Make sure this part fits

GMC 7844704 Switch,Wiper Pulse,Dimmer Pivot

1985-1991 GMC

Customer Questions & Expert Answers (3)
7844704 GM Switch,Wiper Pulse,Dimmer Pivot Product Photo 1 of 4
  • Part Description
    SWITCH, Headlamp Dimmer
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number7844704
    Part DescriptionSWITCH, Headlamp Dimmer
    Other NamesHeadlamp Dimmer Switch, Wiper Switch
    Item Dimensions8.2 x 6.4 x 1.7 inches
    Item Weight0.60 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU7844704
    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
    1985-1986 GMC C15006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L DieselREGULAR CAB LONG BOX, REGULAR CAB STANDARD BOX
    1985-1986 GMC C25006 Cyl 4.3L, 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4LCREW CAB, REGULAR CAB
    1985-1986 GMC C35006 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4LCAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB
    1985-1991 GMC Jimmy6 Cyl 2.8L, 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel1/2 TON
    1985-1986 GMC K15006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L DieselREGULAR CAB LONG BOX, REGULAR CAB STANDARD BOX
    1985-1986 GMC K25006 Cyl 4.3L, 6 Cyl 4.8L, 8 Cyl 5.7L, 8 Cyl 6.2L DieselREGULAR CAB
    1985-1986 GMC K35006 Cyl 4.8L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4LCAB CHASSIS 135.5, CAB CHASSIS 159.9, CREW CAB, REGULAR CAB
    1987 GMC R15006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel1/2 TON
    1987-1989 GMC R25006 Cyl 4.3L, 6 Cyl 4.8L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L3/4 TON, 3/4 TON CREW CAB
    1987-1991 GMC R35006 Cyl 4.8L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L1 TON, 1 TON CREW CAB, CAB CHASSIS
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  • Customer Questions & Expert Answers

    Q:
    Will this part number fit my car?
    A:
    You can Select Your Vehicle to check if 7844704 fits your vehicle.
    Posted and answered by GM Parts Specialist Syed
    Q:
    How do you disconnect the negative battery cable on the 1986 Buick Century with air conditioning and ensure the Headlight Switch is turned off? Posted by Rosell S.
    A:
    Pull the switch knob to the last notch and depress the spring-loaded latch button on top of the switch while pulling the knob and rod out of the switch. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Raul / Sep 30, 2022
    Q:
    How do you remove the Dimmer Switch for the 1982 Pontiac Phoenix? Posted by Verified Customer
    A:
    Remove the nut from the forward end of the dimmer switch bracket and the screw from the rear end that secures the switch to the column. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Feb 01, 2025

Genuine GM Part 7844704, the Right Choice

To ensure reliability, purchase GM part # 7844704 Switch,Wiper Pulse,Dimmer Pivot. It is sometimes referred to as GMC Dimmer Switch, GMC Headlight Switch, GMC 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 GMC C2500, K1500, Suburban models.

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