Where can I have my Mercedes-Benz 280E's air conditioning repaired cheaply?

I have a Mercedes-Benz 280E CDI Estate that is three and a half years old. Whilst in France the air conditioning broke down and I was informed by a French garage that it would cost 1,900 Euros to repair....

Can you recommend a specialist to look at my Mercedes-Benz E-Class's air conditioning?

The dashboard controls on my Mercedes-Benz bear no relation to what the heater/cooler/fan unit is actually doing. The car is a 2003 E320 CDI with supposedly upgraded air controls, with independent digital...

Do you know of any specialists with knowledge of air conditioning compressors?

In your column in the Daily Telegraph recently you were replying to a guy with a Laguna Sports Tourer with problems with the air conditioning compressor, and the reply almost read like you were going to...