GENUINE GM Roof Antenna Assembly Fin (Satellite Radio models) HSV Chevrolet Silverado 2016-2020 1500 2500 3500

GENUINE GM Roof Antenna Assembly – Fin Style, High Frequency (ECC)

GM Part Number: 84346784

Brand new genuine GM roof-mounted fin antenna assembly (High Frequency ECC). Designed to OEM specifications for correct signal reception and factory fitment.

IMPORTANT FITMENT NOTE – PLEASE READ:
There are two different roof antenna versions used on the vehicles listed below.

• This listing (PN 84346784) is for vehicles WITH Satellite Radio / OnStar, identifiable by the additional antenna wire coming from the unit.

• If your vehicle does NOT have satellite radio and the antenna has only two wires, you will require GM Part Number 84346783 instead.

Please check your existing antenna and wiring before purchase to ensure correct fitment.

Compatibility:

• Chevrolet Silverado (2016–2020)
  • 1500 / 2500 / 3500

• GMC Sierra (2016–2020)
  • 1500 / 2500 / 3500

Notes:

• Roof antenna assembly only

• Fin-style design

• Genuine GM part — not aftermarket or refurbished

This is a genuine GM OEM exterior electronics component — brand new.
Always confirm part number and antenna wiring configuration prior to purchase.