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2008 Mercury Grand Marquis CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Mercury REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Brake Service
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2008 Mercury Grand Marquis car and truck
repair procedures including Mercury engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Mercury Grand Marquis automobile. Try the Automotix DIY solution today!
BRAKE SERVICE PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Hydraulic Brake Systems -> Description -> Brake Distribution Valve & Switch -> Brake Warning Light Systems -> Combination Valve -> Description -> Failure Warning Switch -> Metering Valve -> Proportioning Or Pressure Control Valve -> Proportioning Valve & Switch -> Testing -> Testing Warning Light Systems
Vehicle: 2008 Mercury Grand Marquis GS 4.6 V8 FLEX
This system operates on the same principles as conventional front and rear split systems using primary and secondary master cylinders moving simultaneously to exert hydraulic pressure on their respective systems, Fig. .
The hydraulic brake lines on this system, however, have been diagonally split front to rear (left front to right rear and right front to left rear) in place of separate lines to the front and rear wheels.
In the event of a system failure this would cause the remaining good system to do all the braking on one front wheel and the opposite rear wheel, thus maintaining 50%...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 GAS
To maintain proper drive line balance, mark driveshaft, universal joints, slip yoke and companion flange before removing shaft so it can be installed in its original position.
- Raise and support vehicle.
- Index-mark rear axle pinion flange and driveshaft centering socket yoke.
- Remove four bolts.
- The driveshaft centering socket yoke fits tightly on the rear axle pinion flange pilot. Never hammer on the driveshaft or any of its components to disconnect the yoke from the flange. Using a suitable to...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Relearn Procedures -> TPMS Sensor Activation -> TPMS Sensor Training
Vehicle: 2008 Mercury Grand Marquis GS 4.6 V8 GAS
TPMS Sensor Activation
To conserve battery power, the TPMS sensors will go into a sleep mode after approximately 30 minutes of inactivity. The sensors will not transmit tire pressure information while in sleep mode. The sensors must be activated to transmit the latest tire pressure information.
- Place the ignition switch in the On position.
- Position Ford TPMS activation tool, or equivalent, against the LF tire side wall 180 degrees from the valve stem.
- The TPMS activation tool will flash a green light and sound a beep for each successful response from a TPMS sensor.
- Press the TPMS ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Starter, Replace
Vehicle: 2008 Mercury Grand Marquis GS 4.6 V8 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove starter motor solenoid terminal cover and disconnect cables.
- Remove bolt, then position transaxle cooler lines and bracket aside.
- Remove upper mounting bolts, lower bolt and starter motor from veh...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Ford Motor Co. Cars -> Check Engine Lamp/Malfunction Indicator Lamp (MIL)/Service Engine Soon Lamp -> 2007-09 Models -> Keep Alive Memory (KAM) Reset & PCM Reset Less Electronic Tester -> PCM Reset Using Generic Scan Tool
Vehicle: 2008 Mercury Grand Marquis GS 4.6 V8 FLEX
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.
The lamp illuminates when the ignition is first turned to the on position to check the...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 FLEX
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 intake manifold.
- Remove hose from intake manifold.
- Remove hose from vehicle.
- Reverse procedure to install.
Ou...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2008 Mercury Grand Marquis AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 FLEX
- Rotate tensioner away from belt using a breaker bar installed in 1/2 inch square hole in tensioner arm.
- Lift old belt over alternator pulley...
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COMPONENT LOCATION DIAGRAMS FOR 2008 Mercury Grand Marquis AUTOMOBILES
Component location diagrams for most 2008 Mercury Grand Marquis cars and light trucks sold in the U.S. from 1990+.
 Shifter Assembly Diagram for 2008 Mercury Grand Marquis LS 4.6 V8 GASComponents on diagram: |
 Door Components Diagram for 2008 Mercury Grand Marquis GS 4.6 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2008 Mercury Grand Marquis AUTOMOBILES
OEM drawn wiring diagrams for most 2008 Mercury Grand Marquis cars and light trucks sold in the U.S.
 2008 Mercury Grand Marquis GS 4.6 V8 GAS Wiring DiagramComponents on diagram: |
 2008 Mercury Grand Marquis GS 4.6 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2008 Mercury Grand Marquis AUTOMOBILES
OEM TSB listings for most 2008 Mercury Grand Marquis cars and light trucks sold in the U.S. from 1985+.
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Document: CAMEL COLOR DRIVER AND/OR PASSENGER SIDE SUN VISOR MIRROR COVER CRACKED Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 GAS Auto Systems: |
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Document: INOPERATIVE RKE TRANSMITTER (KEY FOB) - DISCHARGED KEY FOB BATTERY Vehicle: 2008 Mercury Grand Marquis LS 4.6 V8 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2008 Mercury Grand Marquis AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2008 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 2008 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 2008 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 2008 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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