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Buick 15319851 Relay

2004-2007 Buick Rainier

Customer Questions & Expert Answers (3)
15319851 GM Relay Product Photo 1 of 1
  • Part Description
    Relay, Air Suspension And Inflator Unit
  • Manufacturer
    General Motors
Make sure this part fits
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number15319851
    Part DescriptionRelay; Relay, Air Suspension And Inflator Unit
    Item Dimensions2.4 x 2.2 x 1.5 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU15319851
    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
    2004-2007 Buick Rainier6 Cyl 4.2L4 DOOR
  • 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 15319851 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be the result of the continuity test between terminal 30 and 87 when the Relay is de-energized in the 2007 Buick Rainier? Posted by Lamont R.
    A:
    There should be no continuity between terminal 30 and 87 when the relay is de-energized. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Raul / Oct 12, 2022
    Q:
    How are the terminals on ISO Relays numbered, and what are their functions for the 2008 Chevrolet Colorado? Posted by Garald N.
    A:
    The terminals on ISO relays are numbered to indicate their circuit connections and functions. The control circuit terminals are usually 85 and 86, while the power circuit terminals are 30 and 87. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Apr 07, 2026

Genuine GM Part 15319851, the Right Choice

To ensure reliability, purchase GM part # 15319851 Relay. It is sometimes referred to as Buick Relay. 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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