Buick · Canada · Mod
Buick Riviera: Not Entered
Affects Buick Riviera · 1979 — about 130 vehicles.
The hazard
VEHICLES EQUIPPED WITH TURBO-CHARGED V6 EDNGINES. ONE OR MORE TUBES IN THE ENGINE VACUUM HARNESS MAY BE PLUGGED CAUSING A LOSS OF ENGINE SPARK ADVANCE, LOSS OF EXHAUST GAS RECIRCULATION (EGR), LOSS OF EARLY FUEL EVAPORATION (EFE) AND/OR LOSS OF AIR FUNCTION. THESE VEHICLES WOULD NOT COMPLY WITH CANADA MOTOR VEHICLE SAFETY STANDARD 1103 - EXHAUST EMISSIONS.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational