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Mercury Grand Marquis CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Mercury REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Mercury Grand Marquis cars and light trucks from 1990+
Manual Air Conditioning & Heater System Diagnosis & Testing -> Crown Victoria, Grand Marquis & Marauder -> Component Testing & Diagnosis
Vehicle: 2003 Mercury Grand Marquis 4.6 V8 GAS
Refer t...
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BRAKE SERVICE PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Mercury Grand Marquis cars and light trucks from 1990+.
Power Brake Units -> Power Brake Unit Service -> 3.8L Engine -> 4.6L Engine -> Crown Victoria, Grand Marquis, Marauder & Town Car -> Five Hundred, Freestyle, Montego, Sable & Taurus -> Focus -> Fusion, Milan, MKZ & Zephyr -> LS & Thunderbird -> Master Cylinder, Replace -> Mustang -> Overhaul -> Power Booster, Replace
Vehicle: 2006 Mercury Grand Marquis LS 4.6 V8 FLEX
Power Booster, Replace
Crown Victoria, Grand Marquis, Marauder & Town Car
- Disconnect fluid level sensor connector.
- Position speed control cable aside.
- Disconnect power brake booster check valve.
- Remove brake master cylinder mounting nuts.
- Remove wiring harness bracket and position aside.
- Remove brake master cylinder and position aside.
- Remove push-pins and instrument close-out panel.
- Remove stoplight switch retaining pin.
- Slide stoplight switch and booster push rod off brake pedal pin.
- Remove mounting nuts and power brake booster.
- Reverse procedure to install. Torque mounting nuts ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Mercury Grand Marquis cars and light trucks sold in the U.S. for 1980+.
Ford Motor Co. Passenger Cars -> Fuel Shutoff Switch Location -> 1993-96 Crown Victoria, Grand Marquis & Marauder
Vehicle: 1994 Mercury Grand Marquis 4.6 V8 GAS
The inert...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Mercury Grand Marquis cars and light trucks from 1990+.
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2000 Mercury Grand Marquis 4.6 V8 GAS
Disassemble
Do not clamp driveshaft in jaws of a vice or a similar holding fixture.
- Place driveshaft on a suitable workbench.
- Mark positions of driveshaft components relative to driveshaft tube. This ensures all components are reassembled in same relationship to maintain correct balance.
- Index driveshaft and driveshaft components.
- Clamp U-Joint Tool in a vise.
- Remove snap rings.
- If bearing cup cannot be pressed all way out, remove it with vise grips.
- Remove driveshaft slip-yoke.
- Position driveshaft in U-Joint Tool.
- Press out a bearing cup.
- Rotate driveshaft 180 degrees.
- Press on...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Mercury Grand Marquis cars and light trucks sold in the U.S. from mid 1990's+.
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Trouble Code Identification -> Intermittent & Poor Connections -> Intermittents -> Poor Connections -> Symptom Test
Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector) and follow scan tool manufacturer's instructions.
Diagnostic Trouble Code Identification
Refer to Fig. , for diagnostic trouble code identification.
Clearing Diagnostic Trouble Codes
Connect a suitably programmed scan tool to DLC (Data Link Connector), and follow the scan tool manufacturer's instructions.
Symptom Test
Refer to Fig. , for Symptom Test Chart.
Intermittent & Poor Connections
Intermittents
Most intermittents are caused by faulty electrical connections or wiring. Inspect...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Mercury Grand Marquis cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1997 Mercury Grand Marquis 4.6 V8 GAS
- Disconnect battery ground cable.
- Remove engine appearance cover.
- Remove alternator bracket bolts.
- Disconnect alternator wiring and output cable from alternator.
- Remove serpentine belt from alternator pull...
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MAINTENANCE LAMP RESET PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Mercury Grand Marquis cars and light trucks sold in the U.S. from 1990+.
Ford Motor Co. Cars -> Check Engine Lamp/Malfunction Indicator Lamp (MIL)/Service Engine Soon Lamp -> 1998-2006 Models -> Keep Alive Memory (KAM) Reset & PCM Reset Less Electronic Tester -> PCM Reset Using Generic Scan Tool
Vehicle: 2000 Mercury Grand Marquis 4.6 V8 GAS
This lamp should light when the ignition is turned On. After engine starts, the lamp should go off, unless a fault condition is detected by the EEC-V system. If the lamp remains On or starts to blink, a diagnostic trouble code is stored in the PCM. Following diagnosis and repair, the Check Engine/MIL lamp will automatically reset when stored diagnostic trouble codes are cleared from PCM memory. The PCM reset procedure allows the scan tool to command the PCM to clear all diagnostic trouble codes.
A temporary fault such as running out of fuel, poor quality or water in fuel or loos...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Mercury Grand Marquis cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1998 Mercury Grand Marquis 4.6 V8 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater hose inlet clamp at heater core.
- Remove heater inlet hose from heater core.
- Reposition heater core inlet hose clamp at engine.
- Remove hose from engine.
- Remove hose from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR Mercury Grand Marquis AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Mercury Grand Marquis cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1990 Mercury Grand Marquis 5.0 V8 GAS
- Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...
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COMPONENT LOCATION DIAGRAMS FOR Mercury Grand Marquis AUTOMOBILES
Component location diagrams for most Mercury Grand Marquis cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR Mercury Grand Marquis AUTOMOBILES
OEM drawn wiring diagrams for most Mercury Grand Marquis cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Mercury Grand Marquis AUTOMOBILES
OEM TSB listings for most Mercury Grand Marquis cars and light trucks sold in the U.S. from 1985+.
Document: WIRING HARNESS - TERMINAL REPAIR KIT - REV3 Vehicle: 1985 Mercury Grand Marquis 5.0 V8 GAS Auto Systems: |
Document: FUSE NUMBER 7 REVISED (AIR BAG SYS) - S/M CORRECTION Vehicle: 1990 Mercury Grand Marquis 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Mercury Grand Marquis AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Mercury Grand Marquis cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Mercury Grand Marquis cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Mercury Grand Marquis cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Mercury Grand Marquis cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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