Make sure this part fits

Buick 89023887 Lap Shoulder Belt

2004 Buick Rainier

Customer Questions & Expert Answers (2)
89023887 GM Lap Shoulder Belt Illustration 1 of 1
  • Part Description
    Belt Kit, Am9 - Rear Split Back Folding
  • Position
    Rear
  • Replaces
    88898861
  • Manufacturer
    General Motors
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  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number89023887
    Part DescriptionLap Shoulder Belt; Belt Kit, Am9 - Rear Split Back Folding
    Item Dimensions12.1 x 6.5 x 4.6 inches
    Item Weight2.20 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces88898861
    ManufacturerGeneral Motors
    SKU89023887
    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 Buick Rainier6 Cyl 4.2L, 8 Cyl 5.3L4 DOOR
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 89023887 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    How can you verify the functionality of the Seat Belt reminder light for the 2003 Chevrolet Trailblazer? Posted by Penny C.
    A:
    Verify that the seat belt reminder light activates when the key is turned to the Run or Start position, accompanied by a chime. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Jan 18, 2026

Genuine GM Part 89023887, the Right Choice

To ensure reliability, purchase GM part # 89023887 Lap Shoulder Belt. It is sometimes referred to as Buick Seat Belt. 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 Buick Rainier models.

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