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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 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 2004 Mercury Grand Marquis automobile. Try the Automotix DIY solution today!
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WIRING DIAGRAMS FOR 2004 Mercury Grand Marquis AUTOMOBILES

OEM drawn wiring diagrams for most 2004 Mercury Grand Marquis cars and light trucks sold in the U.S.

2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

Components on diagram:
  • Battery
  • Starter Motor
  • Generator
  • Engine Cooling Fan Motor
  • Police Auxiliary Junction box- Front
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Powertrain Control Module Power Relay
  • Powertrain Control Module
  • Ignition Transformer Capacitor
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Traction Control Switch
  • Anti-Lock Brake System Control Module
  • Traction Control Indicator Relay
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Driver Door Module
  • Key Pad Switch Assembly
  • Lighting Control Module
  • Exterior Door Handle Switch- Left Front
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Oil Pressure Switch
  • Engine Coolant Temperature Sensor
  • Powertrain Control Module
  • Malfunction Indicator Lamp
  • Low oil pressure
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Warning Lamps Module
  • Anti-Lock Brake System Indicator
  • Hazard Warning Lamp
  • Airbag Indicator
  • Anti-Lock Brake System Control Module
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Main Light Switch
  • Lighting Control Module
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Digital Transmission Range Sensor
  • Electronic Day/ Night Mirror
  • Reversing Lamp- Left
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Multi-Function Switch
  • Daytime Running Lamps Module
  • Lighting Control Module
  • Headlamp- Left
  • Headlamp- Right
  • 2004 Mercury Grand Marquis  4.6 V8 GAS Wiring Diagram2004 Mercury Grand Marquis 4.6 V8 GAS Wiring Diagram

    Components on diagram:
  • Luggage Compartment Lamp
  • Driver Door Module
  • Luggage Compartment Lid Release Solenoid
  • Lighting Control Module
  • CLICK HERE TO GET FULL ACCESS TO 2004 Mercury Grand Marquis WIRING DIAGRAMS!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 2004 Mercury Grand Marquis Corner Light, Passenger Side2004 Mercury Grand Marquis Corner Light, Passenger Side.

    Source: Auto Body Parts Store

    $34.93

    Click here to view more details about 2005 Mercury Grand Marquis Mirror, Passenger Side2005 Mercury Grand Marquis Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $87.17

    Click here to view more details2011 Mercury Grand Marquis Driver Side Front Parking/Signal/Side Marker Light Assembly, Driver Side Front Parking/Signal/Side Marker Light Assembly, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $32.50

    Click here to view more details about 1988 Mercury Grand Marquis V8, 5 L, 302 CID Rebuilt Engine1988 Mercury Grand Marquis V8, 5 L, 302 CID Rebuilt Engine, Car, Not HO, Roller cam, 3/4" Long Reach Plugs., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,524.00

    Click here to view more details2006 Mercury Grand Marquis Used Upper Control Arm, Passenger Side, 4.6, AUTO, RWD R, (stamped steel), R., Very Good.

    Source: Used Auto Parts Store

    $70.00

    Click here to view more details2005 Mercury Grand Marquis Used Rear View Mirror, Black, Man, Very Good.

    Source: Used Auto Parts Store

    $37.00
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