Electrical system for trailer hitch for Opel Astra Limousine, 10/2009; Opel Astra Stufenheck, 08/2012; Opel Astra GTC, 12/2011; Opel Astra Sports Tourer, 12/2010; Opel Zafira, 01/2012; Opel Insignia Limousine,
11/2008; Chevrolet Orlando, 01/2011; Saab 9