1999 MERCURY MYSTIQUE — Owner-Reported Problems

NHTSA Office of Defects Investigation Snapshot 2026-08-22 127 complaints · 0 recalls
Most-reported system: STRUCTURE (24 complaints · 18.9%)
Safety signals:
  • Crashes 14
  • Fires 1
  • Injuries 12
  • Deaths 1
Compare with 1998 →
NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Component Problem Distribution

Share of owner complaints filed for each vehicle system (unaffected by sales volume)

Component Problem Distribution STRUCTURE appears in 24 of 127 owner complaints (18.9%) in this vehicle snapshot. STRUCTURE: 24 complaints, 18.9% of reports STRUCTURE 24 · 18.9% · 1 crash reports SERVICE BRAKES: 18 complaints, 14.2% of reports SERVICE BRAKES 18 · 14.2% · 4 crash reports VISIBILITY: 12 complaints, 9.4% of reports VISIBILITY 12 · 9.4% ELECTRICAL SYSTEM: 11 complaints, 8.7% of reports ELECTRICAL SYSTEM 11 · 8.7% ENGINE: 11 complaints, 8.7% of reports ENGINE 11 · 8.7% · 1 fire reports AIR BAGS: 5 complaints, 3.9% of reports AIR BAGS 5 · 3.9% · 5 crash reports FUEL SYSTEM: 5 complaints, 3.9% of reports FUEL SYSTEM 5 · 3.9% POWER TRAIN: 4 complaints, 3.2% of reports POWER TRAIN 4 · 3.2% · 1 crash reports STEERING: 4 complaints, 3.2% of reports STEERING 4 · 3.2% UNKNOWN OR OTHER: 94 complaints, 74.0% of reports UNKNOWN OR OTHER 94 · 74.0% · 11 crash reports 1 fire reports 0% 25% 50% 75% 100%

UNKNOWN OR OTHER is an NHTSA classification artifact and is always listed last.

View component data as a table
System / Component Complaints Share of Reports Safety Reports (Crashes / Fires)
STRUCTURE 24 18.9% 1 crashes · 0 fires
SERVICE BRAKES 18 14.2% 4 crashes · 0 fires
VISIBILITY 12 9.4% 0 crashes · 0 fires
ELECTRICAL SYSTEM 11 8.7% 0 crashes · 0 fires
ENGINE 11 8.7% 0 crashes · 1 fires
AIR BAGS 5 3.9% 5 crashes · 0 fires
FUEL SYSTEM 5 3.9% 0 crashes · 0 fires
POWER TRAIN 4 3.2% 1 crashes · 0 fires
STEERING 4 3.2% 0 crashes · 0 fires
UNKNOWN OR OTHER 94 74.0% 11 crashes · 1 fires
NHTSA Consumer Complaints, NHTSA Safety Recalls, and NHTSA Defect Investigations Snapshot 2026-08-22 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Problem & Recall Timeline

Observed complaint volume and manufacturer recall actions over time

Problem & Recall Timeline Owner reports in this snapshot begin in Jan 1999. 1999-Q1: 2 owner reports 2 1999-Q3: 2 owner reports 2 1999-Q4: 6 owner reports 6 2000-Q1: 3 owner reports 3 2000-Q2: 2 owner reports 2 2000-Q3: 6 owner reports 6 2000-Q4: 4 owner reports 4 2001-Q1: 4 owner reports 4 2001-Q2: 1 owner reports 1 2001-Q3: 7 owner reports 7 2001-Q4: 2 owner reports 2 2002-Q1: 1 owner reports 1 2002-Q2: 3 owner reports 3 2002-Q3: 3 owner reports 3 2002-Q4: 3 owner reports 3 2003-Q1: 2 owner reports 2 2003-Q2: 3 owner reports 3 2003-Q3: 6 owner reports 6 2003-Q4: 7 owner reports 7 2004-Q1: 8 owner reports 8 2004-Q2: 8 owner reports 8 2004-Q3: 4 owner reports 4 2004-Q4: 4 owner reports 4 2005-Q1: 3 owner reports 3 2005-Q2: 2 owner reports 2 2005-Q3: 4 owner reports 4 2005-Q4: 4 owner reports 4 2006-Q1: 1 owner reports 1 2006-Q2: 1 owner reports 1 2006-Q3: 1 owner reports 1 2006-Q4: 5 owner reports 5 2007-Q1: 3 owner reports 3 2007-Q2: 1 owner reports 1 2007-Q3: 2 owner reports 2 2008-Q1: 1 owner reports 1 2008-Q2: 2 owner reports 2 2008-Q3: 1 owner reports 1 2009-Q1: 2 owner reports 2 2009-Q4: 1 owner reports 1 2011-Q1: 1 owner reports 1 2012-Q4: 1 owner reports 1 Owner reports Jan 1999 Oct 2012 Investigation EA01001 ● Investigation EA01001 Investigation DP06004 ● Investigation DP06004
View timeline records as a table
Date Record type Count Record identifier
1999-Q1 Owner reports 2
1999-Q3 Owner reports 2
1999-Q4 Owner reports 6
2000-Q1 Owner reports 3
2000-Q2 Owner reports 2
2000-Q3 Owner reports 6
2000-Q4 Owner reports 4
2001-Q1 Owner reports 4
2001-Q2 Owner reports 1
2001-Q3 Owner reports 7
2001-Q4 Owner reports 2
2002-Q1 Owner reports 1
2002-Q2 Owner reports 3
2002-Q3 Owner reports 3
2002-Q4 Owner reports 3
2003-Q1 Owner reports 2
2003-Q2 Owner reports 3
2003-Q3 Owner reports 6
2003-Q4 Owner reports 7
2004-Q1 Owner reports 8
2004-Q2 Owner reports 8
2004-Q3 Owner reports 4
2004-Q4 Owner reports 4
2005-Q1 Owner reports 3
2005-Q2 Owner reports 2
2005-Q3 Owner reports 4
2005-Q4 Owner reports 4
2006-Q1 Owner reports 1
2006-Q2 Owner reports 1
2006-Q3 Owner reports 1
2006-Q4 Owner reports 5
2007-Q1 Owner reports 3
2007-Q2 Owner reports 1
2007-Q3 Owner reports 2
2008-Q1 Owner reports 1
2008-Q2 Owner reports 2
2008-Q3 Owner reports 1
2009-Q1 Owner reports 2
2009-Q4 Owner reports 1
2011-Q1 Owner reports 1
2012-Q4 Owner reports 1
Defect investigation 1 EA01001
Defect investigation 1 DP06004
NHTSA Safety Recalls Snapshot 2026-08-22 Open source record Read our complete data methodology →

Safety Recalls (0)

Official safety recall campaigns filed with NHTSA

Zero safety recalls recorded for this model year in official NHTSA records.

NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Complaint Narrative Explorer

Verbatim owner-reported defect narratives from NHTSA public records

Data: NHTSA Office of Defects Investigation · snapshot Aug 21, 2026
Safety incident filters
Showing 0 of 127 complaints · page 1 of 6

No complaints match the current filters.
EPA Fuel Economy Database Snapshot 2026-08-21 Open source record Read our complete data methodology →

Estimated Ownership Cost

EPA fuel economy ratings and annual operating cost estimates

Data: US EPA Fuel Economy Guide · snapshot Aug 21, 2026
Supported range: 1,000–60,000 miles per year
Supported range: $1.50–$10.00 per gallon
55% city45% highway
Estimate unavailable

EPA fuel-economy data is unavailable for this vehicle.

No estimate is shown when required EPA values are unavailable.

 Open Ownership Cost Calculator →

Adjacent Model Years

Immediate preceding and succeeding model year records

NHTSA Consumer Complaints Snapshot 2026-08-21 Open source record Read our complete data methodology →

Complaint counts reflect self-selected reports and are not normalised for production sales volume. We publish no reliability scores, superlatives, or vehicle rankings.

Methodology & Data Integrity

Data sourced from NHTSA Office of Defects Investigation. Snapshot date: 2026-08-21.

Read our complete data methodology → Sources