2003 Mercury Grand Marquis Electrical Connectors

Essential 2003 Mercury Grand Marquis Electrical Connectors

Carquest Premium – Multi Purpose Connector (Part No.PTA2968)

Multi Purpose Connector

from

$50.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Instrument Cluster Connector (Part No.PTC2701)

Instrument Cluster Connector

from

$65.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Output Shaft Speed Sensor Connector (Part No.PTA1023)

Output Shaft Speed Sensor Connector

from

$49.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest – Engine Coolant Temperature Sensor Connector (Part No.PT5750)

Engine Coolant Temperature Sensor Connector

from

$45.05
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our ignition coils use 100% pure copper windings in the primary and secondary bobbins to improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Our premium ignition coils consist of a special blended formula for the best performance, longest life and better heat dissipation
  • A full E-Lam core of silicon steel and solid brass high voltage terminals protects against corrosion. Our ignition coils are built for maximum output voltage
  • Primary and Secondary windings feature enamel magnet wire for the highest temperature rating in the aftermarket
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA3248)

Engine Oil Pressure Switch

from

$11.79
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Engine Cooling Fan Motor Connector (Part No.PTA1618)

Engine Cooling Fan Motor Connector

from

$17.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Motorcraft – Wire Assembly (Part No.WPT-322)

Wire Assembly

from

$69.99
Wire Assembly

Carquest Premium – Adjustable Pedal Switch Connector (Part No.PTA2064)

Adjustable Pedal Switch Connector

from

$36.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Daytime Running Light Relay Connector (Part No.PTC1867)

Daytime Running Light Relay Connector

from

$87.99
Daytime Running Light Relay Connector

Carquest Premium – Door Module Connector (Part No.PTC1772)

Door Module Connector

from

$53.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Motorcraft – REGULATOR ASY (Part No.WPT-169)

REGULATOR ASY

from

$24.99
REGULATOR ASY

Carquest Premium – Cargo Area Light Connector (Part No.PTA2955)

Cargo Area Light Connector

from

$47.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Throttle Position Sensor Connector (Part No.PTA1131)

Throttle Position Sensor Connector

from

$13.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Alternator Connector (Part No.PTA1025)

Alternator Connector

from

$17.79
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Dorman – Multi-Purpose Harness (Part No.645-211)

Multi-Purpose Harness

from

$56.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
See More

Motorcraft – REGULATOR AND MTR (Part No.WPT-439)

REGULATOR AND MTR

from

$39.99
REGULATOR AND MTR

Dorman – Fog Lamp Connector (Part No.645-214)

Fog Lamp Connector

from

$57.99
This fog light connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fog light connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest – Electrical Connector (Part No.PT253)

Electrical Connector

from

$7.49
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Carquest Premium – Oil Pressure Switch Connector (Part No.PTA2754)

Oil Pressure Switch Connector

from

$31.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Oil Pressure Switch Connector (Part No.PTA1722)

Oil Pressure Switch Connector

from

$49.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Instrument Panel Connector (Part No.PTC3117)

Instrument Panel Connector

from

$82.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Center High Mount Stop Light Connector (Part No.PTA2679)

Center High Mount Stop Light Connector

from

$37.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Engine Cylinder Head Temperature Sensor Connector (Part No.PTA1195)

Engine Cylinder Head Temperature Sensor Connector

from

$60.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Engine Crankshaft Position Sensor Connector (Part No.PTA1116)

Engine Crankshaft Position Sensor Connector

from

$24.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Engine Camshaft Position Sensor Connector (Part No.PTA1961)

Engine Camshaft Position Sensor Connector

from

$12.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest – Oxygen Sensor Connector (Part No.PT5525)

Oxygen Sensor Connector

from

$21.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Carquest – Air Charge Temperature Sensor Connector (Part No.PT5749)

Air Charge Temperature Sensor Connector

from

$27.49
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our ignition coils use 100% pure copper windings in the primary and secondary bobbins to improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Our premium ignition coils consist of a special blended formula for the best performance, longest life and better heat dissipation
  • A full E-Lam core of silicon steel and solid brass high voltage terminals protects against corrosion. Our ignition coils are built for maximum output voltage
  • Primary and Secondary windings feature enamel magnet wire for the highest temperature rating in the aftermarket
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Dorman – 2 Wire Pigtail – Watertight Rectangular Female Connector With Female Terminals (Part No.645-106)

2 Wire Pigtail - Watertight Rectangular Female Connector With Female Terminals

from

$18.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
See More

2003 Mercury Grand Marquis Electrical Connectors

Maybe you’re in the middle of a full rebuild of that 2003 Mercury Grand Marquis. Maybe you just need a couple of Electrical Connectors. Either way, Advance Auto Parts has 31 different Electrical Connectors in our inventory ranging from $6.99 to $87.99. That means you can find the exact parts or products you need to keep that 2003 Mercury Grand Marquis running smoothly.

Electrical Connectors are only as good as their brand. We stock 5 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Mercury Grand Marquis. Carquest, Carquest Premium, and DriveWorks are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Electrical Connectors for your 2003 Mercury Grand Marquis, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Electrical Connectors to keep your 2003 Mercury Grand Marquis rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Electrical Connectors Brands To Make Your 2003 Mercury Grand Marquis Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Mercury Grand Marquis demands trusted brand parts and products to keep it running. Many trusted brands of Electrical Connectors make up Advance Auto Parts’ inventory, and all are ready to help make your Grand Marquis the best it can be. Be sure to browse some of our top Electrical Connectors brands and parts.

Popular Carquest Electrical Connectors

We carry Carquest parts in our stock across Fog Light Connectors and Crankshaft Position Sensor Connectors categories, plus more. For a 2003 Mercury Grand Marquis, our most popular Carquest Electrical Connectors include:
Electrical Connector
from $7.49
(12)
Electrical Connector
Fog Light Connectors
Air Charge Temperature Sensor Connector
from $27.49
(8)
Air Charge Temperature Sensor Connector
Crankshaft Position Sensor Connectors
Engine Oil Pressure Sender
from $20.05
(9)
Engine Oil Pressure Sender
Oil Pressure Switch and Senders

Top 2003 Mercury Grand Marquis Electrical Connectors from Carquest

Carquest products are another trusted brand when it comes to Electrical Connectors for your 2003 Mercury Grand Marquis. Popular Carquest parts include:
Engine Coolant Temperature Sensor Connector
from $45.05
(3)
Engine Coolant Temperature Sensor Connector
Windshield Washer Pump Connectors

FAQs for 2003 Mercury Grand Marquis Electrical Connectors

What are the most purchased Electrical Connectors for the 2003 Mercury Grand Marquis?

Out of 31 Electrical Connectors for the 2003 Mercury Grand Marquis, the most popular in our inventory are:
Engine Oil Pressure Switch
from $20.99
This product is not rated
Engine Oil Pressure Switch
Oil Pressure Switch and Senders
Engine Oil Pressure Sensor
from $22.49
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Oil Pressure Gauge Switch
from $16.05
This product is not rated
Oil Pressure Gauge Switch
Oil Pressure Switch and Senders