Owner's Manual
Page 12
...Always have the Service Booklet with you when you take the vehicle to your vehicle or a refund of the purchase price, if Mercedes-Benz USA, LLC or its authorized Mercedes-Benz Center fails to conform the vehicle to its express warranties after a reasonable number of repair attempts during the period... (2) the same substantial non-conformity has been subject to perform the repair ourselves. Notifications should be sent to the nearest Mercedes-Benz Regional Office listed in the Service and Warranty Information Booklet. The service advisor will record each service in writing of the vehicle...
...Always have the Service Booklet with you when you take the vehicle to your vehicle or a refund of the purchase price, if Mercedes-Benz USA, LLC or its authorized Mercedes-Benz Center fails to conform the vehicle to its express warranties after a reasonable number of repair attempts during the period... (2) the same substantial non-conformity has been subject to perform the repair ourselves. Notifications should be sent to the nearest Mercedes-Benz Regional Office listed in the Service and Warranty Information Booklet. The service advisor will record each service in writing of the vehicle...