Make sure this part fits

Chevrolet 12491886 Transmission Asm,Auto 4Msd (Goodwrench Remanufacture)

2004 Chevrolet Astro

Customer Questions & Expert Answers (3)
12491886 GM Transmission Asm,Auto 4Msd (Goodwrench Remanufacture) Illustration 1 of 1
  • Part Description
    TRANSMISSION, Automatic
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number12491886
    Part DescriptionTRANSMISSION, Automatic
    Other NamesTransmission
    Item Dimensions46.2 x 22.6 x 25.1 inches
    Item Weight237.60 Pounds
    ConditionRemanufactured
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12491886
    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
    2004 Chevrolet Astro6 Cyl 4.3LVAN ASTRO
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12491886 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What are the preliminary steps for removing the Transmission Assembly of the 2004 GMC Safari? Posted by Michail K.
    A:
    Disconnect the negative battery cable, remove the engine cover and transmission fluid dipstick, and remove the air cleaner assembly on carbureted and TBI engines. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Jun 06, 2025
    Q:
    What should be done during the disassembly of the Transmission Assembly for the 2004 Chevrolet Astro? Posted by Thom M.
    A:
    During disassembly, it is crucial to take careful notes on how each piece is removed, its placement in relation to other components, and the means of securing it. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Mar 03, 2025

Genuine GM Part 12491886, the Right Choice

To ensure reliability, purchase GM part # 12491886 Transmission Asm,Auto 4Msd (Goodwrench Remanufacture). It is sometimes referred to as Chevrolet Transmission Assembly. 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 Astro models.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 12491886 Transmission Asm,Auto 4Msd (Goodwrench Remanufacture). You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed Chevrolet parts information, click here.
Find low prices on genuine OE parts from GM dealerships with fast delivery and dedicated service at GMPartsGiant.com.