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Buick 84945500 Turn Signal Switch

2018-2020 Buick Regal

Customer Questions & Expert Answers (3)
84945500 GM Turn Signal Switch Illustration 1 of 1
  • Part Description
    Switch, Turn Signal Lamp
  • Replaces
    39149293, 39043505, 13396588
  • Manufacturer
    General Motors
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$54.96 MSRP: $86.43
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number84945500
    Part DescriptionTurn Signal Switch; Switch, Turn Signal Lamp
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces39149293, 39043505, 13396588
    ManufacturerGeneral Motors
    SKU84945500
    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
    2018-2020 Buick Regal4 Cyl 2.0L, 6 Cyl 3.6L1SC 4 DOOR HATCHBACK, 1SL 4 DOOR HATCHBACK, 1SL 4 DOOR STATION WAGON, 1SX 4 DOOR HATCHBACK, BASE 4 DOOR HATCHBACK, BASE 4 DOOR STATION WAGON
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 84945500 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    What should you do after removing the accessory bezel trim panel for the Headlight Switch on the 2018 Chevrolet Cruze? Posted by Audet G.
    A:
    Disconnect the electrical connectors from the switches, remove the mounting screws, and take the switches out from the backside of the accessory bezel trim panel. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jun 17, 2025
    Q:
    What should be done after disconnecting the battery for the 2017 Chevrolet Cruze, particularly regarding the Turn Signal Switch? Posted by Omotayo A.
    A:
    Remove the steering column covers. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Dec 19, 2025

Genuine GM Part 84945500, the Right Choice

To ensure reliability, purchase GM part # 84945500 Turn Signal Switch. It is sometimes referred to as Buick Headlight Switch, Buick Turn Signal Switch, Buick Wiper Switch. 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 Regal models.

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