Cruise Control Relay Unit ECU Module. VEHICLE – REMOVED FROM: Mercedes Benz. CONDITION – REFER TO PICTURES. PLEASE CHECK PICTURES FOR PART TO MATCH YOURS AND CONDITION! (PART NO 21164 – OUR REF). PLEASE CONTACT ME THROUGH. PLEASE READ ALL DESCRIPTION BEFORE PURCHASING AN ITEM!!! (PLEASE SEE PHOTO FOR CONDITION). PARTS SHOWN IN PICTURE IS WHAT YOU WILL RECEIVE! AND WILL SHOW SOME SIGNS OF WEAR! WHEN REMOVED WE WILL CONTACT YOU. TO SEE IF YOU ARE HAPPY TO RECEIVE IN SUCH CONDITION. PLEASE ASK FOR MORE DETAILS THIS PART IS. AND IN GOOD WORKING ORDER. EVERY PART TAKEN OUT OF THE VEHICLE HAS BEEN TESTED. ALL PARTS WILL BE POSTED BY COURIER, OR CAN BE COLLECTED IN PERSON WITH PRIOR ARRANGEMENTS! IF YOU REQUIRE HELP WITH PARTS, THEY CAN BE FITTED BY US WITH AN ADDITIONAL CHARGE! HOWEVER WE CAN PACKAGE THE ITEM FOR A CHARGE FOR YOUR COURIER TO COME AND COLLECT. WE WILL PROVIDE AS MUCH INFORMATION AS WE CAN ABOUT THE ITEM AND THE VEHICLE THAT IT WAS REMOVED FROM HOWEVER IT IS BUYERS RESPONSIBILITY TO MAKE SURE THAT ORDERED PART WILL FIT THEIR VEHICLE. Guarantee: We do everything to ensure that your products arrive safe and sound and in full working order! IN THE UNLIKELY EVENT YOUR ITEM ARRIVES DAMAGED/NON WORKING WE WILL OFFER YOU A FULL.