Tested. Compare parts numbers before buying. In Good Working Condition. Tested (032). Make sure the part numbers match before making the purchase. The part number on this switch is 1648200410. Make sure that`s the proper side button you need. Came off of a 2006 Mercedes ML350 W164 4Matic Should Fit 2006-2011 Mercedes ML W164 body if the part numbers match Make sure the part number matches your vehicle. In case you are not sure about your part number, you can always call your local car dealer and the Parts Department will provide it for your specific vehicle by VIN. It takes only 5 minutes and totally free. Other parts from this car available If you have any questions, send us a message Fast Handling Time and Shipping 06 07 08 09 10 11 2006 2007 2008 2009 2010 2011 2006-2011 Mercecedes ML350 W164 4Matic Mercedes ML350 with M272Engine ML350 ML500 ML550 ML320 CDI SUV Truck MB · The items fitment is the responsibility of the buyer. Make sure the provided part numbers and photos match with your old part`s. You will receive the same item you see in the pictures. · Payment is due within 48 hours of the purchase. If not paid within the time frame, the purchase will be canceled with the reason ?Buyer asked to cancel the order?. · If you need more information on the product, feel free to contact us via messenger or by calling at the number provided at our Store main page. Feedback: · Your feedback is important for us. · If there are any issues with your order and we did not exceed your expectations by providing our service, let us know and we will be glad to resolve any issues and keep you happy. Returns: · If you have any issues with the item received, feel free let us know before opening a return case, you can reach us by phone or email, we will do everything to keep you satisfied by our service. · We provide 30 day limited warranty on all our items. · Due to policy any returns or issues with the item must be submitted to the seller within 30 days from receiving the item. · Refunds will be issued upon items arrival to the seller and inspection. All items are marked and signed. Item must be returned in the same condition. · All products ordered by mistake, unfitted parts, or unwanted items or arrived in different condition may result in minimum 15% restocking fee of the item cost, shipping charges are non refundable. Warranty: · All items are tested on the donor car before being listed, if there are any known issues with the item, it is noted in the description or listed in ?For parts only? condition. Any known defects are pointed in the photos and item`s description. · Warranty is void if original seller marking is not present or removed from the item purchased. · The seller is not responsible for any issues associated with repairs of your vehicle. DISCLAIMER: Per California Law (Prop 65) we are required to put the following warning on all our listings: WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals, wires and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm. Wash hands after Handling. · By purchasing the item, the buyer agrees to the above terms and conditions. Appreciate your business