Ask Honest John

Most recently answered technical issues questions
Will fitting a towbar to a Nissan Qashqai impact the manufacturer's warranty? Does it have to be a dedicated wired version or can it be a generic?
I'm in the process of buying a Volkswagen Golf Match 1.4 petrol DSG for our soon to arrive expanded family. Is there anything that I should consider before I buy it?
Two months ago I bought a used car for £749 - a 2005 Rover 25. It had covered 74,000 miles and was in good condition with three months left on the MoT. During the test drive I noticed the brakes were very...
I have had a 2011 BMW X1 for six months. In that time on three occasions I have found the car unlocked and all four electric windows open. Fortunately each time it was at my house. Any idea what's going...
I bought a 2005 Chrysler 300C for £7500 in March. A month later the swirl flap motor failed. The car has been at the dealer for a month now. The selling garage refuses to accept responsibility under the...
I have always carried a reserve supply five-litre can of diesel on journeys in the remoter parts of the Scottish Highlands and Islands where there are fewer and fewer fuel stations. However, the fuel...
I bought a used Ford Focus (2005) two weeks ago and the gearbox cable selector broke. The garage I bought it from fixed it, but now the car is difficult to drive and change gear. What can I do?
I keep needing to get the garage to do DPF regen on my Mazda 5. It has done 60,000 mostly city miles and I think it's time to get the DPF replaced. However, the main dealer has quoted over £2000 for the...
I own a Volkswagen Gold MkIV. The car performs ok on flat roads, but struggles to climb hills. It's almost impossible to do over 50mph uphill (which can be embarrassing), but will achieve 80mph on the...
I am hoping to buy a used Mazda from a Hyundai dealer. The RAC car data check shows outstanding finance due to unit stocking and a mileage discrepancy. I don't think the unit stocking is an issue as I...