Tl* the contact owns a 2013 porsche panamera. while driving approximately 70 mph, the coolant temperature indicator turned red and caused the vehicle to stall and shut completely off. the vehicle was towed to porsche of silver spring (located at 3141 automobile blvd, silver spring, md 20904, 888-462-9925) and porsche of arlington (located at 3100 jefferson davis hwy, arlington, va 22202, 888-600-3538). both dealers serviced the vehicle so that it could become operable again. the contact was unaware of the remedies that were performed. the contact stated that the failure has occurred frequently over the past five years. the manufacturer was made aware of the failures and provided a case number. the approximate failure mileage was 24,000.