Steering Wheel control Primary harness adapters convert the commands from your car's steering wheel controls to a code that an aftermarket radio can recognize. A patch lead is also requires for SWC type systems based on the brand of head unit you have. for more details check out our you tube video. http://aerpro.com/video/control_harness_installation CHMC2C 8-PIN Iso connector A-CLASS (W169) UP TO 2005 B-CLASS (W245) UP TO 2005 C-CLASS (W203) UP TO 2005 SPRINTER UP TO 2006 Models with interior CAN-BUS (8-PIN Iso connector)
Hide Compatible with This product is also known to work in the following vehicles: Mercedes C-Class 2000-2004 W203 Mercedes CLK 2000-2004 Mercedes Sprinter 2000-2006 Volkswagen Crafter 2007-2013 Mercedes A-Class 2005-2011 W169 Mercedes Sprinter 2007- Mercedes Vito 2006-2014 W639