The 1984 Buick Lesabre has 2 NHTSA recall campaigns affecting an estimated 1,756,417 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 7 complaints with NHTSA, most often about the engine and engine cooling. Last updated July 5, 2026.
A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).
SERVO ROD ASSEMBLY COULD CATCH ON ENGINE COMPONENTS ANDRESULT IN A STUCK THROTTLE WITH POTENTIAL FOR A VEHICLE CRASH.
INSTALL A NEW BUSHING IN CRUISE CONTROL SERVO BAIL.
RUBBER FUEL HOSE COULD ALLOW A SLOW FUEL LEAK WHILE THE ENGINE IS RUNNING.
DEALER WILL REPLACE RUBBER FUEL HOSE.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“Engine failure resulted in vehicle fire. Fire consumed the whole vehicle (ohio traffic crash report). Nlm”
“Engine failure resulted in vehicle fire. Fire consumed the whole vehicle (ohio traffic crash report). Nlm”
“Engine failure resulted in vehicle fire. Fire consumed the whole vehicle (ohio traffic crash report). Nlm”
“While sitting in vehicle, radio on, it started smoking, caught fire, engine blew, vehicle totalled, dealer cannot duplicate the problem. *ak”
“Vehicle stalled, causing loss of steering and brakes, resulting in an accident. (new jersey state police report)”
“Passenger side reclining seat broke and fell backwards. Tt”
“The rear passenger lap seatbelts never come out and have never worked. The one in the middle works but not the two sides. Tt”
There is no summary currently available
There is no summary currently available
SUBJECT VEHICLES:CAPRICE, CAPRICE CLASSIC, CUSTOM CRUISER, DEVILLE,ELECTRA, ESTATE WAGON, FLEETWOOD, LESABRE, NINETY-EIGHT, PARISIENNE,PARK AVENUE.(ALL 1984-86 GM VEHICLES EQUIPPED WITH HYDROBOOST II SYSTEMS)ANALYSIS:CONSUMER COMPLAINTS ALLEGE SEVERAL PROBLEMS INVOLVING THE POWERSTEERING AND POWER BRAKE SYSTEMS OF…
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Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1984 Buick Lesabre as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.