Ask Honest John

Most recently answered turbo failure questions
The turbo on my 2015 Mazda CX-5 has failed at 82,000 miles. I purchased the car new and it's been serviced by Mazda main dealers in accordance with the recommended service schedule. The repair costs are...
The turbo on my 2016 BMW X1 has failed. For this to happen on a four-year-old car with 40,000 miles seems unreasonable. The car has only been driven by my wife and daughter. Is there any recourse to BMW?...
My five year old Mercedes-Benz A-Class diesel has done 36,000 miles. The turbo failed, resulting in a garage bill of £1700. It was repaired by a local Mercedes specialist as the dealer couldn't deal with...
I'm wondering if my 2009 Mitsubishi Outlander has quite possibly blown its turbo. There's black smoke, an engine light on, whooshing noise, loss of power etc. What's the cost of repair if that's the case?...
I recently had my engine and turbo replaced on my Vauxhall Mokka. I am not car savvy and had been on my way to a garage to get the high pitch dentist drill noise checked out. Once I had the car taken to...
My car was recently recalled to the dealer for EGR valve replacement. Ten days later the turbo failed, could there be a connection?
The turbocharger of my 2006 Volkswagen Jetta 2.0 TDI has failed and the garage want £900 to replace it. Should I go ahead? The clutch has also not been replaced and with 90,000 miles on the clock is it...
My Mazda 6 turbo has failed. My local dealer says that Mazda is aware of this problem and will offer a goodwill gesture of £1000 towards the cost of a new turbo. Problem is that my car is serviced by a...
My 2009 BMW 520d exploded with a sudden loss of power after a brief period of a strange tiny whining noise when pressing the accelerator pedal (driving at 65-75mph). Subsequent repatriation to a franchised...
I have a 2015 Vauxhall Insignia. I’ve only had the car just over a year, but a couple of weeks ago it broke down with white smoke belting out the back of the exhaust. The car is now at Arnold Clark. I...
 

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