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Why has the oil in my diesel car turned jet black?

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Has the emissions update ruined my SEAT Ibiza?

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What could be causing the starting problems in my 2003 Renault Clio?

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How do you depressurise fuel, prior to replacing injectors, on a Peugeot 406?

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Why does my Ford Focus 1.6 TDCi keep cutting out suddenly while driving?

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I tried to safely assist my Ford Galaxy's passive DPF regeneration - is my engine okay?

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Should I replace my 2014 diesel Fiat 500 in a couple of years to avoid major expenses?

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Will an Audi remap degrade the engine?

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