This headlight dimmer switch is a new, aftermarket replacement part. It is designed to REPLACE original head light dimmer switches that are failure prone. It's just what you need to get your vehicle in good working order again! This head light dimmer switch has the following specifications:

  • 3 terminal configuration
  • Replaces dealer part numbers: J3239703, 3239703, 26019660, 7832411, 26035239
  • Changes headlights from Low to high beam, or high beam to low beam
  • Rocker type
  • Mounts inside steering column by two bolts (attaching hardware not included)
  • Exact fit
  • No cutting or splicing necessary
  • Built to strict quality control standards

If your vehicle lighting system is having problems because of a defective headlight dimmer switch, then this is the part for you!

Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

Year Make Model Description
1981-1983American Motors Concord American Motors Concord Steering Column Mounted Headlight Dimmer Switch
1981-1984American Motors Eagle American Motors Eagle Steering Column Mounted Headlight Dimmer Switch
1985-1987American Motors Eagle American Motors Eagle Headlight Dimmer Switch
1981-1983American Motors Spirit American Motors Spirit Steering Column Mounted Headlight Dimmer Switch
1993-1996Buick Roadmaster Buick Roadmaster Headlight Dimmer Switch
1982-1989Buick Skyhawk Buick Skyhawk Headlight Dimmer Switch
1986-1991Buick Skylark Buick Skylark Headlight Dimmer Switch
1985-1987Buick Somerset Buick Somerset Headlight Dimmer Switch
1982-1984Cadillac Cimarron Cadillac Cimarron Headlight Dimmer Switch for Models with Automatic Dimming Headlights
1985-1988Cadillac Cimarron Cadillac Cimarron Steering Column Mounted Headlight Dimmer Switch
1991-1995Chevy Beretta Chevy Beretta Headlight Dimmer Switch
1988-1994Chevy Blazer Full Size Chevy Blazer Full Size Headlight Dimmer Switch
1988-1994Chevy C1500 Truck Chevy C1500 Truck Headlight Dimmer Switch
1988-1994Chevy C2500 Truck Chevy C2500 Truck Headlight Dimmer Switch
1988-1994Chevy C3500 Truck Chevy C3500 Truck Headlight Dimmer Switch
1991-1996Chevy Caprice Chevy Caprice without Console Headlight Dimmer Switch
1982-1990Chevy Cavalier Chevy Cavalier Headlight Dimmer Switch
1979Chevy Chevette Chevy Chevette Headlight Dimmer Switch for Models with Tilt Steering
1980-1986Chevy Chevette Chevy Chevette Headlight Dimmer Switch
1991-1995Chevy Corsica Chevy Corsica Headlight Dimmer Switch
1979-1982Chevy Corvette 1979-82, 1984-96 Chevy Corvette Headlight Dimmer Switch
1984-1996Chevy Corvette 1979-82, 1984-96 Chevy Corvette Headlight Dimmer Switch
1994-1996Chevy Impala Chevy Impala Headlight Dimmer Switch
1988-1994Chevy K1500 Truck Chevy K1500 Truck Headlight Dimmer Switch
1988-1994Chevy K2500 Truck Chevy K2500 Truck Headlight Dimmer Switch
1988-1994Chevy K3500 Truck Chevy K3500 Truck Headlight Dimmer Switch
1986Chevy Suburban C10 Chevy Suburban C10 Headlight Dimmer Switch
1986Chevy Suburban C20 Chevy Suburban C20 Headlight Dimmer Switch
1986Chevy Suburban K10 Chevy Suburban K10 Headlight Dimmer Switch
1986Chevy Suburban K20 Chevy Suburban K20 Headlight Dimmer Switch
1987-1988Chevy Suburban R10 Chevy Suburban R10 Headlight Dimmer Switch
1989-1991Chevy Suburban R1500 Chevy Suburban R1500 Headlight Dimmer Switch
1987-1988Chevy Suburban R20 Chevy Suburban R20 Headlight Dimmer Switch
1989-1991Chevy Suburban R2500 Chevy Suburban R2500 Headlight Dimmer Switch
1987-1988Chevy Suburban V10 Chevy Suburban V10 Headlight Dimmer Switch
1989-1991Chevy Suburban V1500 Chevy Suburban V1500 Headlight Dimmer Switch
1987-1988Chevy Suburban V20 Chevy Suburban V20 Headlight Dimmer Switch
1989-1991Chevy Suburban V2500 Chevy Suburban V2500 Headlight Dimmer Switch
1988-1994GMC C1500 Truck GMC C1500 Truck Headlight Dimmer Switch
1988-1994GMC C2500 Truck GMC C2500 Truck Headlight Dimmer Switch
1988-1994GMC C3500 Truck GMC C3500 Truck Headlight Dimmer Switch
1988-1991GMC Jimmy Full Size GMC Jimmy Full Size Headlight Dimmer Switch
1988-1994GMC K1500 Truck GMC K1500 Truck Headlight Dimmer Switch
1988-1994GMC K2500 Truck GMC K2500 Truck Headlight Dimmer Switch
1988-1994GMC K3500 Truck GMC K3500 Truck Headlight Dimmer Switch
1986GMC Suburban C1500 1986, 1992-94 GMC Suburban C1500 Headlight Dimmer Switch
1992-1994GMC Suburban C1500 1986, 1992-94 GMC Suburban C1500 Headlight Dimmer Switch
1986GMC Suburban C2500 1986, 1992-94 GMC Suburban C2500 Headlight Dimmer Switch
1992-1994GMC Suburban C2500 1986, 1992-94 GMC Suburban C2500 Headlight Dimmer Switch
1986GMC Suburban K1500 1986, 1992-94 GMC Suburban K1500 Headlight Dimmer Switch
1992-1994GMC Suburban K1500 1986, 1992-94 GMC Suburban K1500 Headlight Dimmer Switch
1986GMC Suburban K2500 1986, 1992-94 GMC Suburban K2500 Headlight Dimmer Switch
1992-1994GMC Suburban K2500 1986, 1992-94 GMC Suburban K2500 Headlight Dimmer Switch
1987-1991GMC Suburban R1500 GMC Suburban R1500 Headlight Dimmer Switch
1987-1991GMC Suburban R2500 GMC Suburban R2500 Headlight Dimmer Switch
1987-1991GMC Suburban V1500 GMC Suburban V1500 Headlight Dimmer Switch
1987-1991GMC Suburban V2500 GMC Suburban V2500 Headlight Dimmer Switch
1984-1986Jeep Cherokee Jeep Cherokee Steering Column Mounted Headlight Dimmer Switch
1987-1989Jeep Wrangler Jeep Wrangler Headlight Dimmer Switch
1985-1987Oldsmobile Calais Olds Calais Headlight Dimmer Switch
1985-1991Oldsmobile Cutlass Calais Olds Cutlass Calais Headlight Dimmer Switch
1982-1988Oldsmobile Firenza Olds Firenza Headlight Dimmer Switch
1986-1988Oldsmobile Toronado Olds Toronado without Console Headlight Dimmer Switch
1989Oldsmobile Toronado Olds Toronado with Sport Steering Wheel Headlight Dimmer Switch
1990Oldsmobile Toronado Olds Toronado Headlight Dimmer Switch
1991Oldsmobile Toronado Olds Toronado Headlight Dimmer Switch for Models with Tilt Steering
1992Oldsmobile Toronado Olds Toronado Headlight Dimmer Switch
1982-1987Pontiac Acadian Pontiac Acadian Headlight Dimmer Switch
1984-1988Pontiac Fiero Pontiac Fiero Headlight Dimmer Switch
1979-1981Pontiac Firebird Pontiac Firebird Headlight Dimmer Switch
1985-1992Pontiac Grand Am Pontiac Grand Am Headlight Dimmer Switch
1982Pontiac J2000 Pontiac J2000 Headlight Dimmer Switch
1986-1994Pontiac Sunbird Pontiac Sunbird Headlight Dimmer Switch
1981-1987Pontiac T1000 Pontiac T1000 Headlight Dimmer Switch
1991Pontiac Tempest Pontiac Tempest Headlight Dimmer Switch
1977Toyota Land Cruiser Toyota Land Cruiser Headlight Dimmer Switch

This part replaces:

  • OE # 26019660
  • Standard Motor Products DS-77
Part #: 1AZHD00003


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout