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The rpm on my Audi A4 jumps erratically when idle - what is causing this?

Answered By Alan Ross

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Why won't my Vauxhall Zafira rev above 3000rpm?

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

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Why are the brake lights flickering on my SAAB 9-3 Convertible when the engine management light shows?

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Why is my MINI Cooper S getting so hot?

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Why can I only feel one gear change in my Peugeot 206?

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Why is my Hyundai i20 mpg so much lower than expected?

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Is an engine flush really worth £30?

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