Has anyone had problems with just one side blinker and break light not working in back?
Try.changing the bulbs out if that doesn't work then it could be a fuse some vehicle manufacturers run their fuses for left side lights and right side lights fuses for such things as lights should be in the vehicle somewhere around the dash or door jam area possible also be in the glove box
Search Buick Riviera Questions
Buick Riviera Experts
Related Models For Sale
Used Cars For Sale