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Title

Alternator

PART#: 20757890
ACDelco
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2009BuickLaCrosseCX3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2009BuickLaCrosseCXL3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2008BuickLaCrosseCX3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2008BuickLaCrosseCXL3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2008PontiacGrand PrixBase3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26;
2007BuickLaCrosseCXL3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2007BuickLaCrosseCX3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2007PontiacGrand PrixGT3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2007PontiacGrand PrixBase3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2006BuickLaCrosseCX3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2006BuickLaCrosseCXL3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2006PontiacGrand PrixGT3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2006PontiacGrand PrixBase3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2005BuickLaCrosseCX3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2005BuickLaCrosseCXL3.8V6GAS125 AMP(KG7); AMPS 125 | Engine VIN: 2; Engine Code: L26;
2005PontiacGrand PrixGTP3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2005PontiacGrand PrixBase3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
2005PontiacGrand PrixGT3.8V6GASAMPS 125 | Engine VIN: 2; Engine Code: L26; | Engine VIN: 4; Engine Code: L32;
Product info

The ACDelco Alternator part number 20757890 is a reliable replacement alternator designed for Buick and Pontiac vehicles. This alternator is engineered to provide consistent performance and durability, ensuring that your vehicle’s electrical system is powered efficiently.

One of the key benefits of this alternator is its high-quality construction, which includes premium materials and advanced engineering techniques. This ensures that the alternator is able to withstand the rigors of daily use and provide reliable power to your vehicle’s electrical system.

Some of the key features of this alternator include its compact size, lightweight construction, and easy installation. This makes it an ideal replacement option for Buick and Pontiac vehicles that require a high-quality alternator.

In terms of usage, the ACDelco Alternator part number 20757890 is designed to deliver consistent performance and power to your vehicle’s electrical system. It is compatible with a wide range of Buick and Pontiac models, making it a versatile replacement option for your car.

Overall, if you’re looking for a reliable and high-quality replacement alternator for your Buick or Pontiac, the ACDelco Alternator part number 20757890 is an excellent choice. Its advanced engineering, high-quality construction, and easy installation make it a top choice for car enthusiasts and mechanics alike.

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
2
Aluminum
New
No
Yes
Amperage Rating125
External Fan IncludedNot Applicable
External Regulator IncludedNo
FamilyBosch IR IF
Fan TypeInternal
FinishAluminum
Ground TypeNegative
Mounting TypePad Mount
One Wire CapableNo
Plug Clock Rear View Main Mounting Ear at 6 O Clock1
Pulley Belt TypeSerpentine
Pulley Groove Quantity6
Pulley IncludedYes
Regulator TypeInternal
Rotation DirectionClockwise
Voltage12
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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