How reliable is a Bmw 420?

Bmw 420's have a extremely good reliability rating of 842/999. The score was a mathematical result of the average score of every Bmw 420 that has had a registered MOT. Bmw 420's reliability review's are reflected in the score. Click here to see how we calculate each score.

We calculated all of the below figures by getting the score from each vehicle make/model/year/fuel, which are each calculated a score. We then generate the average score from those.

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