"How reliable is the 1994 Mercury Marquis?"

"Based on 44 NHTSA complaints, the 1994 Mercury Marquis has a median complaint mileage of 100000 miles. The most common issue is VISIBILITY:POWER WINDOW DEVICES AND CONTROLS."

"What are common problems with the 1994 Mercury Marquis?"

"The most frequently reported component in NHTSA complaints for the 1994 Mercury Marquis is VISIBILITY:POWER WINDOW DEVICES AND CONTROLS, accounting for a significant portion of the 44 total complaints filed."

1994 Mercury Marquis: Reliability Data

Source: NHTSA — 44 complaints

Total Complaints

100,000mi

Median Mileage

VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

53,000 25th Percentile

100,000 Median Mileage

132,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

VEHICLE SPEED CONTROL

VEHICLE SPEED CONTROL:CRUISE CONTROL

ELECTRICAL SYSTEM

SEATS

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

EXTERIOR LIGHTING

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"ODOR OF GASOLINE PERMEATES THE PASSENGER COMPARTMENT OF THE CAR DUE TO DEFECTIVE FUEL PUMP. *AK"

"IN REAR END ACCIDENT THE AIR BAG DID NOT DEPLOY AND THE DRIVER SIDE SEAT BROKE APART.PLEASE DESCRIBE. *AK"

"VEHICLE LURCHES FORWARD FROM A STOPPED POSITION."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

TN: 9 PA: 5 FL: 5 CA: 3 TX: 3 NY: 2 AZ: 2 IL: 2 SC: 2 NJ: 2

Who Files Complaints?

13.6%

Original Owners

86.4%

Second+ Owners

Mercury Marquis — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1992	30	-	ENGINE AND ENGINE COOLING:ENGINE:GASOLINE	7
1993	25	-	AIR BAGS	3
1995	26	-	FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY	0
1996	40	91,000	ENGINE AND ENGINE COOLING	3
1997	62	63,000	ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE	8
1998	40	75,000	SUSPENSION	1
1999	31	95,052	VEHICLE SPEED CONTROL	2
2000	24	-	STRUCTURE:BODY	1
2001	27	57,902	ENGINE AND ENGINE COOLING	4
2003	42	42,377	EXTERIOR LIGHTING	4

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28