INTERNAL CORROSION OF PULSAIR CHECK VALVE ASSEMBLY COULD PERMIT EXHAUST GAS TO MELT THE PLASTIC SHUT OFF VALVE AND DRAW VALVE PIECES INTO THE AIR CLEANER AND THROTTLE BODY.
Consequence & remedy
Consequence: IF VALVE PIECES LODGE AGAINST THROTTLE PLATE, ENGINE MAYNOT RETURN TO IDLE RESULTING IN LOSS ACCELERATOR CONTROL AND POSSIBLY A CRASH.
Remedy: REPLACE PULSAIR CHECK VALVE AND SHUT OFF VALVE WITH NEWLY DESIGNED VALVES.
THE METAL FLOOR PAN ANCHOR BAR COULD FATIGUE AND BREAK AROUND THE LEFT FRONT OUTER SEAT ADJUSTER STUD OF THE DRIVERS SEAT, ALLOWING THE STUD TO SEPARATE FROM THE FLOOR PAN ANCHOR BAR.
Consequence & remedy
Consequence: DRIVERS SEAT COULD TIP REARWARD UNEXPECTEDLY; THIS COULDRESULT IN LOSS OF CONTROL AND A VEHICLE CRASH WITHOUT PRIOR WARNING.
Remedy: INSTALL A REINFORCEMENT BRACKET ON THE FLOOR PAN ANCHOR BAR AT THE LEFT FRONT OUTER SEAT ADJUSTER POSITION OF THE DRIVERS SEAT.
THE BRAKE PROPORTIONER VALVES MAY BREAK AND SEPARATE FROM THE MASTER CYLINDER. THIS WOULD ALLOW BRAKE FLUID TO LEAK AND WOULD RESULT IN A PARTIAL LOSS OF THE BRAKE SYSTEM.
Consequence & remedy
Consequence: Not supplied
Remedy: THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE ALL SUSPECT VALVES.
POSSIBLE FUEL LEAKAGE COULD OCCUR AT THE THROTTLE BODY INJECTION FUEL FEED PIPE CONNECTION ON THE INVOLVED VEHICLES.
Consequence & remedy
Consequence: Not supplied
Remedy: THE FUEL FEED LINE FITTING BOLT AND TWO WASHERS WILL BE REPLACED BY THE DEALER AT NO COST TO OWNER.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
5
EA87006 · Power St. Assist
Opened Dec 16, 1986 · Closed Sep 19, 1988
Status: closed (inferred from source dates) · Steering
SUMMARY OF INFORMATION FROM THE MANUFACTURER:GM HAS DEVELOPED A SPLITRING FIELD REPAIR KIT AND IS EXTENDING THE WARRANRY ON ALL 1982-84 A,J, AND X, BODY CARS AND 1985 C,BODY CARS.THE WARRANTY APPLIES TO CARSTHAT ARE FOR 50,000 MILES OR 5 YRS.IT INCLUDES REIMBURSEMENT FOR PREVIOUSREPAIRS.ANALYSIS:WEARING OF THE RACK AND PINION HOUSING AND LOW AMBIENT TEMPCAN CAUSE TEMPORARY LOSS OF POWER ASSIST.TEFLON O RINGS FAIL TO SEALOFF INTERNAL PRESSURE.STATUS:EVALUATING THE EXTENDED WARRANTY OFFER BY GM.======
EA87007 · Sudden Accel
Opened Dec 16, 1986 · Closed Aug 7, 1987
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
SUMMARY OF INFORMATION FROM MANUFACTURER:ANALYSIS:STATUS: GM RESPONDED BY LETTER DATED 12 FEBRUARY 1987.EA CLOSED ON8/7/87.===
DP86019 · Sudden Acceleration
Opened Sep 12, 1986 · Closed Dec 22, 1986
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
EA86023 · Seat Track Lock
Opened Aug 1, 1986 · Closed Jun 1, 1987
Status: closed (inferred from source dates) · Seats
There is no summary currently available
PE85016 · Engine Compartment Fires
Opened Dec 3, 1984 · Closed Mar 22, 1985
Status: closed (inferred from source dates) · Engine And Engine Cooling
There is no summary currently available
1983 Oldsmobile Firenza Problems, Complaints & Recalls | Skip That Year
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