Vehicle Segment:
Full-size luxury sedan, often utilized as a police interceptor variant
Target Audience:
Owners seeking to perform DIY maintenance and repairs, fleet managers, professional mechanics
Competitors:
Chevrolet Impala, Buick LeSabre/Lucerne, Chrysler 300
Manual Advantage:
Provides OE-level information, superior to generic Haynes/Chilton for detailed diagnostics and factory procedures
Convenience:
Instant online access from any device with a browser and internet connection
Cost Savings:
Enables DIY repairs, significantly reducing dealership or shop labor costs
Primary Coverage:
Full Service and Repair
Diagnostic Coverage:
Extensive diagnostic procedures and troubleshooting charts
Maintenance Coverage:
Scheduled maintenance, fluid changes, filter replacements
Electrical Coverage:
Comprehensive wiring diagrams and electrical system diagnostics
Estimated Pages:
Likely over 2,000 pages (typical for OE-derived software manuals)
Type:
Online Service and Repair Manual Software
Format:
Software (Web-based access)
Access Method:
Internet connection and web browser
Compatibility:
PC, Laptop, Smartphone, Tablet
License Type:
Officially Licensed (OE derived information from RepairSurge)
Duration:
1 Year (with discounts for extensions)
Engine:
4.6L 3-Valve SOHC V8 (Triton/Modular family)
Transmission:
4R75W/4R75E (4-speed Automatic Overdrive)
Brakes:
Hydraulic disc front, drum rear (optional rear disc on some trims)
Suspension:
Front: Independent short-long arm (SLA) with coil springs; Rear: Solid axle with four-link and Watt's linkage
Steering:
Recirculating ball, power assisted
Fuel System:
Electronic Fuel Injection (EFI), returnless system
Cooling System:
Pressurized liquid cooling system
Exhaust System:
Catalytic converters, muffler, tailpipe
Electrical System:
12V system, battery, alternator, starter, lighting, power accessories
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, including R134a refrigerant
Body And Frame:
Body-on-frame construction
Engine Repair:
Engine assembly/disassembly, cylinder head removal/installation, timing components, oil pan, etc.
Transmission Service:
Fluid and filter change, transmission removal/installation, torque converter service
Brake Service:
Brake pad and rotor replacement, caliper service, brake fluid flush
Suspension And Steering Repair:
Ball joint replacement, tie rod end service, shock/strut replacement, power steering pump and rack repair
Electrical Diagnostics:
Troubleshooting shorts, open circuits, voltage checks, component testing
HVAC Service:
Refrigerant recharge, compressor replacement, heater core service, blower motor replacement
Wheel Alignment:
Specifications and procedures for wheel alignment
Tire And Wheel:
Tire pressure, rotation, wheel balancing, lug nut torque
Bodywork:
Panel replacement, trim removal/installation, door/window adjustments
Depth:
Factory-level diagnostics, detailed repair procedures, specifications, and torque values
Diagnostics:
On-Board Diagnostics (OBD-II) system coverage, DTC (Diagnostic Trouble Code) explanations, and symptom-based troubleshooting
Rebuild Procedures:
Detailed instructions for engine and transmission rebuilds
Engine Name:
4.6L V8 Triton (Modular)
Engine Configuration:
4.6L (281 cu in) SOHC 3-Valve V8
Bore X Stroke:
90.2 mm x 90.0 mm (3.55 in x 3.54 in)
Horsepower:
224 hp @ 4,800 rpm (Standard trim); 239 hp @ 4,800 rpm (HPP/Police Interceptor)
Torque:
270 lb-ft @ 3,500 rpm (Standard trim); 287 lb-ft @ 3,500 rpm (HPP/Police Interceptor)
Fuel Type:
Unleaded gasoline
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI)
Fuel Pressure:
Approx. 39-50 psi (System dependent)
0 60 Mph:
Approx. 7.5 - 8.5 seconds (depending on trim and conditions)
Wheelbase:
114.7 inches (2,913 mm)
Length:
214.7 inches (5,453 mm)
Width:
78.2 inches (1,986 mm)
Height:
59.9 inches (1,521 mm)
Curb Weight:
Approx. 4,150 - 4,350 lbs (1,882 - 1,973 kg) (depending on trim)
Gross Vehicle Weight Rating:
Approx. 5,400 lbs (2,449 kg)
Trunk Capacity:
20.6 cubic feet (583 Liters)
NHTSA Front Crash Rating:
5-Star (Driver), 4-Star (Passenger) (for 2007 model year)
NHTSA Side Crash Rating:
5-Star (Front Seat), 5-Star (Rear Seat)
IIHS Rating:
Good (for front impact for comparable models in the era)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Stability Control:
Optional AdvanceTrac (Electronic Stability Control)
Airbags:
Driver and front passenger airbags, available front side-impact airbags
Seatbelts:
3-point front and rear seat belts, pretensioners
Infotainment System:
Standard AM/FM stereo with CD player; Optional premium audio systems, in-dash CD changer, Sirius satellite radio.
Cruise Control:
Standard cruise control
Power Accessories:
Power windows, power locks, power mirrors, remote keyless entry
Keyless Entry:
Standard remote keyless entry
Oil Change Interval:
Every 5,000 - 7,500 miles (12 months) with synthetic blend or synthetic oil, or as indicated by oil life monitor.
Engine Air Filter:
Inspect every 15,000-30,000 miles, replace as needed.
Cabin Air Filter:
Replace every 15,000-30,000 miles, or annually.
Transmission Fluid Change:
Every 50,000 - 100,000 miles (depending on driving conditions and fluid type)
Coolant Flush:
Every 50,000 - 100,000 miles or 5 years.
Engine Oil Type:
SAE 5W-20 (API certified)
Engine Oil Capacity:
6 US quarts (5.7 Liters) with filter change
Coolant Type:
Ford Premium Gold Coolant (or equivalent with de-ionized water)
Power Steering Fluid:
MERCON / MERCON V (Check specific manual recommendations)
Common Problem 1:
Ignition coil failure (can cause misfires)
Common Problem 2:
Water pump leaks (especially around the weep hole)
Common Problem 3:
Rear axle seal leaks
Common Problem 4:
Transmission shudder or shifting issues (often related to fluid degradation or valve body)
Common Problem 5:
Heater core leaks or poor heating performance
Common Problem 6:
Power steering pump whine or leaks
Mercury Positioning:
Mercury was Ford's mid-tier brand, positioned between Ford and Lincoln, emphasizing comfort and a touch of luxury.
Grand Marquis Lineage:
The Grand Marquis is a descendant of the Ford Crown Victoria and Mercury Marquis, built on the durable Panther platform.
Panther Platform Longevity:
The Panther platform, introduced in 1979 for the Ford LTD, was significantly updated but remained in production for decades, appreciated for its robustness, especially in police and taxi applications.
Assembly Location:
St. Thomas Assembly Plant, Talbotville, Ontario, Canada
Production Years:
1975-2011 (as Mercury Grand Marquis, with platform origins in earlier models)
Police Interceptor Recognition:
The Crown Victoria Police Interceptor (and by extension, the Grand Marquis components) was a highly respected platform by law enforcement for its durability, V8 power, and robust chassis.
Consumer Reports Ratings:
Historically, Grand Marquis models received varied ratings. Owners often praised its comfortable ride and V8 powertrain, while some noted concerns with fuel economy and interior materials compared to competitors.