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Buick 16502591 Potentiometer & Switch Asm

1982-1991 Buick

Customer Questions & Expert Answers (2)
16502591 GM Potentiometer & Switch Asm Illustration 1 of 1
  • Part Description
    SWITCH, Headlamp/Fog Lamp/Turn Signal
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number16502591
    Part DescriptionSWITCH, Headlamp/Fog Lamp/Turn Signal
    Other NamesHeadlamp Switch
    Item Dimensions3.3 x 3.1 x 2.4 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU16502591
    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
    1982-1988 Buick Century4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.0L, 6 Cyl 3.8L, 6 Cyl 4.3L DieselCUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR
    1985-1990 Buick Electra6 Cyl 3.0L, 6 Cyl 3.8L, 6 Cyl 4.3L Diesel, 8 Cyl 5.0L2 DOOR, 4 DOOR, COUPE 2 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR, SEDAN 4 DOOR, T-TYPE COUPE 2 DOOR, T-TYPE SEDAN 4 DOOR, ULTRA SEDAN 4 DOOR
    1990-1991 Buick Lesabre6 Cyl 3.8L2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 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 16502591 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How do you remove the Headlight Switch on the 1984 Buick Century? Posted by Erin B.
    A:
    Remove the screws securing the headlight switch in place. Disconnect the multiple electrical harness from the switch and remove. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Sep 17, 2024

Genuine GM Part 16502591, the Right Choice

To ensure reliability, purchase GM part # 16502591 Potentiometer & Switch Asm. It is sometimes referred to as Buick Headlight 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 Century, Electra, Lesabre models.

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