IllustrationBOSCH SPARK PLUGS CAUSED HESITATION AND ONE EXPLODED. TT
1984 Oldsmobile Ciera
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Ciera years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 0 of 3 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electrical System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Seat Belts. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
Electrical System complaints
1 reportsOfficial recalls
285V034000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Mar 29, 1985
THE FUEL SYSTEM MAY LEAK AT THE THROTTLE BODY INJECTION FUEL FEED PIPE CONNECTION. CONSEQUENCE OF DEFECT: THIS LEAKAGE COULD RESULT IN AN UNDERHOOD FIRE WHICH COULD SPREAD TO THE PASSENGER COMPARTMENT AND CAUSE BURN INJURIES TO OCCUPANTS.
Consequence & remedy
Consequence: Not supplied
Remedy: REPLACE THE FUEL FEED PIPE.
84V011000 · Seats:front Assembly:recliner
Feb 6, 1984
SOME VEHICLES HAVE BUCKET SEAT BACK LOCKS THAT DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD 207, ANCHORAGE OF SEATS. IN EVENT OF A CRASH, THE SEAT BACK LOCK MAY NOT FUNCTION.
Consequence & remedy
Consequence: Not supplied
Remedy: INSPECTION OF SEAT BACK LOCKS WILL BE PERFORMED. LOCKS THAT HAVE BENT, BROKEN OR MISSING HOOKS WILL BE REPLACED.
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
6PE88027 · Headlamp Switch Failure
Opened Feb 9, 1988 · Closed May 11, 1988
Status: closed (inferred from source dates) · Exterior Lighting
===
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.======
DP86018 · Power Steering Failure
Opened Sep 5, 1986 · Closed Dec 19, 1986
Status: closed (inferred from source dates) · Unknown Or Other
POWER STEERING FAILURE
EA85046 · Power Brake Assist
Opened Aug 30, 1985 · Closed Jul 24, 1987
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
SUMMARY OF INFORMATION FROM MANUFACTURER: IN ANALYZING THIS MATTER GMIDENTIFIED THREE PRIMARY SOURCES FOR THE COMPLAINTS.THE FIRST INVOLVESA GRADUAL DETERIORATION IN PERFORMANCE OF BELT DRIVEN VACUUM PUMPS.AC-CORDING TO GM, VEHICLES EQUIPPED WITH VACUUM PUMPS ARE ALSO EQUIPPED WITHA LOW VACUUM WARNING LIGHT, WHICH IS ILLUMINATED WHEN BOOSTER VACUUMFALLS BELOW 10 IN. HG.THIS SIGNALS THE DRIVER THAT MAINTENANCE IS NEED-ED.THE SECOND SOURCE OF COMPLAINTS WAS TRACED TO A QUALITY CONTROL PROB-LEM ASSOCIATED WITH ONE OF THE BRAKE BOOSTER DIAPHRAGM SUPPLIERS. USE OFPARTS FROM THIS SUPPLIER WAS DISCONTINUED IN SEPTEMBER 1984.THE THIRDCOMPLAINT SOURCE IDENTIFIED BY GM IS THE LOW VACUUM WARNING LIGHT IN 1982MODELS. ACCORDING TO GM, THE LIGHT INDICATED LOW VACUUM WHEN THERE WAS NOPROBLEM OR A LEAK IN THE SWITCH RESULTED IN REDUCED VACUUM AND ILLUMINA-TION OF THE LIGHT.THIS WAS ALSO TRACED TO A GM SUPPLIER THAT WAS DIS-CONTINUED IN 1982.GM ISSUED FIELD SERVICE INFORMATION COVERING SWITCHREPLACEMENT IN LATE 1982.ANALYSIS: GM HAS IDENTIFIED SPECIFIC VEHICLE COMPONENTS RESPONSIBLE FORREDUCED POWER BRAKE VACUUM ASSIST AMONG THE SUBJECT VEHICLES.THE NUMBERAND NATURE OF THE ODI AND GM COMPLAINTS RECEIVED ALONG WITH THE ALLEGEDACCIDENTS REPORTED INDICATE A POTENTIAL VEHICLE SAFETY PROBLEM.STATUS:THE FINAL REPORT CONCERNING THE OWNER SURVEY FROM THEAUTOMOBILE CLUB OF SOUTHERN CALIFORNIA WAS RECEIVED ON 6/10/87.===
C85007 · Rear Brake Lockup
Opened Jun 19, 1985 · Closed May 18, 1989
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
There is no summary currently available
Additional source detail variants (2)
Service Brakes, Hydraulic
There is no summary currently available
Service Brakes, Hydraulic
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