Buick · Canada · Mod
Buick Century, Regal +4 more: Not Entered
Affects Buick Century, Regal, Skyhawk, Omega, Lesabre, Skylark · 1977 — about 28K vehicles.
The hazard
VEHICLES EQUIPPED WITH 231 CU. IN. V-6 ENGINES. THE EXHAUST GAS RECIRCULATION (EGR) VALVE MAY HAVE A PLUGGED PASSAGE WHICH MAY CAUSE THE VEHICLE TO FAIL AN EMISSION INSPECTION TEST.
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