Bought 2015 Porsche Cayenne diesel SUV from Porsche of nashua (nh) on 10-8-2015. On 10-19-2015 at odometer reading 921 miles, tailgate opened while driving, spilling contents onto roadway, others ran over contents including diesel fuel cold temperature treatment + filled 20 lb. Capacity propane tank, chainsaw. Vermont state police case 15B203588 investigated the incident. Location was derby, vt at intersection of route 5 & commerce way (private road). Many cars ran over the contents, eyewitnesses included a motel manager who took a cell phone photo of a late model chev. Impala with vt plates which had captured a wrapped chainsaw which was jammed and dragged under Chevrolet's engine and front bumper region. The lp tank filled with propane was taken by a motorist. Later that evening, after dark, the tailgate opened again, spilling contents onto lindsay avenue and darling hill rd. In derby Vermont. A us border patrol SUV came upon the scene and called vt state police. The border patrol driver travelled down lindsay rd. To see the extent of the items and returned reporting items were on the road for approximately 1/4 mile to where it turns onto orrwood drive. Phone calls to Porsche selling dealer & Porsche of America resulted in denials that any other malfunctions of this nature took place with other 2015 Porsche Cayenne owners. There were other electrical faults that were also taking place that day including false warning of deflated tire, a warning that the right rear taillight was defective, and numerous navigation functionality faults existed. When retiring for the evening, 6-8 dashboard lights did not turn off, which was not normal, despite the key being off and out, and the headlight switch turned off. They later self-extinguished within 5 minutes. Dealer invited me to drive 4 hours South to bring the vehicle in for examinaation and possible correction.

- Plainfield, NH, USA