2005 Cadillac STS Alternators and Starters
Find Your Specific 2005 Cadillac STS Alternators and Starters
Below you will find various in-demand Cadillac Alternators and Starters, components and accessories for your 2005 STS. Advance Auto Parts has popular STS parts like Alternator Parts Starter Parts and more. You’ll also find aftermarket and OEM Alternators and Starters for other STS model years including
2006,
2007,
2008,
2009,
2010,
2011 and more. Select a category of 2005 Cadillac STS Alternators and Starters below and start saving instantly.
Popular 2005 Cadillac STS Alternators and Starters Categories
Essential Alternators and Starters for 2005 Cadillac STSs
GM Genuine Parts – GM Genuine Parts 5-Way Female Black Multi-Purpose Pigtail, PT1332 (Part No.PT1332)
from
$54.99
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.
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Carquest Premium – Carquest Alternator: Remanufactured, 155 Amps, 11046A (Part No.11046A)
from
$249.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Bosch – Bosch Alternator: Remanufactured, 150 Amps, AL8643X (Part No.AL8643X)
from
$464.99
The Bosch Premium Alternator, remanufactured to deliver 150 amps at 12 VDC, is engineered for peak performance and reliability. Full-load testing ensures compliance with Bosch’s rigorous performance standards, while 100% factory testing guarantees quality and dependability. Unlike rebuilt units, this alternator is remanufactured using high-quality materials and cutting-edge technology, making it a durable choice for long-term use. Designed with a clockwise rotation direction, it is built to handle demanding electrical loads with ease. Whether you’re upgrading or replacing, this alternator offers exceptional value by combining advanced engineering with proven reliability.
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Carquest Premium – Carquest Alternator: Remanufactured, 150 Amps, 11248A (Part No.11248A)
from
$266.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Carquest Professional – Carquest Starter: New, 6756SN (Part No.6756SN)
from
$221.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters are built with all new components and are 100% triple-tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Carquest Professional – Carquest Starter: New, 17996SN (Part No.17996SN)
from
$232.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters are built with all new components and are 100% triple-tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Bosch – Bosch Starter: Remanufactured, SR8598X (Part No.SR8598X)
from
$192.99
Bosch Premium Starters deliver exceptional performance and reliability, making them a trusted choice for your vehicle’s starting system. Designed with precision, this remanufactured starter features a clockwise (right) rotation and a 9-tooth configuration, ensuring seamless compatibility with your engine’s requirements. Operating at 12 VDC, it provides consistent and efficient power to get your vehicle running smoothly every time. Built and tested to meet the highest standards, this starter offers durability and long-lasting performance, making it a valuable investment for your vehicle. Whether you’re replacing a worn-out starter or upgrading for better reliability, Bosch Premium Starters are engineered to exceed expectations.
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Carquest Premium – Carquest Starter: Remanufactured, 6756S (Part No.6756S)
from
$153.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Carquest Premium – Carquest Starter: Remanufactured, 6471S (Part No.6471S)
from
$169.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Carquest Standard – Carquest Starter: Remanufactured, 6756SV (Part No.6756SV)
from
$134.99
Carquest Standard starters are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard starters are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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Carquest Professional – Carquest Starter: New, 6497SN (Part No.6497SN)
from
$239.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters are built with all new components and are 100% triple-tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
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WAI – WAI Starter: 100% NEW, 6497N (Part No.6497N)
from
$207.99
WAI 100% NEW starters are built by an OE manufacturer with 100% new components to ensure the highest level of quality and the latest technology that meet the tightest tolerances and specifications. WAI 100% NEW starters are built with unmatched quality to deliver exceptional durability and reliability. They are designed to meet or exceed OE performance, fit, form, and function right out of the box, and are specifically designed to deliver unmatched starting power and a long service life. Our premium, easy-to-install starter is built to fit your vehicle and backed by a limited warranty.
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ACDelco – ACDelco Black Multi-Purpose Pigtail, PT2787 (Part No.PT2787)
from
$40.99
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.
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Carquest Premium – Carquest Multi-Use Connector, PTA1229 (Part No.PTA1229)
from
$51.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
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Carquest Premium – Carquest Multi-Purpose Relay, RAA1761 (Part No.RAA1761)
from
$52.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.
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Upgrade your 2005 Cadillac STS with Top-Quality Alternators and Starters
When it comes to maintaining or upgrading your 2005 Cadillac STS, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Cadillac or enhancing its overall performance, Alternators and Starters are key to keeping your STS functioning at its best. At Advance Auto Parts, we offer a wide selection of 13 Alternators and Starters for the 2005 Cadillac STS, designed to meet your needs without breaking the bank.
From
Alternator Part
replacements to
Starter Parts
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Alternators and Starters for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Alternators and Starters for your 2005 Cadillac STS at great prices.
Our Alternators and Starters inventory for this model
ranges from just $51.99 to $464.99, with
an average price of $172.49.
Our 13 Alternators and Starters in stock come from 7 trusted brands, so you’re sure to find the right part for your 2005 Cadillac STS without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2005 Cadillac STS, we stock popular OEM and aftermarket Alternators and Starters from top names
like Carquest Premium, and more.
Carquest Premium Alternators and Starters
start at just $153.99 and boast an impressive 4.5 stars average rating from customers.
With 38 customer reviews and counting, our 2005 Cadillac STS Alternators and Starters have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Alternators and Starter upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants
and more to make sure your 2005 Cadillac STS is always ready to roll. We’re committed to providing you with everything you need to keep your STS in top shape, all in one place.
Start shopping confidently below for your 2005 Cadillac STS!
Best-Selling Alternator Parts for 2005 Cadillac STSs
Enhance the driving experience in your Cadillac with 3 quality Alternator Part components, starting at $51.99.
Carquest Premium – Carquest Alternator: Remanufactured, 155 Amps, 11046A (Part No.11046A)
from
$249.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
Carquest Premium – Carquest Multi-Use Connector, PTA1229 (Part No.PTA1229)
from
$51.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
See More
Bosch – Bosch Alternator: Remanufactured, 150 Amps, AL8643X (Part No.AL8643X)
from
$464.99
The Bosch Premium Alternator, remanufactured to deliver 150 amps at 12 VDC, is engineered for peak performance and reliability. Full-load testing ensures compliance with Bosch’s rigorous performance standards, while 100% factory testing guarantees quality and dependability. Unlike rebuilt units, this alternator is remanufactured using high-quality materials and cutting-edge technology, making it a durable choice for long-term use. Designed with a clockwise rotation direction, it is built to handle demanding electrical loads with ease. Whether you’re upgrading or replacing, this alternator offers exceptional value by combining advanced engineering with proven reliability.
See More
Most Popular 2005 Cadillac STS Starter Parts
Customize your Cadillac with 10 Starter Parts products
like Starters,
Starter Relays, and
Starter Solenoid Connector, all
priced under $239.99.
Carquest Premium – Carquest Starter: Remanufactured, 6756S (Part No.6756S)
from
$153.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
Carquest Premium – Carquest Starter: Remanufactured, 6471S (Part No.6471S)
from
$169.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
Carquest Premium – Carquest Starter: Remanufactured, 6497S (Part No.6497S)
from
$224.99
Carquest Premium starters are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium starters are designed to meet or exceed OE specifications for fit, form and function. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and needle bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
Carquest Professional – Carquest Starter: New, 6756SN (Part No.6756SN)
from
$221.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters are built with all new components and are 100% triple-tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
Carquest Premium – Carquest Multi-Purpose Relay, RAA1761 (Part No.RAA1761)
from
$52.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.
See More
Carquest Professional – Carquest Starter: New, 6497SN (Part No.6497SN)
from
$239.99
Carquest Professional starters are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new starters are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional starters are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new starters are built with all new components and are 100% triple-tested to ensure high quality that is backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
ACDelco – ACDelco Starter: Remanufactured, 336-1914A (Part No.336-1914A)
from
$212.99
ACDelco Gold (Professional) Remanufactured Starters are the high quality alternative to Original Equipment (OE) parts. These starters have new bronze sintered and oil-impregnated bushings. Solenoid contacts are new with copper terminals and plated hardware. Remanufacturing starters is an industry standard practice that involves disassembly of existing units, and replacing components that are most prone to wear with new components. Damaged and obsolete parts are replaced and are end of line tested to ensure they perform to ACDelco specifications. In addition, remanufacturing returns components back into service rather than processing as scrap or simply disposing of them. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
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WAI – WAI Starter: 100% NEW, 6497N (Part No.6497N)
from
$207.99
WAI 100% NEW starters are built by an OE manufacturer with 100% new components to ensure the highest level of quality and the latest technology that meet the tightest tolerances and specifications. WAI 100% NEW starters are built with unmatched quality to deliver exceptional durability and reliability. They are designed to meet or exceed OE performance, fit, form, and function right out of the box, and are specifically designed to deliver unmatched starting power and a long service life. Our premium, easy-to-install starter is built to fit your vehicle and backed by a limited warranty.
See More
Carquest Standard – Carquest Starter: Remanufactured, 6756SV (Part No.6756SV)
from
$134.99
Carquest Standard starters are designed and built to meet original equipment (O.E.) specifications, while providing great value. Our starters are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. All of our Carquest Standard starters are inspected and 100% tested to ensure they are built to meet OEM fit, form and function. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.
See More
GM Genuine Parts – GM Genuine Parts 5-Way Female Black Multi-Purpose Pigtail, PT1332 (Part No.PT1332)
from
$54.99
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.
See More
Top-Rated Alternators and Starters Brands For Your 2005 Cadillac STS
Shop for the best-rated brands offering Alternators and Starters and other products for your 2005 Cadillac STSs. Below you’ll find some of our best rated Alternators and Starters from Carquest Premium, and more. Alternators and Starters from these brands that fit a 2005 STS start at just $153.99 and are rated as high as 4.5 stars. OEM and aftermarket Alternators and Starters don’t get more top quality, durable, and affordable than from the brands below.
Popular Carquest Premium 2005 Cadillac STS Alternators and Starters
When it comes to maintaining or upgrading your 2005 Cadillac STS, using quality Alternators and Starters is essential to ensure durability and a perfect fit. Carquest Premium ticks all of those boxes. We offer a wide selection of Carquest Premium Alternators and Starters, specifically designed for the 2005 Cadillac STS. With over 3 Carquest Premium brand Alternators and Starters in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $153.99, with an average price of just $191.32. Plus, with over 29 customer reviews and an average rating of 4.5 stars, you can trust that our Carquest Premium Alternators and Starters will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
from
$249.99
(18)
Carquest Alternator: Remanufactured, 155 Amps, 11046A
“happy with the alternator so far. no issues.”
from
$153.99
(1)
Carquest Starter: Remanufactured, 6756S
“Installed as the original. Worked like a champ and no problems.”
FAQs for 2005 Cadillac STS Alternators and Starters
Which Alternators and Starters are best-sellers for 2005 Cadillac STSs?
Out of 13 Alternators and Starters that fit 2005 Cadillac STSs, the following parts are the top sellers:
- Carquest Multi-Purpose Relay, RAA1761 (12461404) – $52.99
- Carquest Starter: New, 6756SN (20220235) – $221.99
- Carquest Multi-Use Connector, PTA1229 (12441205) – $51.99
What’s the price range for 2005 Cadillac STS Alternators and Starters?
Alternators and Starter prices for the 2005 Cadillac STS start at $51.99 and go up to $464.99 for the most premium parts.
What’s the average price of a Alternators and Starter for a 2005 Cadillac STS?
The average price for Alternators and Starters for the 2005 Cadillac STS is $172.49. Keep in mind the variety of part types within our Alternators and Starter category so you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Alternators and Starters for other Cadillac STS model years?
What are the cheapest Alternators and Starters for my 2005 Cadillac STS?
The cheapest 2005 Cadillac STS Alternators and Starters we carry in stock are:
- Carquest Multi-Use Connector, PTA1229 (12441205) – $51.99
- Carquest Multi-Purpose Relay, RAA1761 (12461404) – $52.99
- GM Genuine Parts 5-Way Female Black Multi-Purpose Pigtail, PT1332 (11895200) – $54.99
- Carquest Starter: Remanufactured, 6756SV (12516805) – $134.99
- Carquest Starter: Remanufactured, 6756S (20840557) – $153.99
What are the top-rated Alternators and Starters that fit the 2005 Cadillac STS?
Out of 38 reviews by customers, our 2005 Cadillac STS Alternators and Starters have an average customer rating of . These are some of the highest-rated Alternators and Starter types for the 2005 Cadillac STS and their top-rated products:
- Alternator Parts
- Carquest Alternator: Remanufactured, 155 Amps, 11046A (20850801) – $249.99
- Starter Parts
- Carquest Alternator: Remanufactured, 155 Amps, 11046A (20850801) – $249.99
What types of Alternators and Starters do you sell for my 2005 Cadillac STS?
As of 8/2/26, these are some of the most in-demand types of Alternators and Starters for a 2005 Cadillac STS:
Can I get help with 2005 Cadillac STS Alternators and Starter orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Cadillac Alternators and Starters and more.
What is your return policy for Cadillac STS Alternators and Starters?
Advance Auto Parts keeps returns simple. For new Cadillac STS Alternators and Starters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
