2011 Cadillac STS Alternators and Starters
Find Your Specific 2011 Cadillac STS Alternators and Starters
Below you will find various in-demand Cadillac Alternators and Starters, components and accessories for your 2011 STS. Advance Auto Parts has popular STS parts like Starter Parts Alternator Parts and more. You’ll also find aftermarket and OEM Alternators and Starters for other STS model years including
2005,
2006,
2007,
2008,
2009,
2010 and more. Select a category of 2011 Cadillac STS Alternators and Starters below and start saving instantly.
Popular 2011 Cadillac STS Alternators and Starters Categories
Essential Alternators and Starters for 2011 Cadillac STSs
GM Genuine Parts – Black Multi-Purpose Pigtail (Part No.PT2044)
from
$42.49
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:
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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
Carquest Premium – Multi-Use Connector (Part No.PTA1482)
from
$33.99
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.
Product Features:
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Product Features:
- Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
- 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
Carquest Premium – Multi-Use Connector (Part No.PTA1229)
from
$46.99
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.
Product Features:
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Product Features:
- Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
- 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
GM Genuine Parts – 5-Way Female Black Multi-Purpose Pigtail (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.
Product Features:
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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
GM Genuine Parts – WIRE CONNECTOR (Part No.PT2971)
from
$52.99
WIRE CONNECTOR
WAI – Starter: 1.4kW/12 Volt, CW, 11-Tooth Pinion (Part No.6497N)
from
$207.99
Product Features:
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- Engineered to meet or exceed OEM specifications for a perfect fit and hassle-free installation.
- Premium grade solenoids contains materials specifically selected for best conductivity. High temperature cap ensures that the solenoid works flawlessly in high heat environments. High dielectric strength outer case resists shorting.
- Armatures have precision machined and upgraded steel shaft for improved durability and performance.
- Each unit includes a printed copy of the test results so you know exactly what to expect from our parts right from the first time they power on.
Carquest Premium – Starter: Remanufactured, Limited Lifetime Warranty (Part No.6471S)
from
$167.99
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.
Product Features:
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Product Features:
- Each unit is triple-tested to ensure quality and performance
- All wear components (brushes, bushings, and bearings) are replaced with all NEW components in the remanufacturing process
- Tech Hotline with trained ASE Certified Technicians: Call Carquest Technical Support at 1-800-228-9672
- Remanufactured to meet or exceed OE specifications, ensuring reliable fit, form, and function for optimal vehicle performance.
- 100% electronic testing of critical components and the entire unit guarantees dependable operation and long-lasting durability.
Product Features:
ACDelco – Starter (Part No.323-1629)
from
$281.99
GM Genuine Parts Remanufactured Starter Motors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Remanufacturing starter motors 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 GM specifications. In addition, remanufacturing returns components back into service rather than processing as scrap or simply disposing of them. 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:
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Product Features:
- Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
- Remanufacturing is an industry standard practice that returns parts into service rather than scrapping them
- Tested to ensure they perform to GM specifications
Bosch – Starter: Remanufactured (Part No.SR8586X)
from
$199.99
Bosch Premium Starters are designed, built and tested to provide the ultimate in performance and reliability.
Product Features:
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Product Features:
- Built for extremes! Our new and reman starters and alternators are 100% factory tested to ensure reliable performance, under extremes of heat, cold and high demand
- Our new and reman starters and alternators are designed to perform equal to or better than the original equipment parts, that they replace
- Our new and reman starters and alternators are designed to be identical in fit and performance to original equipment parts
- Our new and reman starters and alternators utilize the latest manufacturing technologies and highest quality parts to ensure the best performance and longest life
Carquest Premium – Starter: Remanufactured, Limited Lifetime Warranty (Part No.17996S)
from
$215.99
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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Bosch – Starter: Remanufactured (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.
Product Features:
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Product Features:
- Remanufactured with precision engineering to ensure optimal compatibility and performance with your vehicle’s starting system.
- Designed with a 9-tooth configuration for seamless integration with your engine’s requirements.
- Operates at 12 VDC to deliver consistent and efficient power for reliable vehicle startups.
- Built to meet the highest standards of durability, ensuring long-lasting and dependable performance.
- Tested rigorously to provide exceptional reliability, making it a trusted choice for replacing or upgrading your starter.
Product Features:
Bosch – Starter: Remanufactured (Part No.SR8660X)
from
$208.99
Bosch Premium Starters deliver exceptional performance and reliability, making them a trusted choice for your vehicle’s ignition system. Engineered with precision, this remanufactured starter features a clockwise (right) rotation and a 12-tooth design, ensuring smooth and efficient engagement with your engine. Operating at 12 VDC, it provides consistent power to start your vehicle with ease, even in demanding conditions. Built to meet rigorous testing standards, this starter offers durability and long-lasting functionality, making it a valuable investment for maintaining your vehicle’s performance. Whether you’re replacing a worn-out starter or upgrading for enhanced reliability, Bosch Premium Starters are designed to meet your needs with superior craftsmanship and dependable operation.
Product Features:
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Product Features:
- Engineered with precision to ensure smooth and efficient engagement with your engine.
- Operates at 12 VDC to deliver consistent power for reliable vehicle starts, even in demanding conditions.
- Designed with a 12-tooth configuration for optimal compatibility and performance.
- Built to meet rigorous testing standards, ensuring durability and long-lasting functionality.
- Remanufactured with superior craftsmanship to provide exceptional performance and reliability.
Product Features:
Carquest Premium – Starter: Remanufactured, Limited Lifetime Warranty (Part No.6497S)
from
$219.99
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.
Product Features:
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Product Features:
- Each unit is triple-tested to ensure quality and performance
- All wear components (brushes, bushings, and bearings) are replaced with all NEW components in the remanufacturing process
- Tech Hotline with trained ASE Certified Technicians: Call Carquest Technical Support at 1-800-228-9672
- Remanufactured to meet or exceed OE specifications for fit, form, and function, ensuring reliable performance and compatibility.
- 100% electronically tested during assembly to guarantee optimal functionality and durability.
Product Features:
Carquest Professional – Starter: New, Limited Lifetime Warranty (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.
Product Features:
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Product Features:
- Designed to meet or exceed OE specifications for fit, form and function
- Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
- All new components are utilized to ensure long service life
- Internal electronics are upgraded for heavy duty reliability (where applicable)
- Armatures and commutators are 100% load tested
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
Product Features:
ACDelco – Starter: Remanufactured (Part No.336-1914A)
from
$212.99
Product Features:
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- Remanufactured using consistent quality processes; not just rebuilt
- Starters have new bronze sintered and oil-impregnated armature bushings
- Solenoid contacts are new with copper terminals and plated hardware
- Performance-tested and inspected to ensure they meet your expectations for quality design and component specifications
- Designed to meet the fit, form, and function expectations for a wide range of vehicles, including General Motors and special applications.
Carquest Standard – Starter: Remanufactured, 1 Year Limited Warranty (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.
Product Features:
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Product Features:
- Designed to meet OE specifications for fit, form and function
- Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
- Designed to meet OE specifications for fit, form and function
- Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
Bosch – Alternator: Remanufactured, 150 Amps, 2 Year Limited Warranty (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.
Product Features:
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Product Features:
- Full-load tested to guarantee compliance with Bosch’s strict performance specifications
- 100% factory tested, units are remanufactured (not rebuilt)
- Built to last – uses high quality materials and the most technologically advanced developments.
- Engineered to handle demanding electrical loads efficiently, ensuring reliable performance under heavy usage.
- Designed with a clockwise rotation direction for seamless compatibility and optimal functionality.
Product Features:
Carquest Premium – Alternator: Remanufactured, 150 Amps, Limited Lifetime Warranty (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.
Product Features:
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Product Features:
- Designed to meet or exceed OE specifications for fit, form and function
- Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Regulators and rectifiers are 100% electronically load tested for reliable charging performance
- 100% new OE-quality brushes and bearings are used to ensure long service life
- Rotors and stators are load tested and double insulated for maximum charging performance
- Slip rings are precision polished for maximum brush contact and service life
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
Product Features:
Carquest Premium – Alternator: Remanufactured, 155 Amps, Limited Lifetime Warranty (Part No.11046A)
from
$233.99
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.
Product Features:
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Product Features:
- Designed to meet or exceed OE specifications for fit, form and function
- Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Regulators and rectifiers are 100% electronically load tested for reliable charging performance
- 100% new OE-quality brushes and bearings are used to ensure long service life
- Rotors and stators are load tested and double insulated for maximum charging performance
- Slip rings are precision polished for maximum brush contact and service life
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
Product Features:
Upgrade your 2011 Cadillac STS with Top-Quality Alternators and Starters
When it comes to maintaining or upgrading your 2011 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 10 Alternators and Starters for the 2011 Cadillac STS, designed to meet your needs without breaking the bank.
From
Starter Part
replacements to
Alternator 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 2011 Cadillac STS at great prices.
Our Alternators and Starters inventory for this model
ranges from just $33.99 to $464.99, with
an average price of $175.94.
Our 10 Alternators and Starters in stock come from 5 trusted brands, so you’re sure to find the right part for your 2011 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 2011 Cadillac STS, we stock popular OEM and aftermarket Alternators and Starters from top names
like GM Genuine Carquest Premium, and more.
GM Genuine Alternators and Starters
start at just $235.99 and boast an impressive 4.5 stars average rating from customers.
With 37 customer reviews and counting, our 2011 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 2011 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 2011 Cadillac STS!
Best-Selling Starter Parts for 2011 Cadillac STSs
Enhance the driving experience in your Cadillac with 5 quality Starter Part components, starting at $52.99.
GM Genuine Parts – Starter: New (Part No.12644788)
from
$235.99
This newly manufactured starter motor is an exact replacement for your GM vehicle’s original starter, ensuring seamless compatibility and reliable performance. Designed with a clockwise rotation and featuring a 12-tooth configuration, it delivers precise engagement and efficient operation for your Chevrolet, Buick, GMC, or Cadillac vehicle. Operating at 12 VDC, this starter motor is engineered and tested to meet rigorous GM standards, offering durability and long-lasting functionality. As part of the MIPGM02 family, it incorporates updated materials and advanced technologies, reflecting GM’s commitment to innovation. Backed by General Motors, this starter motor provides exceptional value and peace of mind, making it a dependable choice for restoring your vehicle’s starting system.
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Carquest Premium – Starter: Remanufactured, Limited Lifetime Warranty (Part No.17996S)
from
$215.99
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
WAI – Starter: 1.4kW/12 Volt, CW, 12-Tooth Pinion (Part No.17996N)
from
$198.99
Product Features:
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- Engineered to meet or exceed OEM specifications for a perfect fit and hassle-free installation.
- Premium grade solenoids contains materials specifically selected for best conductivity. High temperature cap ensures that the solenoid works flawlessly in high heat environments. High dielectric strength outer case resists shorting.
- Armatures have precision machined and upgraded steel shaft for improved durability and performance.
- Each unit includes a printed copy of the test results so you know exactly what to expect from our parts right from the first time they power on.
Carquest Professional – Starter: New, Limited Lifetime Warranty (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.
Product Features:
See More
Product Features:
- Designed to meet or exceed OE specifications for fit, form and function
- Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
- All new components are utilized to ensure long service life
- Internal electronics are upgraded for heavy duty reliability (where applicable)
- Armatures and commutators are 100% load tested
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
GM Genuine Parts – WIRE CONNECTOR (Part No.PT2971)
from
$52.99
WIRE CONNECTOR
Most Popular 2011 Cadillac STS Alternator Parts
Customize your Cadillac with 5 Alternator Parts products
like Alternators and
Alternator Pigtails, all
priced under $464.99.
Carquest Premium – Alternator: Remanufactured, 155 Amps, Limited Lifetime Warranty (Part No.11046A)
from
$233.99
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.
Product Features:
See More
Product Features:
- Designed to meet or exceed OE specifications for fit, form and function
- Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
- Regulators and rectifiers are 100% electronically load tested for reliable charging performance
- 100% new OE-quality brushes and bearings are used to ensure long service life
- Rotors and stators are load tested and double insulated for maximum charging performance
- Slip rings are precision polished for maximum brush contact and service life
- Application-specific technical bulletins included where applicable
- All units are 100% triple tested to ensure quality and performance
- Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
GM Genuine Parts – Black Multi-Purpose Pigtail (Part No.PT2044)
from
$42.49
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:
See More
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
Carquest Premium – Multi-Use Connector (Part No.PTA1229)
from
$46.99
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.
Product Features:
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Product Features:
- Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
- 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
Carquest Premium – Multi-Use Connector (Part No.PTA1482)
from
$33.99
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.
Product Features:
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Product Features:
- Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
- 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
Bosch – Alternator: Remanufactured, 150 Amps, 2 Year Limited Warranty (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.
Product Features:
See More
Product Features:
- Full-load tested to guarantee compliance with Bosch’s strict performance specifications
- 100% factory tested, units are remanufactured (not rebuilt)
- Built to last – uses high quality materials and the most technologically advanced developments.
- Engineered to handle demanding electrical loads efficiently, ensuring reliable performance under heavy usage.
- Designed with a clockwise rotation direction for seamless compatibility and optimal functionality.
Top-Rated Alternators and Starters Brands For Your 2011 Cadillac STS
Shop for the best-rated brands offering Alternators and Starters and other products for your 2011 Cadillac STSs. Below you’ll find some of our best rated Alternators and Starters from GM Genuine and Carquest Premium, and more. Alternators and Starters from these brands that fit a 2011 STS start at just $215.99 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 GM Genuine 2011 Cadillac STS Alternators and Starters
When it comes to maintaining or upgrading your 2011 Cadillac STS, using quality Alternators and Starters is essential to ensure durability and a perfect fit. GM Genuine ticks all of those boxes. We offer a wide selection of GM Genuine Alternators and Starters, specifically designed for the 2011 Cadillac STS. With over 1 GM Genuine 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 $235.99. Plus, with over 1 customer reviews and an average rating of 4.5 stars, you can trust that our GM Genuine 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.
Popular Carquest Premium 2011 Cadillac STS Alternators and Starters
Carquest Premium auto parts is one of the highest quality Alternators and Starter brands in the market. Any 2011 Cadillac STS owner should feel confident when installing genuine Carquest Premium parts in their vehicle. To ensure the best fit and performance for your 2011 STS, Advance Auto Parts carries a full inventory of 2 Carquest Premium Alternators and Starters. Plus you will be keeping your Cadillac in peak condition while saving money because prices on these Carquest Premium Alternators and Starters range from $215.99 to $233.99, plus, with more than 36 customer reviews and an impressive 4.4 stars average rating, you can be confident the Fram Alternators and Starters below will deliver on both quality and value.
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$215.99
(18)
Starter: Remanufactured, Limited Lifetime Warranty
“Fit and works perfect.. Reasonable price”
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$233.99
(18)
Alternator: Remanufactured, 155 Amps, Limited Lifetime Warranty
“Excellent service. Exact fit replacement. Very happy with the part and the assistance of counter sales staff.”
FAQs for 2011 Cadillac STS Alternators and Starters
Which Alternators and Starters are best-sellers for 2011 Cadillac STSs?
Out of 10 Alternators and Starters that fit 2011 Cadillac STSs, the following parts are the top sellers:
- Starter: 1.4kW/12 Volt, CW, 12-Tooth Pinion (12145990) – $198.99
- Black Multi-Purpose Pigtail (11895185) – $42.49
- Multi-Use Connector (12441205) – $46.99
What’s the price range for 2011 Cadillac STS Alternators and Starters?
Alternators and Starter prices for the 2011 Cadillac STS start at $33.99 and go up to $464.99 for the most premium parts.
What’s the average price of a Alternators and Starter for a 2011 Cadillac STS?
The average price for Alternators and Starters for the 2011 Cadillac STS is $175.94. 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 2011 Cadillac STS?
The cheapest 2011 Cadillac STS Alternators and Starters we carry in stock are:
- Multi-Use Connector (12441409) – $33.99
- Black Multi-Purpose Pigtail (11895185) – $42.49
- Multi-Use Connector (12441205) – $46.99
- WIRE CONNECTOR (50130729) – $52.99
- Starter: 1.4kW/12 Volt, CW, 12-Tooth Pinion (12145990) – $198.99
What are the top-rated Alternators and Starters that fit the 2011 Cadillac STS?
Out of 37 reviews by customers, our 2011 Cadillac STS Alternators and Starters have an average customer rating of . These are some of the highest-rated Alternators and Starter types for the 2011 Cadillac STS and their top-rated products:
- Alternator Parts
- Alternator: Remanufactured, 155 Amps, Limited Lifetime Warranty (20850801) – $233.99
- Starter Parts
- Alternator: Remanufactured, 155 Amps, Limited Lifetime Warranty (20850801) – $233.99
What types of Alternators and Starters do you sell for my 2011 Cadillac STS?
As of 11/2/25, these are some of the most in-demand types of Alternators and Starters for a 2011 Cadillac STS:
Can I get help with 2011 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.
