1984 Mercury GRAND MARQUIS: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
9 owner complaints analyzed
1 distinct recall campaigns
Not available median reported failure mileage
Scope: 1984 model year. Data snapshot: . 0 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Electrical System:Ignition:Switch is the most frequently named component, appearing in 2 of 9 complaints (22.2%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Engine operation | 1 | 11.1% |
| Electrical and battery issues | 1 | 11.1% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Electrical System:Ignition:Switch | 2 |
| Electrical System:Wiring:Front Underhood | 2 |
| Engine And Engine Cooling:Exhaust System:Emission Control:Gas Recirculation Valve (Egr Valve) | 2 |
| Structure:Body | 2 |
| Engine And Engine Cooling:Engine:Gasoline | 1 |
| Engine And Engine Cooling:Exhaust System | 1 |
| Fuel System, Gasoline:Storage:Tank Assembly | 1 |
| Unknown Or Other | 1 |
Electrical System:Ignition:Switch: 2; Electrical System:Wiring:Front Underhood: 2; Engine And Engine Cooling:Exhaust System:Emission Control:Gas Recirculation Valve (Egr Valve): 2; Structure:Body: 2; Engine And Engine Cooling:Engine:Gasoline: 1; Engine And Engine Cooling:Exhaust System: 1; Fuel System, Gasoline:Storage:Tank Assembly: 1; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
No usable failure mileage is recorded. 9 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 1995 | 3 |
| 1996 | 5 |
| 2000 | 1 |
1995: 3; 1996: 5; 2000: 1
Pattern summary
Electrical System:Ignition:Switch leads the component reports. Engine operation appears in 1 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 481258 · 1995-02-15 (February 15, 1995)
ACCELERATOR STUCK WHILE ATTEMPTING TO BACK UP, CAUSING SUDDEN ACCELERATION/LOSS OF CONTROL/ACCIDENT. *SKD
Owner-reported narrative. Look up ODI 481258 at NHTSA ↗
Owner report 484238 · 1995-07-20 (July 20, 1995)
VEHICLE EXPLODED INTO FLAMES WHEN HIT FROM BEHIND. *DH
Owner-reported narrative. Look up ODI 484238 at NHTSA ↗
Owner report 486389 · 1995-05-09 (May 9, 1995)
ENGINE STALLS/HESITATES/ROUGH IDLE DUE TO EGR VALVE FAILURE (OTHER VEHICLE ON 479693). *AK
Owner-reported narrative. Look up ODI 486389 at NHTSA ↗
Owner report 501820 · 1996-02-19 (February 19, 1996)
BOTH SUNVISORS HANG DOWN, BLOCKING VISIBILITY.
Owner-reported narrative. Look up ODI 501820 at NHTSA ↗
Owner report 502774 · 1996-03-28 (March 28, 1996)
DASHBOARD VINYL CRACKED, DETERIORATED AND DISINTEGRATED, FALLING INTO SPEAKER OPENINGS, CREATING POTENTIAL FOR ELECTRICAL SHORT.
Owner-reported narrative. Look up ODI 502774 at NHTSA ↗
Owner report 558010 · 2000-12-12 (December 12, 2000)
VEHICLE EXPERIENCES SUDDEN ACCELERATION WITHOUT WARNING, THE DEALER HAS BEEN UNSUCCESSFUL IN FINDING A REMEDY FOR THE PROBLEM. *SLC
Owner-reported narrative. Look up ODI 558010 at NHTSA ↗
Owner report 982928 · 1996-04-18 (April 18, 1996)
PARKED VEHICLE, SMOKE STARTED TO COME FROM UNDERNEATH THE HOOD. RESULTING IN VEHICLE FIRE BY FIREWALL NEAR THE MOTOR. *AK
Owner-reported narrative. Look up ODI 982928 at NHTSA ↗
Owner report 983849 · 1996-04-29 (April 29, 1996)
AFTER STARTING AUTO TO WARM IT UP THEN WALKED AWAY AND SUDDENLY IT BLEW UP AND BURNED EVERYTHING UNDER THE HOOD AND DASH. *AK
Owner-reported narrative. Look up ODI 983849 at NHTSA ↗
Recall history
1 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
83V134000 · Seat Belts:Front:Anchorage
Reported: 1983-12-20 (December 20, 1983)
THE BOLTS THAT ATTACH THE D-SHAPED RING FOR THE SHOULDER BELT ARE INADEQUATELY SUPPORTED BY THE MATERIAL IN WHICH THEY ARE MOUNTED. THE ATTACHMENT DOES NOT COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 210, "SEAT BELT ASSEMBLY ANCHORAGES".
Remedy: DEALERS WILL INSTALL NEW ATTACHING HARDWARE TO IMPROVE THE STRENGTH OF THE MOUNTING.
NHTSA campaign record ↗