2003 Cadillac Escalade Electrical Parts

Essential 2003 Cadillac Escalade Electrical Parts

ATP – Repair Harness (Part No.CE-6)

Repair Harness

from

$147.99
Repair Harness

Carquest Premium – Repair Harness (Part No.PTA1807)

Repair Harness

from

$59.99
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
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Dorman – Engine Oil Pressure Sensor With Filter (Part No.926-040)

Engine Oil Pressure Sensor With Filter

from

$57.99
This engine oil pressure sensor is designed to match the function of an original sensor on specified vehicles. It is engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine oil pressure sensor is designed to match the fit and function of an original sensor on specified vehicles
  • Ideal solution – engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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ACDelco – Black Multi-Purpose Pigtail (Part No.PT2612)

Black Multi-Purpose Pigtail

from

$25.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Accessory Wiring Junction Block Connector (Part No.PTA2651)

Accessory Wiring Junction Block Connector

from

$25.99
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 – Cruise Control Switch Connector (Part No.PTA3026)

Cruise Control Switch Connector

from

$23.49
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.
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Carquest Premium – Accessory Wiring Junction Block Connector (Part No.PTA2292)

Accessory Wiring Junction Block Connector

from

$25.99
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 – A/C Auto Temperature Control Relay (Part No.R3110)

A/C Auto Temperature Control Relay

from

$20.99
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 units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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GM Genuine Parts – Multi-Purpose Relay (Part No.15-81106)

Multi-Purpose Relay

from

$32.99
GM Genuine Parts Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These relays help connect or disconnect power to a vehicle accessory when it receives a low voltage signal from a switch. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps connect or disconnect power to vehicle accessories
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Ground Block Connector (Part No.PTA1777)

Ground Block Connector

from

$25.99
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
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Dorman – Headlamp Socket (Part No.645-534)

Headlamp Socket

from

$49.99
This license plate 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 license plate 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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ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2319)

Multi-Purpose Wire Connector with Leads

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$53.99
ACDelco Professional Throttle Position Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Dorman – Fuel Sender Connector (Part No.645-300)

Fuel Sender Connector

from

$57.99
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
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Carquest Premium – Anti-Theft Cut-Off Switch Connector (Part No.PTA3012)

Anti-Theft Cut-Off Switch Connector

from

$84.99
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 – Back Up Light Connector (Part No.PT343)

Back Up Light Connector

from

$26.05
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 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
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Dorman – Push-Pull Rivet-Rocker Panel – 9 mm Hole, 22 mm Stem, 15 mm Head (Part No.963-093D)

Push-Pull Rivet-Rocker Panel - 9 mm Hole, 22 mm Stem, 15 mm Head

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$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Carquest Premium – Inline Connector (Part No.PTA2591)

Inline Connector

from

$46.99
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 – ABS Wheel Speed Sensor Connector (Part No.PTA1388)

ABS Wheel Speed Sensor 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 – Accessory Power Receptacle Connector (Part No.PTA1817)

Accessory Power Receptacle 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
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Carquest Premium – Connector (Part No.PTA2867)

Connector

from

$15.79
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

Carquest Premium – Inline Connector (Part No.PTA1424)

Inline Connector

from

$20.99
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

ACDelco – 4-Way Female Gray Multi-Purpose Pigtail (Part No.PT1537)

4-Way Female Gray Multi-Purpose Pigtail

from

$59.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

Carquest Premium – Cross Body Wiring Harness Connector (Part No.PTA2575)

Cross Body Wiring Harness Connector

from

$25.99
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 – Cruise Control Switch (Part No.CCA1606)

Cruise Control Switch

from

$97.99
Cruise Control Switch

Carquest Premium – Fuel Pump Wiring Harness WH1541160 (Part No.WH1541160)

Fuel Pump Wiring Harness WH1541160

from

$10.49
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
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ACDelco – Black Multi-Purpose Pigtail (Part No.PT2712)

Black Multi-Purpose Pigtail

from

$34.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

Dorman – Power Window Lift Motor (Part No.742-055)

Power Window Lift Motor

from

$83.99
Window motor worn out? This power window lift motor is precision-engineered to match the fit and performance of the original motor in specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this power window motor is built to match the original lift motor on specific vehicles
  • Cost-effective solution – comparable quality for lower cost than buying replacement at the dealership
  • Seamless installation – manufactured to fit directly into existing wiring systems
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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ACDelco – Multi-Purpose Pigtail (Part No.PT2834)

Multi-Purpose Pigtail

from

$39.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

2003 Cadillac Escalade Electrical Parts

You count on your 2003 Cadillac Escalade to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Electrical Parts. With 84 Electrical Parts ranging in price from $2.73 to $395.99, you’re sure to find everything you need for your 2003 Cadillac Escalade.

Brands matter. If you want to shop a specific Electrical Parts brand, we stock 11 different brands like Carquest, Dorman, and Carquest Premium. 2003 Cadillac Escalade Electrical Parts start as low as $2.73!

One of the best ways to find top quality OEM or aftermarket Electrical Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 434 extensive product reviews on 2003 Cadillac Escalade Electrical Parts. Some of the top-rated Electrical Parts products we carry are A/C Auto Temperature Control Relay with 5.0 stars and Multi Function Switch with 4.8 stars.

Did we mention you can order your Electrical Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Electrical Parts inventory for your 2003 Cadillac Escalade below to get started!

Top-Rated Electrical Parts Brands For Your 2003 Cadillac Escalade

Trusted Electrical Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Cadillac Escalade running right for years to come. In our inventory you’ll find brands like Carquest, Dorman, Carquest Premium, and even more.

Popular Carquest Premium Electrical Parts

You’ll find popular Carquest Premium brand products across Engine Wiring Harnesses. All are waiting to get your 2003 Cadillac Escalade back on the road. Some of the top-rated Carquest Premium products in these categories are:
Fuel Pump Wiring Harness
from $14.99
(1)
Fuel Pump Wiring Harness
Fuel Pump Wiring Harness

FAQs for 2003 Cadillac Escalade Electrical Parts

What are the most purchased Electrical Parts for the 2003 Cadillac Escalade?

Out of 84 Electrical Parts for the 2003 Cadillac Escalade, the most popular in our inventory are:
Engine Oil Pressure Sensor
from $77.99
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Engine Oil Pressure Switch
from $78.99
(44)
Engine Oil Pressure Switch
Oil Pressure Switch and Senders
Air Charge Temperature Sensor Connector
from $11.49
(33)
Air Charge Temperature Sensor Connector
Crankshaft Position Sensor Connectors

What are the top-rated 2003 Cadillac Escalade Electrical Parts?

Top-rated Electrical Parts for your 2003 Cadillac Escalade based on customer reviews/ratings are:
A/C Auto Temperature Control Relay
from $20.99
(7)
A/C Auto Temperature Control Relay
“It is good”
Multi Function Switch
from $134.05
(6)
Multi Function Switch
“Part was as described and works great.”
Power Window Lift Motor
from $51.99
(5)
Power Window Lift Motor
“Perfect fit for a 2001 GMC Sierra.”