1971 BUICK RIVIERA Treasure Hunts Hot Wheels review by CGR Garage features the '71 Buick Riviera with a burgundy red paint job, flames and sharp detailed pin striping. Gold chrome wheels, gold chrome interior and massive subwoofers make this one SUPER FLY ride! 1971 Buick Riviera video review shows the kind of cool paint jobs that Hot Wheels fans can collect in the Treasure Hunts series. Treasure Hunts are rare collectable cars from HotWheels by Mattel which are released in limited numbers and video review shows up close HD images of detailing on '71 Buick Riviera with red paint and a white roof.