Why doesn't my speedometer work after changing the battery?

The speedometer in my Ford Ka doesn't work after changing the battery.

Is flushing the aircon system to 'kill bacteria' just a sales ploy?

I was advised that the aircon in my wife's DS3 would need to be flushed to kill the bacteria in the system. Is this a sales ploy? The car had a pollen filter.

Should a clogged windscreen washer pump be covered under warranty?

The windscreen washer nozzles on my wife's 2014 Ford Focus gives hardly any output. It appears to be a common problem caused by a clogged filter on the windscreen washer pump. We have been quoted £75 (one...

Why won't the back windows of my Vauxhall Astra go up all the way?

The back windows of my Vauxhall Astra Twintop aren't going up, they stop about 3-inches from closing. Any advice?

How can I clean oil from under my Volkswagen Golf's leaking engine?

My Volkswagen Golf has an engine oil leak, but the mechanic says he can't find the leak because there's too much oil. How should I clean it?

What is causing water ingress in my car door?

I have a Skoda Rapid and have water ingress into my driver's side door. What's the cause and how much should it cost to put right?