Hi. When I use the manual transmission to downshift. There is no réponse So I when to my dealer and they told me that somme wires was cut in thé shifter So they will have to change the shifter Labour 6 hrs My gmc terrain 2010 have 1800 km I work for 35 years at a GM plant and I thing that Hey should make a recall.The problème is thé wires in thé shifter is to short