MercuryGrand Marquis2000Overview/mercury/grand-marquis/2000/base/

2000 Mercury Grand Marquis

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2000 Grand Marquis.

Body PASSENGER CARTransmission Automatic 4-spd

The 2000 Mercury Grand Marquis is a traditional passenger car equipped with a 4-speed automatic transmission, achieving an EPA-estimated 16 mpg city and 23 mpg highway while carrying a 5.0-quart oil capacity. Owner feedback for this model year totaled 194 complaints, with visibility issues leading the concerns, and it was subject to 8 recalls. Within the nameplate’s 1990–2011 complaint history, this count sits well below the 2005 peak of 487, marking the 2000 Grand Marquis as a relatively dependable vintage.

Model year201120102009200820072006200520042000

Quick specs

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

Engine oil capacity5.0 qtOEM · verified
Engine oil type5W-20 APIOEM · verified
Lug nut torque85-105 ft-lbsOEM · verified
EPA fuel economy16/23/18 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 65 · 650 CCA battery. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 65 · 650 CCAOEM · verified
Tire sizeP225-60R16OEM · verified
Wheel / rim7 inOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 4-spd

Ratings & economy EPA / vPIC

EPA city / highway / combined16 / 23 / 18 mpg
DrivetrainRear-Wheel Drive
Passenger volume109 cu ft
Cargo volume21 cu ft
Recommended fuelRegular Gasoline

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-20 API engine oil, DOT 3 brake fluid. Torque lug nuts to 85-105 ft-lbs, the oil drain plug to 19.0 ft-lbs. The firing order is 1-3-7-2-6-5-4-8.

Lubricants & capacities

Brake FluidDOT 3
Engine CoolantETHYLENE GLYCOL
Engine Oil5W-20 · API
Engine Oil Capacity5.0 qt
Power Steering FluidATF

Engine torques

Crankshaft Pulley and/or Damper Bolts114-121 ft-lbs
Intake Manifold to Engine Bolts18.0 ft-lbs
Exhaust Manifold to Cylinder Head Bolts18.0 ft-lbs
Engine Oil Pan Drain Plug19.0 ft-lbs

Chassis torques

Lug Nuts85-105 ft-lbs
Front Wheel Hub221 ft-lbs

Ignition

Cylinder Firing Order1-3-7-2-6-5-4-8
Curb Idle Speed (No Load)802.5 rpm
Curb Idle Speed Variance (No Load)12.5 rpm
Spark Plug ManufacturerMotorcraft
Spark Plug Gap0.052-0.056 in
Spark Plug Torque11.0 ft-lbs
Ignition Timing10, Not adjustable degrees
Ignition Timing Acceptable Variance2 degrees

Battery & A/C

RefrigerantR134a
Refrigerant Capacity2.38 lbs
Oil GroupPAG
Oil Type46
Oil Capacity7.00 oz
Standard BCI Group Number65
Standard BCI Cranking Performance650 cca
Optional BCI Group Number65

Service checks

Pressure Test13-18 psi
Radiator Cap Pressure Relief13-18 psi
Thermostat Opening Temperature192-199 °F
Key ON Engine OFF (KOEO)30.0-45.0
Injector Primary Resistance11-18 ohms

Brakes

Torque Caliper to Bracket147 ft-lbs / 20 ft-lbs
Torque to Knuckle85-105 ft-lbs / 50 ft-lbs
Minimum Pad ThicknessFront: 0.039; Rear: 0.039 in
Minimum Shoe Thickness0.154 in
Rotor Max Parallel Variation0.00035 in / 0.0004 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From1.063 in / 0.56 in
Rotor Nominal Thickness To1.063 in / 0.56 in

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 5,000 mi; spark plugs every 100,000 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.

Every 5,000 miEngine Oil (drain & refill) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 15,000 miBrake System (inspect) · Cabin Air Filter (replace) · Engine Coolant System (leak inspection) · Steering Linkage (inspect) · Suspension System (inspect)
Every 30,000 miEngine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Exhaust System Heat Shield (inspect) · Fuel Filter (replace) · Transmission Assembly (drain & refill)
At 45,000 miEngine Coolant System (drain, flush & refill)
Every 100,000 miAccessory Drive Belt (inspect) · PCV Valve (replace) · Spark Plugs (replace)
At 150,000 miDrive Axle Assembly (drain & refill) · Transmission Filter (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.

The 2000 Mercury Grand Marquis sits at the apex of a recall escalation trend that began climbing from 5 recalls in 1999 to 8 in 2000—the highest recall count in the entire dataset—before dropping sharply to 5 in 2001 and just 2 by 2002. This spike coincides with elevated TSBs (109 versus 93 in 2001 and 67 in 2002), suggesting the manufacturer was actively addressing accumulated defects through 2000 before reliability improved in subsequent model years. Complaints at 194 are slightly lower than the 203 in 1999 and well below the 383 high-water mark of 1997, placing 2000 in a transitional phase between the complaint-heavy late 1990s and the notably calmer early 2000s (106 complaints in 2002). The top complaint categories—visibility (17), engine cooling (16), exterior lighting (15), and service brakes (13)—align with 16 crash-related complaints and 5 fire complaints, though the data does not specify root causes. The generation-wide pattern shows a clearing of known issues via recalls through 2000, after which complaints, investigations, and TSBs all decline sharply through 2002. **Bottom line:** the 2000 model benefits from having had its defects addressed through the highest recall volume of its generation, making it a comparatively sound candidate within this era—provided the buyer verifies that all applicable recalls have been completed.

8
Open recalls
NHTSA campaigns
109
Service bulletins
Manufacturer communications
3
ODI investigations
Office of Defects Investigation
194
Owner complaints
16 involved a crash · 5 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 194 complaints on record, top 8 components.

Visibility17
Engine & Engine Cooling16
Exterior Lighting15
Service Brakes, Hydraulic13
Steering12
Suspension12
Seat Belts10
Structure10

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 8 campaigns on record for this vehicle.

15E082000SteeringReported 06/10/2015

Dorman Products, Inc. (Dorman) is recalling certain model Dorman Steering Shafts, part number 425-359, Solutions Steering Shafts, part number 7-0359, and OE Solutions Steering Shafts, part number 425-359, manufactured… Remedy: Dorman will notify owners, and dealers will replace the steering shaft, free of charge. The recall began on October 28, 2015. Owners may contact Dorman customer service at…

06E056000Fuel System, GasolineReported 13/06/2006

CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. DUE TO INCORRECT DESIGN, THE QUICK… Remedy: UFI WILL NOTIFY OWNERS AND REPLACE THE FILTERS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2006. OWNERS MAY CONTACT UFI FILTERS USA AT 800-230-5876.

Technical service bulletins NHTSA · verified

Showing 5 of 109 bulletins on record with NHTSA.

BulletinDateComponentSummary
TSB 19-20262019-02-07StructureSome 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels…
TSB 19-20262019-02-07StructureSome 2000 and newer Ford, Lincoln and Mercury vehicles equipped with aluminum body panels…
CSP 08B042008-05-15Fuel System, GasolineFORD/LINCOLN MERCURY: CERTAIN 1992-2001 MODEL YEAR CROWN VICTORIA, GRAND MARQUIS, AND…
072122007-10-01Engine And Engine CoolingSOME 1997-2008 VEHICLES EQUIPPED WITH A 4.6L 2V, 5.4L 2V, OR 6.8L 2V ENGINE--SPARK PLUG…
05N042005-12-14Engine And Engine CoolingEXTENDED COVERAGE PROGRAM 05N04 - EXTENDED COVERAGE FOR COMPOSITE INTAKE MANIFOLD. THIS…

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 Grand Marquis. 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 2000 Grand Marquis take?

5.0 qt of 5W-20 API, per the factory manual.

Does the 2000 Grand Marquis have open recalls?

NHTSA lists 8 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Grand Marquis get?

EPA figures are 16 city / 23 highway / 18 combined mpg.