Market Position:
Full-size, rear-wheel-drive luxury sedan positioned as a comfortable and spacious cruiser, often appealing to traditional buyers.
Key Competitors:
Dodge Charger, Chevrolet Impala, Buick Lucerne (though less direct due to RWD)
Licensing:
Officially licensed, derived from OE (Original Equipment) materials.
Convenience:
Online accessibility, instant access, eliminates the need for physical manuals.
Coverage Areas:
Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical System, HVAC, Body, Chassis, Interior, Exterior
Page Count Estimate:
1500+
Manual Type:
Online Service and Repair Manual Software
Format:
Web-based (accessible via browser), Licensed Online Access
Access Duration:
1 Year (with option for extensions)
Device Compatibility:
PC, Laptop, Smartphone, Tablet (with internet connection and web browser)
Engine Systems:
Engine mechanical (disassembly, assembly, inspection), Fuel & Emissions Control Systems, Ignition System, Cooling System, Lubrication System, Starting and Charging System, Engine Performance Diagnostics
Drivetrain Systems:
Automatic Transmission (4R75W), Drivetrain components (driveshaft, rear axle), Differentials, Axles
Braking Systems:
Front and Rear Brakes (disc/drum configurations), ABS System, Parking Brake
Steering And Suspension:
Power Steering System, Steering Column, Front Suspension (double wishbone, coil springs), Rear Suspension (solid axle, leaf springs), Wheel Alignment
Electrical Systems:
Wiring Diagrams, Lighting System, Instrument Cluster, Body Control Module (BCM), Powertrain Control Module (PCM), Power Accessories (windows, locks, mirrors), Audio System, Cruise Control
HVAC Systems:
Air Conditioning System, Heating System, Climate Control System
Body And Chassis:
Body panels, Doors, Hood, Trunk, Bumpers, Frame, Exhaust System
Maintenance Procedures:
Oil Changes, Filter Replacements (oil, air, fuel, cabin), Fluid Checks and Replacements (coolant, brake fluid, power steering fluid, transmission fluid), Spark Plug Replacement, Belt Inspection and Replacement, Battery Maintenance
Repair Procedures:
Engine component repair and replacement, Transmission overhaul and repair, Brake component replacement (rotors, pads, calipers), Suspension and steering component replacement, Electrical component diagnosis and repair, HVAC component repair, Body panel repair and replacement
Diagnostic Procedures:
Troubleshooting guides for various systems, OBD-II diagnostic code interpretation, Component testing procedures
Technical Depth:
Comprehensive, OE-level detail including disassembly, assembly, inspection, specifications, and torque values for most components.
Engine Code:
4.6L SOHC V8
Engine Family:
Ford Modular (2V) V8
Displacement:
281 cubic inches (4.6 Liters)
Bore X Stroke:
3.55 in x 3.30 in (90.2 mm x 83.0 mm)
Horsepower:
224 hp @ 4,800 RPM (Crown Victoria spec, Grand Marquis slightly detuned for torque)
Torque:
272 lb-ft @ 3,500 RPM (Crown Victoria spec, Grand Marquis slightly detuned for torque)
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI)
Fuel Type:
Unleaded Gasoline
Fuel Octane Rating:
87 Octane (Minimum)
Coolant Capacity:
Approx. 14.5 quarts (13.7 Liters) with heater
Oil Capacity:
Approx. 6 quarts (5.7 Liters) with filter change
Oil Filter Part Number:
Motorcraft FL-820-S (or equivalent)
Length:
212.0 inches (5385 mm)
Width:
78.5 inches (1994 mm)
Height:
59.2 inches (1503 mm)
Wheelbase:
114.7 inches (2913 mm)
Front Track:
64.0 inches (1626 mm)
Rear Track:
64.2 inches (1631 mm)
Ground Clearance:
Approx. 5.5 inches (140 mm)
Curb Weight:
Approx. 4,115 - 4,245 lbs (1,866 - 1,925 kg)
Gross Vehicle Weight Rating:
Approx. 5,300 lbs (2,404 kg)
Trunk Volume:
Approx. 20.6 cubic feet (583 Liters)
NHTSA Frontal Crash Rating:
5-Star Driver, 4-Star Passenger (for 2008 model year)
NHTSA Side Impact Rating:
4-Star Front, 4-Star Rear (for 2008 model year)
IIHS Roof Strength Rating:
Good
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Brake Assist:
Available (as part of AdvanceTrac)
Airbags:
Front driver and passenger airbags, Available front side-impact airbags
Seatbelts:
3-point front and rear seatbelts, Pretensioners and load limiters for front seats
Audio System:
Standard AM/FM stereo with CD player, available premium audio systems, optional in-dash 6-CD changer.
Display:
Digital clock, odometer, trip computer, and warning indicators in instrument cluster.
Cruise Control:
Standard electronic cruise control
Parking Assistance:
Available rear park assist sensors
Connectivity Options:
Not a primary focus for this generation; limited to audio input options.
Oil Change Interval:
7,500 miles (12,000 km) or 6 months, whichever comes first (under normal driving conditions).
Air Filter Replacement:
15,000 miles (24,000 km) or 12 months, or as needed based on inspection.
Cabin Air Filter Replacement:
15,000 miles (24,000 km) or 12 months, or as needed.
Transmission Fluid Change:
75,000 miles (120,000 km) under normal driving conditions, more frequently under severe conditions (e.g., towing, stop-and-go traffic).
Coolant Flush:
100,000 miles (160,000 km) or 10 years for the initial flush, then every 50,000 miles (80,000 km) or 5 years thereafter.
Power Steering Fluid:
Mercon V ATF or equivalent
Common Issues:
Heater core leaks (common on Panther platform), front suspension component wear (ball joints, tie rods, bushings), rear axle pinion seal leaks, occasional transmission hard shifting.
Brand Positioning:
Mercury was positioned as a 'mid-tier' or 'premium mainstream' brand by Ford, often offering more features and comfort than comparable Ford models.
Panther Platform Lineage:
The Grand Marquis shares its platform with the Ford Crown Victoria and Lincoln Town Car, representing a lineage of robust, body-on-frame, rear-wheel-drive American sedans.
Fourth Gen Updates 2008:
The 2008 model received minor styling updates, including revised front and rear fascias, and potential interior trim enhancements. Powertrain remained largely the same.
Production Location:
St. Thomas Assembly Plant, Ontario, Canada
Production Years Model:
1992-2011 (for Grand Marquis)