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Chevrolet 84423821 Antenna Assembly

2015 Chevrolet

Customer Questions & Expert Answers (3)
84423821 GM Antenna Assembly Product Photo 1 of 2
  • Part Description
    Antenna, Power Radio Antenna
  • Replaces
    23258462, 84081918
  • Manufacturer
    General Motors
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number84423821
    Part DescriptionAntenna Assembly; Antenna, Power Radio Antenna
    Item Dimensions5.2 x 5.3 x 11.6 inches
    Item Weight1.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces23258462, 84081918
    ManufacturerGeneral Motors
    SKU84423821
    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
    2015 Chevrolet Suburban8 Cyl 5.3L1500 4 DOOR UTILITY
    2015 Chevrolet Tahoe8 Cyl 5.3L1500 4 DOOR UTILITY
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 84423821 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    What is the first step to replace the Antenna mast for the 2015 Cadillac Escalade? Posted by Pearl S.
    A:
    First, unscrew the antenna mast from the antenna base while protecting the surrounding painted surfaces. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jul 14, 2025
    Q:
    Part Number: 84423821( Just wanted to see what color the antenna will be? Posted by Hunter C. / 2015 Light Truck Tahoe / Yukon / Escalade - 06 Bodystyle (2WD)
    A:
    1 84423821 09.645 ANTENNA, HIGH FREQ (INCLS 2) (CRYSTAL CLARET) (ACDelco #84423821) (LABELED 84423821) CK1 (06) (AVF,GBE,UE1,U2M) 2015 - 2015 01 12L 0901A per vin#
    Answered by GM Parts Specialist Matt / Sep 22, 2021

Genuine GM Part 84423821, the Right Choice

To ensure reliability, purchase GM part # 84423821 Antenna Assembly. It is sometimes referred to as Chevrolet Antenna. 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 Suburban, Tahoe models.

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