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GM 20757891 GENERATOR Assembly

2007-2008 GM

Customer Questions & Expert Answers (3)
GM 20757891 GENERATOR Assembly
  • Part Description
    Generator Asm ; Generator, Engine Electrical
  • Replaces
    15233597
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number20757891
    Part DescriptionGenerator Asm ; Generator, Engine Electrical
    Other NamesAlternator
    Item Dimensions9.1 x 8.2 x 10.1 inches
    Item Weight15.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15233597
    ManufacturerGeneral Motors
    SKU20757891
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2007-2008 Chevrolet Impala6 Cyl 3.9L, 6 Cyl 3.9L FlexLS, LS POLICE CAR, LT, LT 3.5, LTZ, SS
    2007 Chevrolet Monte CarloLS, LT, SS
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 20757891 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How do you install the alternator on the 2006 Chevrolet Impala? Posted by Customer
    A:
    Installation is the reverse of removal. Make sure to tighten the alternator mounting bolts securely.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Alternator
    Q:
    How do you remove the alternator from the 2006 Chevrolet Monte Carlo? Posted by Customer
    A:
    Disconnect the cable from the negative battery terminal, remove the accessory drivebelt, and disconnect the electrical connectors from the alternator. Then, remove the nut and disconnect the battery cable from the B+ stud terminal. Unlock the electrical connector by sliding the lock tab down and pull it off. Finally, remove the four alternator mounting bolts to detach the alternator.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Alternator
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 20757891, the Right Choice

To ensure reliability, purchase GM part # 20757891 GENERATOR Assembly. It is sometimes referred to as GM Alternator. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Chevrolet Impala, Monte Carlo models.

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