CONSUMER LOST CONTROL OF 2005 GMC ENVOY WHILE DRIVING. ***NO WHILE MAKING A RIGHT TURN ONTO A HIGHWAY THE CONSUMER SUDDENLY LOST CONTROL OF THE VEHICLE. THE CONSUMER ATTEMPTED TO CORRECT THE VEHICLE WHEN IT ROLLED OVER TWICE. THE CONSUMER AND HIS WIFE WERE SERIOUSLY INJURED. THE CONSUMER REQUEST THAT A SAFETY INVESTIGATION BE INITIATED IN REFERENCE TO THIS PROBLEM. THIS WAS A RENTAL VEHICLE. *NM