How to replace an alternator on 2006 GMC Sierra 3500?

In order to replace the generator, remove the negative battery cable and the generator electrical connector. Take the generator out, remove the drive belt, generator cable, etc. Install the new generator, attach it with bolts, reconnect drive belt and reconnect the generator cable and electrical connector. Lastly, rejoin the negative battery cable.

OEM 2006 GMC Sierra 3500 Alternator

Generator

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5 Alternators found

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2006 GMC Sierra 3500 Alternator Part Number: 19244751
$309.77 MSRP: $604.07
You Save: $294.30 (49%)
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Product Specifications
- Other Name: Generator Assembly, (Remanufacture); Generator, Engine Electrical
- Replaces: 10464476, 15200109, 15263859, 20989650, 22781130, 19151921
- Item Weight: 17.00 Pounds
- Item Dimensions: 9.2 x 7.8 x 7.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19244751
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2006 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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2006 GMC Sierra 3500 Alternator Part Number: 22781131
$271.79 MSRP: $599.42
You Save: $327.63 (55%)
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Product Specifications
- Other Name: Generator Assembly; Generator, Engine Electrical
- Replaces: 19118686, 15847291, 94665137, 15222342, 15124532, 15222341, 15226003, 20989651
- Item Weight: 16.30 Pounds
- Item Dimensions: 9.3 x 8.2 x 7.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 22781131
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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2006 GMC Sierra 3500 Alternator Part Number: 15128978
$325.33 MSRP: $609.73
You Save: $284.40 (47%)
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Product Specifications
- Other Name: Generator; Generator, Engine Electrical
- Replaces: 10371020
- Item Weight: 23.60 Pounds
- Item Dimensions: 17.5 x 17.9 x 9.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15128978
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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2006 GMC Sierra 3500 Alternator Part Number: 19244731
$286.05 MSRP: $511.62
You Save: $225.57 (45%)
Product Specifications
- Other Name: Generator Assembly, (Remanufacture); Generator, Engine Electrical
- Replaces: 19151898, 10464481
- Item Weight: 17.70 Pounds
- Item Dimensions: 9.3 x 7.7 x 7.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19244731
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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2006 GMC Sierra 3500 Alternator Part Number: 19353851
Product Specifications
- Other Name: Generator Assembly, .; Generator, Engine Electrical
- Replaces: 15845338, 15845337, 19118688, 19118692
- Item Weight: 19.20 Pounds
- Item Dimensions: 8.2 x 8.3 x 10.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19353851
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS

2006 GMC Sierra 3500 Alternator

With a comprehensive array of OEM 2006 GMC Sierra 3500 Alternator, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2006 GMC Sierra 3500 Alternator are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2006 GMC Sierra 3500 Alternator Parts and Q&A

Q: How to replace an alternator on 2006 GMC Sierra 3500?
A: In order to replace the generator, remove the negative battery cable and the generator electrical connector. Take the generator out, remove the drive belt, generator cable, etc. Install the new generator, attach it with bolts, reconnect drive belt and reconnect the generator cable and electrical connector. Lastly, rejoin the negative battery cable.