A new key for a ML 270 cost $370AUS
I think its somewhere around $100 bucks? But not sure, I know it does have to be coded,programmed to the car once you get it so you can lock/unlock the car with the key.
About £120 - £150
350-400 Euro
Your owners manual should show you the process. There is a little tab near where the key pops out that must be depressed to slide the unit out of its cover.
Anywhere from $175-$250 from the dealer, don't buy the key from ebay.
160.00 plus tax check with your dealer. It would have to be ordered from Germany
After running my regular key through the wash, I have been using the "valet" key. Other than the fact that I must manually unlock the doors, it seems to work well. I drive an ML320. Besides, the valet key fits better on my key ring.
With your key.
Up to $300 in some cases. BMW and Mercedes keys can start at $250 a piece.
it will cost you from $249-289.
237.00
My 1983 300D cost over $700. The ignition is encased in hardened steel to prevent theft (and repair)