NHTSA (USA)Low Risk
1990 BUICK RIVIERANHTSA Campaign #91V158000
The official notice
Defect
BRAKE INDICATOR LIGHT MAY NOT LIGHT WHEN IGNITION IS IN THE "ON" POSITION, THE PARKING BRAKE IS APPLIED, AND THE SHIFT SELECTOR IS IN THE PARK OR NEUTRAL GEAR RANGE.
Safety Risk
VEHICLES WOULD NOT MEET THE REQUIREMENTS OF FMVSS 101AND 105.
Remedy
REPLACE THE PROM IN THE BODY COMPUTER MODULE TO PREVENT THIS CONDITION FROM OCCURRING.
Updated June 10, 2026