In fact, the ragtop Riv died with the '86 E-body, which was deemed too small to be a practical 4-seater in convertible kind (although Buick later showed a prototype of just such a automotive). An open-air Reatta bowed for 1990 as Buick's first "in-house" ragtop in 15 years. A big issue was sturdy new competition from Pontiac, xây nhà trọn gói Trảng Bàng whic...