2003 Chevrolet Silverado 1500 HD Transmission Parts

Essential 2003 Chevrolet Silverado 1500 HD Transmission Parts

Dorman – Transmission Gearshift Cable (Part No.905-144)

Transmission Gearshift Cable

from

$112.99
This automatic transmission shifter cable matches the fit and function of the original equipment cable to ensure a trustworthy repair. Made of quality materials, it has been extensively tested to ensure a long service life..

Product Features:
  • Direct replacement – this automatic transmission shifter cable matches the fit and function of the original equipment part.
  • Durable materials – this shifter cable is manufactured from quality materials for durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and reliable performance
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Dorman – Help – Shift Lever Arm (Part No.74124)

Shift Lever Arm

from

$14.29
This automatic transmission shifter cable lever is designed to match the fit and function of the original lever on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this automatic transmission shifter cable lever is designed to match the fit and function of the original lever
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion
  • 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 – Black Multi-Purpose Relay (Part No.D1780C)

Black Multi-Purpose Relay

from

$16.49
ACDelco GM Original Equipment Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment 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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National – Ball Bearing (sold by each) (Part No.110)

Ball Bearing (sold by each)

from

$77.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Carquest Premium – Air Bag Connector (Part No.PTA1693)

Air Bag Connector

from

$58.99
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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Pro-King – Automatic Transmission Remanufactured Torque Converter (Part No.GM88H)

Automatic Transmission Remanufactured Torque Converter

from

$203.99
Remanufactured using industry-leading techniques to assure enhanced torque performance and extended life. Each unit is harmonically balanced and leak tested with any inherent OE weaknesses corrected. Pro-King torque converters are subject to random ISO 9001 quality tests before leaving the factory.

Product Features:
  • Fluid Balanced
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Dorman – Drain Plug – M12-1.75 Pilot Point (Part No.65416)

Drain Plug - M12-1.75 Pilot Point

from

$9.49
This drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
  • Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
  • Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
  • Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
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ATP – AT OIL PAN GASKET (Part No.JG-107)

AT OIL PAN GASKET

from

$9.99
AT OIL PAN GASKET

Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-830)

Automatic Transmission Basic Rebuild Kit

from

$196.99
This Basic Rebuild Kit contains a complete gasket Kit and friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Does not include steels or filter
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Mahle – Oil Dipstick Seal (Part No.A1120666332MAH)

Oil Dipstick Seal

from

$2.60
Oil Dipstick Seal

National – Multi Purpose Seal (Part No.710507)

Multi Purpose Seal

from

$24.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Dorman – Help – Shift Cable Bushing (Part No.14073)

Shift Cable Bushing

from

$18.79
Fixing a broken automatic transmission shift cable usually requires replacing the entire cable assembly. This Dorman OE FIX shift cable bushing saves expense by allowing the replacement of just the failed bushing.

Product Features:
  • Convenient solution – this shift cable bushing directly replaces a broken bushing and eliminates the need to replace the entire cable assembly
  • Save time and money – save the expense and significant installation time of replacing an entire cable assembly
  • Ensure fit – this bushing is vehicle-specific and precision-engineered for specified Chevrolet, GMC, Isuzu, and Oldsmobile models and years
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket excellence
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Dorman – Shift Interlock Sole (Part No.J4081960512DOR)

Shift Interlock Sole

from

$56.12
Shift Interlock Sole

Driveworks – Auto Transmission Shift Shaft Seal (Part No.S-8792S)

Auto Transmission Shift Shaft Seal

from

$2.49
Product Features:
  • Brand may vary by location
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Carquest Premium – Multi Purpose Relay (Part No.RAA1241)

Multi Purpose Relay

from

$21.99
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 – Automatic Transmission Pressure Control Solenoid (Part No.TCA1018)

Automatic Transmission Pressure Control Solenoid

from

$68.99
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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B & M – Bracket and Lever Kit For 4L60E/4L80E (Part No.75498)

Bracket and Lever Kit For 4L60E/4L80E

from

$42.99
Bracket and Lever Kit for General Motors 4L60E, 4L65E, 4L80E and 4L85E automatic transmissions with a PRNDL style switch.

Product Features:
  • Incl. Cable Bracket/Shift Lever/Spacers
  • Incl. Swivel/Cotter Pin
  • Natural Finish
  • Sold as a kit
  • Replacement parts
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Driveworks – Auto Transmission Output Shaft Seal (Part No.S-4934)

Auto Transmission Output Shaft Seal

from

$8.49
Product Features:
  • Brand may vary by location
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ACDelco – Multi-Purpose Pigtail (Part No.PT1626)

Multi-Purpose Pigtail

from

$65.99
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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ATP – AT EXT HOUSING SEAL (Part No.JO-124)

AT EXT HOUSING SEAL

from

$22.99
AT EXT HOUSING SEAL

Dorman – Help – Flexplate Mounting Bolts (Part No.14112)

Flexplate Mounting Bolts

from

$18.29
Servicing or installing a flywheel or flexplate on a General Motors LS engine with a manual or automatic transmission? Ensure a truly professional repair by replacing all the worn or broken factory bolts with this convenient package of six direct-replacement 11mm x 1.5 mounting bolts. Coated with clear zinc for corrosion resistance, with threadlocker already applied, they’re precision-manufactured from strong steel for long service life.

Product Features:
  • Direct replacement – these six 11mm x 1.5 flywheel bolts match the fit, function and performance of the factory fasteners
  • Convenient package – package contains six bolts, the exact quantity needed for a complete repair
  • Durable construction – coated with clear zinc for corrosion resistance, with threadlocker already applied, and made from strong steel for long service life
  • 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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Carquest Premium – Automatic Transmission Fluid Temperature Sensor (Part No.WTA1322)

Automatic Transmission Fluid Temperature Sensor

from

$19.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:
  • Lifecycle tested to meet or exceed OE specifications
  • Direct OE replacement
  • High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
  • Global coverage for import and/or domestic applications.
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WSO – AT Output Shaft Spee (Part No.J2558175687WSO)

AT Output Shaft Spee

from

$26.97
AT Output Shaft Spee

National – Bearings (Part No.208)

Bearings

from

$39.49
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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ATP – Automatic Transmission Shifter Cable (Part No.Y-1285)

Automatic Transmission Shifter Cable

from

$92.99
Automatic Transmission Shifter Cable

National – Multi Purpose Seal (Part No.4950)

Multi Purpose Seal

from

$6.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi Purpose Seal (Part No.4583)

Multi Purpose Seal

from

$12.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

Shift Pro by ETE – 4L80E Automatic Transmission Assembly (Part No.T281145)

4L80E Automatic Transmission Assembly

from

$2371.99
At Shift Pro Inc, fully remanufactured transmissions go beyond the name. So, what’s in that name to start? Pro Engineering: your transmission has been re-engineered to meet or exceed OE standards for tolerances, durability, and quality. Pro Performance: upgraded components and a fully remanufactured torque converter add to enhanced durability over your transmission’s lifetime. Pro Performance: hot-, cold-, load-, and simulated road-tested on custom dynamometers, your transmission is ready to go, wherever you’re headed.

Product Features:
  • Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.
  • All dynamometer testing is conducted with Shift Pro Inc’s custom testing program for at least 30 minutes.
  • During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.
  • All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.
  • Shift Pro Inc’s quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.
  • No paperwork or registration is required with Shift Pro Inc’s warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.
  • Product might not be available in all states due to local laws.
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Popular 2003 Chevrolet Silverado 1500 HD Transmission Parts Categories

2003 Chevrolet Silverado 1500 HD Transmission Parts

You count on your 2003 Chevrolet Silverado 1500 HD 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 Transmission Parts. With 126 Transmission Parts ranging in price from $2.49 to $2,984.99, you’re sure to find everything you need for your 2003 Chevrolet Silverado 1500 HD.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 27 different brands like Dorman, Imperial, and Anchor. 2003 Chevrolet Silverado 1500 HD Transmission Parts start as low as $2.49!

One of the best ways to find top quality OEM or aftermarket Transmission Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 583 extensive product reviews on 2003 Chevrolet Silverado 1500 HD Transmission Parts. Some of the top-rated Transmission Parts products we carry are Econo-Kool® Transmission Oil Cooler with 4.7 stars and Multi Purpose Seal with 4.4 stars.

Did we mention you can order your Transmission 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 Transmission Parts inventory for your 2003 Chevrolet Silverado 1500 HD below to get started!

Top-Rated Transmission Parts Brands For Your 2003 Chevrolet Silverado 1500 HD

Trusted Transmission Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Chevrolet Silverado 1500 HD running right for years to come. In our inventory you’ll find brands like Dorman, Imperial, Anchor, and even more.

Popular ACDelco Transmission Parts

You’ll find popular ACDelco brand products across Back Up Neutral Safety Parts. All are waiting to get your 2003 Chevrolet Silverado 1500 HD back on the road. Some of the top-rated ACDelco products in these categories are:
Black Multi-Purpose Relay
from $16.49
(2)
Black Multi-Purpose Relay
Neutral Safety Relays

Top-Rated ATP Transmission Parts


If ATP are what you’re looking for, our inventory holds plenty. We stock ATP brand Transmission Parts for your 2003 Chevrolet Silverado 1500 HD, and some of our most reviewed ATP parts include:
Automatic Transmission Shifter Cable
from $92.99
(255)
Automatic Transmission Shifter Cable
Automatic Transmission Shifter Cable Kits
Automatic Transmission Shifter Cable
from $83.99
(13)
Automatic Transmission Shifter Cable
Transmission Shift Cables
Automatic Transmission Shifter Cable
from $71.99
(1)
Automatic Transmission Shifter Cable
Automatic Transmission Shifter Cable Kits

FAQs for 2003 Chevrolet Silverado 1500 HD Transmission Parts

What are the most purchased Transmission Parts for the 2003 Chevrolet Silverado 1500 HD?

Out of 126 Transmission Parts for the 2003 Chevrolet Silverado 1500 HD, the most popular in our inventory are:
High Performance Transmission Oil Cooler
from $81.99
(48)
High Performance Transmission Oil Cooler
OE Transmission Coolers
Transmission Line Connector With 3/8 Tube X 5/8-18 In. Thread
from $6.49
(16)
Transmission Line Connector With 3/8 Tube X 5/8-18 In. Thread
Automatic Transmission Line Connectors
Transmission Mount: Rear, 1 Piece
from $23.49
(20)
Transmission Mount: Rear, 1 Piece
Transmission Mounts

What are the top-rated 2003 Chevrolet Silverado 1500 HD Transmission Parts?

Top-rated Transmission Parts for your 2003 Chevrolet Silverado 1500 HD based on customer reviews/ratings are:
Econo-Kool® Transmission Oil Cooler
from $54.99
(30)
Econo-Kool® Transmission Oil Cooler
“Just what I ordered”
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
“The product works well”
Multi Purpose Seal
from $12.79
(13)
Multi Purpose Seal
“Fixed my leak”