LincolnContinental1991Overview/lincoln/continental/1991/base/

1991 Lincoln Continental

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1991 Continental.

Body PASSENGER CARTransmission Automatic 4-spd

The 1991 Lincoln Continental arrived as a full-size passenger car paired with a four-speed automatic transmission, returning EPA fuel economy figures of 15 city, 22 highway, and 18 combined mpg while calling for 5.0 quarts of 5W-30 API engine oil at service intervals. Its 359 owner complaints and three issued recalls place the model year squarely in the middle of the Continental's documented reliability record, with the engine and engine cooling subsystem standing out as the dominant problem area. Across the broader 1990–2020 complaint history, 1991 sits well clear of the trouble-heavy 1993 peak of 427 complaints and well above the all-time low of just 7 complaints recorded in 2020, framing it as a representative mid-pack year rather than an outlier in either direction.

Model year202020192018201720022001200019991991

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity5.0 qtOEM · verified
Engine oil type5W-30 APIOEM · verified
EPA fuel economy15/22/18 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

OE service part numbers OEM · verified

ThermostatRT1053 discontinued

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length205.1 in
Overall width72.8 in
Overall height55.5 in
Wheelbase109.1 in
Curb weight3671 lb
Weight distribution (front / rear)62/38

Ratings & economy EPA / vPIC

EPA city / highway / combined15 / 22 / 18 mpg
DrivetrainFront-Wheel Drive
Passenger volume104 cu ft
Cargo volume19 cu ft
Recommended fuelRegular Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the Continental of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

10.5 sec0–60 mph (tested)quickest 10.50 sec — 1988 Signature Series
YearTrim / engine0–60¼ mileHPDrivetrain
1988Signature Series 3.8L V610.50 sec17.60 sec140 hpFWD

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 5.0 qt of 5W-30 API engine oil, DOT 3 brake fluid.

Lubricants & capacities

Brake FluidDOT 3
Engine CoolantETHYLENE GLYCOL
Engine Oil5W-30 · API
Engine Oil Capacity5.0 qt

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 60,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 7,500 miTire & Wheel Assembly (rotate)
Every 7,500 miEngine Oil (drain & refill) · Engine Oil Filter (replace)
Every 15,000 miTire & Wheel Assembly (rotate)
Every 30,000 miAccessory Drive Belt (inspect) · Brake Linings (inspect) · Engine Air Filter Element (replace) · Engine Breather Filter (replace) · Engine Coolant System (drain, flush & refill) · Exhaust System Heat Shield (inspect)
Every 60,000 miSpark Plugs (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

In 1991 the Lincoln Continental saw 359 federal complaints— a sharp rise from the 252 complaints recorded in 1990 and well above the post‑1993 dip that fell to 59–99 complaints per year through 1998. Recall activity was relatively low at three recalls, matching the low‑recall years of 1992 and 1995 but falling short of the higher recall spikes in 1993 and 1994 (seven each). Technical Service Bulletins (TSBs) peaked at 61, sitting between the modest 53 in 1990 and the surge to 74‑122 TSBs from 1992 onward, indicating growing manufacturer attention to emerging issues. The top complaint categories—Engine & Engine Cooling, Service Brakes, Suspension, and Power Train—show that core mechanical systems were the primary pain points, while crash‑related complaints were minimal (7) and fire complaints were modest (22). Overall, 1991 sits at the early high‑complaint end of the generation’s arc, suggesting more systemic issues than later, lower‑complaint years; prospective buyers should weigh the elevated complaint count and consider whether any lingering problems have been addressed in later model years.

3
Open recalls
NHTSA campaigns
61
Service bulletins
Manufacturer communications
7
ODI investigations
Office of Defects Investigation
359
Owner complaints
7 involved a crash · 22 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 359 complaints on record, top 8 components.

Engine & Engine Cooling53
Service Brakes, Hydraulic50
Suspension41
Power Train36
Electrical System27
Steering21
Structure20
Visibility15

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 3 campaigns on record for this vehicle.

97V025000Vehicle Speed ControlReported 26/02/1997

VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH 3.8L ENGINES AND ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: ALASKA, COLORADO, IOWA, IDAHO, ILLINOIS, INDIANA, KANSAS, MASSACHUSETTS, MAINE, MICHIGAN… Remedy: DEALERS WILL ADD A BOOT TO THE SPEED CONTROL CABLE.

98V323000Structure:Frame And MembersReported 16/12/1998

VEHICLE DESCRIPTION: PASSENGER VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN CONNECTICUT, DELAWARE, DISTRICT OF COLUMBIA, ILLINOIS, INDIANA, IOWA, KANSAS, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN… Remedy: DEALERS WILL INSTALL SUBFRAME REAR MOUNT BOLTS, REINFORCEMENT PLATES, AND PLATE NUTS.

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Continental. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 1991 Continental take?

5.0 qt of 5W-30 API, per the factory manual.

Does the 1991 Continental have open recalls?

NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Continental get?

EPA figures are 15 city / 22 highway / 18 combined mpg.