Make sure this part fits

GM 19299343 Transmission

2012 GM

Customer Questions & Expert Answers (3)
19299343 GM Transmission Illustration 1 of 1
  • Part Description
    Transmission, Automatic
  • Replaces
    24254756
  • Manufacturer
    General Motors
Make sure this part fits
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number19299343
    Part DescriptionTransmission; Transmission, Automatic
    Item Dimensions46.2 x 23.0 x 24.1 inches
    Item Weight189.90 Pounds
    ConditionRemanufactured
    Fitment TypeDirect Replacement
    Replaces24254756
    ManufacturerGeneral Motors
    SKU19299343
    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
    2012 Chevrolet Silverado6 Cyl 4.3LCREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
    2012 GMC Sierra6 Cyl 4.3LCREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
  • 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 19299343 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What needs to be done with the Transmission Assembly before removing the driveshaft for the 2012 Chevrolet Silverado? Posted by Ishmael F.
    A:
    Remove the torque converter-to-drive plate bolts. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Feb 04, 2026
    Q:
    What components need to be removed before removing the Transmission Assembly for the 2012 GMC Sierra? Posted by Rosco T.
    A:
    The skid plate, crossmember, and any exhaust components that interfere with removal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Xavier / Sep 17, 2022

Genuine GM Part 19299343, the Right Choice

To ensure reliability, purchase GM part # 19299343 Transmission. It is sometimes referred to as GM 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 Silverado models. It fits GMC Sierra.

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