Hummer H3T Alternators

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We stock Genuine OEM Hummer Alternators for your Hummer H3T. OEM alternators play a critical role in your vehicle's electrical system, generating power to keep your battery charged and ensuring that all electrical components are functioning properly. They are designed to fit your vehicle's specifications, ensuring optimal performance and compatibility. Choosing OEM alternators over aftermarket options ensures that you are getting a product that is manufactured to the highest quality standards, providing greater reliability, durability, and long-term savings. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

2007-2020 GM - Alternator

Part Number: 20881337

Notes: Part numbers are for remanufactured alternators. Contact local dealer for possible core charge and exchange information.

Other Names: Alternator

Replaces: 15093929, 15857609, 15905872, 15905874, 22781127, 25869451, 25968616

Description: Silverado, sierra. Avalanche, Escalade EXT. 145 amp. Escalade ESV. 145 amp. Canyon, Colorado. 4.3L, 2003-14, 145 amp. 5.3L. Newly...

Fits:

Cadillac:
- Escalade,
- Escalade ESV,
- Escalade EXT
Chevrolet:
- Avalanche,
- Colorado,
- Express 1500,
- Express 2500,
- Express 3500,
- LCF 3500,
- Silverado 1500,
- Silverado 2500 HD,
- Silverado 3500 HD,
- Suburban 1500,
- Suburban 2500,
- Tahoe
GMC:
- Canyon,
- Savana 1500,
- Savana 2500,
- Savana 3500,
- Sierra 1500,
- Sierra 2500 HD,
- Sierra 3500 HD,
- Yukon,
- Yukon XL 1500,
- Yukon XL 2500
Hummer:
- H3,
- H3T

MSRP $541.76

$294.99

Alternator

Part Number: 25925948

Notes: General Motors Does Not Service Components Separately.

Other Names: Alternator

Replaces: 15884348, 15918537, 15946765

Description: Canyon, Colorado. Without 5.3l. Hummer H3. 3.7l. Newly manufactured as an exact replacement for your GM vehicle's original alternator...

Fits:

Chevrolet:
- Colorado
GMC:
- Canyon
Hummer:
- H3,
- H3T

MSRP $463.31

$252.27

1999-2016 GM - Alternator and Power Steering Pump Bracket

Part Number: 12554030

Other Names: Bracket

Description: 4.8, 5.3, 6.0 & 8.1L. 4.8, 5.3, 6.0 & 6.2L. 1500 series. 2500 series. 2003-07. 6.6L turbo diesel. 105 amp. 4.8, 5.3 & 6.0L. Mount...

Fits:

Cadillac:
- Escalade,
- Escalade ESV,
- Escalade EXT
Chevrolet:
- Avalanche,
- Avalanche 1500,
- Avalanche 2500,
- Express 1500,
- Express 2500,
- Express 3500,
- Silverado 1500,
- Silverado 1500 Classic,
- Silverado 1500 HD,
- Silverado 1500 HD Classic,
- Silverado 2500,
- Silverado 2500 HD,
- Silverado 2500 HD Classic,
- Silverado 3500,
- Silverado 3500 Classic,
- Silverado 3500 HD,
- Suburban 1500,
- Suburban 2500,
- Tahoe
GMC:
- Envoy,
- Savana 1500,
- Savana 2500,
- Savana 3500,
- Sierra 1500,
- Sierra 1500 Classic,
- Sierra 1500 HD,
- Sierra 1500 HD Classic,
- Sierra 2500,
- Sierra 2500 HD,
- Sierra 2500 HD Classic,
- Sierra 3500,
- Sierra 3500 Classic,
- Sierra 3500 HD,
- Yukon,
- Yukon XL 1500,
- Yukon XL 2500
Hummer:
- H2,
- H3T

MSRP $163.23

$106.37

1999-2020 GM - Mount Bracket Lower Bolt

Part Number: 11516744

Other Names: Bracket Bolt, Alternator Bolt, Alternator Adjusting Bracket Bolt, Alternator Bracket Bolt, F (S)Bolt

Replaces: 11509072

Description: 4.8, 5.3, 6.0 & 6.2L. 6.0L. Mount bracket,lower bolt. Short. 5.3L. 4.8, 5.3, 6.0 & 8.1L. long. Sedan,.

Fits:

Cadillac:
- Escalade,
- Escalade ESV,
- Escalade EXT
Chevrolet:
- Avalanche,
- Avalanche 1500,
- Avalanche 2500,
- Express 1500,
- Express 2500,
- Express 3500,
- Silverado 1500,
- Silverado 1500 Classic,
- Silverado 1500 HD,
- Silverado 1500 HD Classic,
- Silverado 2500,
- Silverado 2500 HD,
- Silverado 2500 HD Classic,
- Silverado 3500,
- Silverado 3500 Classic,
- Silverado 3500 HD,
- Suburban 1500,
- Suburban 2500,
- Tahoe
GMC:
- Savana 1500,
- Savana 2500,
- Savana 3500,
- Sierra 1500,
- Sierra 1500 Classic,
- Sierra 1500 HD,
- Sierra 1500 HD Classic,
- Sierra 2500,
- Sierra 2500 HD,
- Sierra 2500 HD Classic,
- Sierra 3500,
- Sierra 3500 Classic,
- Sierra 3500 HD,
- Yukon,
- Yukon XL 1500,
- Yukon XL 2500
Hummer:
- H2,
- H3,
- H3T

MSRP $72.93

$47.81

Bracket

Part Number: 12643257

Other Names: Mount Bracket, A/C Compressor Bracket, Alternator Bracket, Compressor Bracket

Replaces: 12554026

Description: 4.8, 5.3, 6.0 & 6.2. Without 6.6L diesel. 5.3L. Sedan,. 4.8, 5.3 & 6.0L. Mount bracket.

Fits:

Cadillac:
- Escalade,
- Escalade ESV,
- Escalade EXT
Chevrolet:
- Avalanche,
- Avalanche 1500,
- Avalanche 2500,
- Express 1500,
- Express 2500,
- Express 3500,
- Silverado 1500,
- Silverado 1500 Classic,
- Silverado 1500 HD,
- Silverado 1500 HD Classic,
- Silverado 2500,
- Silverado 2500 HD,
- Silverado 2500 HD Classic,
- Silverado 3500,
- Silverado 3500 Classic,
- Silverado 3500 HD,
- Suburban 1500,
- Suburban 2500,
- Tahoe
GMC:
- Savana 1500,
- Savana 2500,
- Savana 3500,
- Sierra 1500,
- Sierra 1500 Classic,
- Sierra 1500 HD,
- Sierra 1500 HD Classic,
- Sierra 2500,
- Sierra 2500 HD,
- Sierra 2500 HD Classic,
- Sierra 3500,
- Sierra 3500 Classic,
- Sierra 3500 HD,
- Yukon,
- Yukon XL 1500,
- Yukon XL 2500
Hummer:
- H2,
- H3,
- H3T

MSRP $78.80

$45.31

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