 petrol and it stopped dead. I got it going again and managed to get it to a carpark, but could hear a tapping sound and it was misfiring. What could this be?
My 2012 Toyota RAV4 is losing a small amount of coolant. The dealer checked it and topped it up but its already losing coolant again.
How long should a gearbox main shaft bearing be expected to last? Our Fiat 500 (with full main dealer service history) has just reached five years old and 27,000 miles. Following some horrendous rattling,...