2010 Hummer H3 Alternators

Enhance and Protect Your 2010 Hummer H3 with Quality Alternators

Maintaining the performance of your 2010 Hummer H3 starts with choosing the right parts, and high-quality Alternators help ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Alternators specifically for the 2010 Hummer H3, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Alternators for Every Budget

Finding affordable, quality Alternators is easy at Advance Auto Parts. With prices starting as low as $219.99 and an average price of $268.63, you can choose one that fits your budget while delivering the quality you expect. Our Alternators are competitively priced, ranging from $219.99 to $346.99, so you get value without compromising on strength or reliability.

Explore Related Parts for a Complete Solution

To further enhance your 2010 Hummer H3, don’t miss our related parts categories, including Alternator Pigtails. These additions will round out your repair or upgrade project and ensure your vehicle is ready for any adventure.

Alternators for Your 2010 Hummer H3

Carquest Premium – Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty (Part No.8302A)

Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty

from

$221.99
Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading 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 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:
  • 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
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Carquest Premium – Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty (Part No.11148A)

Alternator: Remanufactured, 120 Amps, Limited Lifetime Warranty

from

$286.99
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:


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
See More

Carquest Premium – Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty (Part No.8550A)

Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty

from

$219.99
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:


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
See More

Carquest Professional – Alternator: New, 145 Amps, Limited Lifetime Warranty (Part No.8302AN)

Alternator: New, 145 Amps, Limited Lifetime Warranty

from

$271.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators 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:
  • 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
  • All new components are utilized to ensure long service life
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 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
  • Rotors and stators are load tested and double insulated for maximum charging performance
See More

GM Genuine Parts – Alternator: New, 125 Amps, 2 Year Limited Warranty (Part No.25925948)

Alternator: New, 125 Amps, 2 Year Limited Warranty

from

$244.99
GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle’s electrical systems and charge the battery while the engine is running. 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:
  • Newly manufactured as an exact replacement for your GM vehicle’s original alternator
  • 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 Professional – Alternator: New, 120 Amps, Limited Lifetime Warranty (Part No.11148AN)

Alternator: New, 120 Amps, Limited Lifetime Warranty

from

$346.99
Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators 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:
  • 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
  • All new components are utilized to ensure long service life
  • Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
  • Internal electronics are upgraded for heavy duty reliability (where applicable)
  • Regulators and rectifiers are 100% electronically load tested for reliable charging performance
  • 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
  • Rotors and stators are load tested and double insulated for maximum charging performance
See More

GM Genuine Parts – Alternator: New, 145 Amps, 2 Year Limited Warranty (Part No.22781131)

Alternator: New, 145 Amps, 2 Year Limited Warranty

from

$324.99
GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle’s electrical systems and charge the battery while the engine is running. 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:
  • Newly manufactured as an exact replacement for your GM vehicle’s original alternator
  • 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
See More

Bosch – Alternator: Remanufactured, 125 Amps, 2 Year Limited Warranty (Part No.AL8828X)

Alternator: Remanufactured, 125 Amps, 2 Year Limited Warranty

from

$271.99
The Bosch Premium Alternator, delivering 125 amps at 12 VDC, is engineered for exceptional performance and reliability. Full-load tested to meet Bosch’s rigorous performance standards, this alternator ensures dependable operation under demanding conditions. Unlike rebuilt units, it is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, offering superior durability and longevity. Designed with a clockwise rotation direction, it is built to seamlessly integrate with your vehicle’s electrical system. Whether you’re replacing a worn-out alternator or upgrading for better performance, this Bosch alternator provides the power and dependability you need to keep your vehicle running smoothly.

Product Features:


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.
  • Seamlessly integrates with your vehicle’s electrical system for reliable and efficient operation.
  • Engineered for exceptional durability, ensuring long-lasting performance under demanding conditions.
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Valeo – Alternator: New, 120 Amps (Part No.849028)

Alternator: New, 120 Amps

from

$269.99
The Valeo premium alternator delivers exceptional performance and reliability, making it a top choice for automotive electrical systems. Designed with 100% new components and core, this alternator eliminates the risk of premature failure, ensuring long-lasting durability compared to remanufactured units. Featuring premium rare earth magnets, it achieves superior efficiency by increasing output without enlarging its size. Engineered for exact fit with application-specific parts, it guarantees seamless compatibility and hassle-free installation. Tested under extreme conditions for up to six months, this alternator withstands heat, vibration, and contaminants, maintaining maximum charge output even in the harshest environments. With a 120-amp rating, 12 VDC voltage, and clockwise rotation, it meets demanding electrical requirements while boosting fuel economy. As an original equipment part now available in the aftermarket, Valeo’s alternator combines innovation and reliability, offering unmatched value for drivers seeking optimal performance.

Product Features:
  • Valeo premium alternators are 100% new products (not remanufactured)
  • 100% new components and core eliminates premature failure for increased durability over remanufactured units
  • All parts are application specific for an exact fit
  • Premium rare earth magnets increase the output of the alternator without increasing the size for better efficiency
  • All applications go under extreme condition testing up to 6 months to ensure reliability under the harshest conditions and electrical demands
  • High resistance to heat, vibration, and contaminating particles helps maintain maximum charge output
  • Part Number 849028 is the original equipment part now available in the aftermarket.
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Bosch – Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty (Part No.AL8855X)

Alternator: Remanufactured, 145 Amps, Limited Lifetime Warranty

from

$251.99
The Bosch Premium Alternator, delivering 145 amps and operating at 12 VDC with a clockwise rotation, is engineered for exceptional performance and reliability. Each unit is 100% factory tested and remanufactured – not rebuilt – to meet Bosch’s rigorous performance standards. Full-load testing ensures compliance with strict specifications, while high-quality materials and advanced technology enhance durability and longevity. Whether you’re replacing a worn-out alternator or upgrading for better performance, this alternator is built to last and provide consistent power for your vehicle’s electrical systems. Trust Bosch for a dependable solution that keeps your vehicle running smoothly.

Product Features:


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 for consistent power delivery to support your vehicle’s electrical systems effectively.
  • Designed for exceptional reliability, ensuring smooth operation and reduced downtime.
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WAI – Delco Dr37 Ir/If 145 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty (Part No.8550N)

Delco Dr37 Ir/If 145 Amp/12 Volt, Cw, 6-Groove Pulley, Limited Lifetime Warranty

from

$242.99
Experience the reliability and performance of this 145-amp alternator, meticulously engineered to meet or exceed OEM specifications for a seamless fit and effortless installation. Designed with advanced voltage regulator protection, it safeguards against transient voltage spikes, preventing potential battery damage while ensuring efficient communication with the ECU. The high-power rectifier assembly features robust open junction press-fit diodes, keeping the unit cool even under demanding conditions. With low saturation voltage, heat dissipation is minimized, enhancing durability and efficiency. Each unit is rigorously tested, and a printed copy of the test results is included, giving you confidence in its performance from the very first use. Trust in WAIs commitment to superior quality and innovation for a dependable solution to your vehicles electrical needs.

Product Features:
  • Engineered to meet or exceed OEM specifications for a perfect fit and hassle-free installation.
  • Voltage regulator protection – load dump protected against transient voltage spikes avoiding potential battery damage. Low saturation voltage results in lower heat dissipation. Fully compliant in communication with ECU.
  • High power rectifier assembly is designed with higher power open junction press fit diodes to keep the units running cool.
  • 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.
  • Rigorously tested for durability and efficiency, ensuring reliable performance under demanding conditions.
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FAQs for 2010 Hummer H3 Alternators

Which Alternators are the top sellers for the 2010 Hummer H3?

Out of 11 Alternators that fit 2010 Hummer H3s, the following parts are the top sellers:

How can I make sure that a part will be compatible with my 2010 Hummer H3?

Our Hummer H3 aftermarket and OEM parts are designed specifically for the 2010 model. You can always find your specific fitment and compatibility for your 2010 Hummer on an individual product page.

What is the price range for 2010 Hummer H3 Alternators?

The range of prices of Alternators for the 2010 Hummer H3 goes from $219.99 up to $346.99 for the most premium parts.

What is the average price of 2010 Hummer H3 Alternators?

2010 Hummer H3 Alternators average $268.63 for our selection of OEM and aftermarket parts.

Does Advance Auto Parts sell Alternators for other Hummer H3 model years?

Yes, we currently stock Alternators for 3 model years of Hummer H3s, from 2006 to 2009. Model years 2009, 2008, 2007, and 2006 are the most popular for Alternators purchases.

Can I get help with 2010 Hummer H3 Alternators orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Hummer Alternators and more.

What is your return policy for Hummer H3 Alternators?

Advance Auto Parts keeps returns simple. For new Hummer H3 Alternators and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.