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

  • 8 terminal configuration
  • Plunger Style (pull out, push in)
  • Proper rheostat for internal light dimming
  • Dash Board mount
  • Exact fit
  • No cutting or splicing necessary
  • Built to strict quality control standards
  • Direct replacement
  • Does not fit vehicles with hideaway headlights
If your vehicle lighting system is having problems because of a defective headlight 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.

  1. step : Disconnect your battery (1:08)
    • Disconnect your negative battery terminal
  2. step : Remove the headlight switch (1:10)
    • Reach up under the dash and press the button on the switch to pull the plunger out.
    • Pull down the AC duct and remove all the screws in the dash trim.
    • Remove the threaded washer over the switch.
    • Unplug the switch.
  3. step : Install the new headlight switch (5:00)
    • Plug in the new headlight switch.
    • Replace the threaded washer.
    • Replace the dash trim and the duct work under the dash.
    • Put the headlight switch plunger back into place.

Tools needed for replacement:

    Screwdrivers & Related

  • Phillips Head Screwdriver
  • Flat Blade Screwdriver

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Vehicle Fit

Year Make Model Description
1965-1967Buick Electra Buick Electra Headlight Switch 8 Terminal Connector
1965-1967Buick Gran Sport Buick Gran Sport Headlight Switch 8 Terminal Connector
1965-1967Buick LeSabre Buick LeSabre Headlight Switch 8 Terminal Connector
1965-1967Buick Riviera Buick Riviera Headlight Switch 8 Terminal Connector
1965-1967Buick Skylark Buick Skylark Headlight Switch 8 Terminal Connector
1965-1967Buick Special Buick Special Headlight Switch 8 Terminal Connector
1965-1967Buick Sport Wagon Buick Sport Wagon Headlight Switch 8 Terminal Connector
1965-1967Buick Wildcat Buick Wildcat Headlight Switch 8 Terminal Connector
1965-1967Cadillac Calais Cadillac Calais Headlight Switch 8 Terminal Connector
1965-1967Cadillac Deville Cadillac Deville Headlight Switch 8 Terminal Connector
1965-1967Cadillac Eldorado Cadillac Eldorado Headlight Switch 8 Terminal Connector
1965-1967Cadillac Fleetwood Cadillac Fleetwood Headlight Switch 8 Terminal Connector
1966-1971Chevy Bel-Air Chevy Bel-Air Headlight Switch 8 Terminal Connector
1966-1971Chevy Biscayne Chevy Biscayne Headlight Switch 8 Terminal Connector
1970-1972Chevy Blazer Full Size Chevy Blazer Full Size Headlight Switch 8 Terminal Connector
1965-1972Chevy C10 Truck Chevy C10 Truck Headlight Switch 8 Terminal Connector
1965-1972Chevy C20 Truck Chevy C20 Truck Headlight Switch 8 Terminal Connector
1965-1972Chevy C30 Truck Chevy C30 Truck Headlight Switch 8 Terminal Connector
1967-1971Chevy Camaro Chevy Camaro Headlight Switch 8 Terminal Connector
1966-1971Chevy Caprice Chevy Caprice Headlight Switch 8 Terminal Connector
1966-1975Chevy Chevelle Chevy Chevelle Headlight Switch 8 Terminal Connector
1967-1971Chevy Chevelle Chevy Chevelle SS Headlight Switch 396ci 8 Terminal Connector
1971Chevy Chevelle Chevy Chevelle SS Headlight Switch 454ci 8 Terminal Connector
1966-1967Chevy Chevy II Chevy Chevy II Headlight Switch 8 Terminal Connector
1966-1968Chevy Corvair Chevy Corvair Headlight Switch 8 Terminal Connector
1966-1971Chevy Corvette Chevy Corvette Headlight Switch 8 Terminal Connector
1966-1971Chevy El Camino Chevy El Camino Headlight Switch 8 Terminal Connector
1966-1971Chevy Impala Chevy Impala Headlight Switch 8 Terminal Connector
1967-1968Chevy Impala Chevy Impala SS Headlight Switch 427ci 8 Terminal Connector
1965-1972Chevy K10 Truck Chevy K10 Truck Headlight Switch 8 Terminal Connector
1965-1972Chevy K20 Truck Chevy K20 Truck Headlight Switch 8 Terminal Connector
1965-1972Chevy K30 Truck Chevy K30 Truck Headlight Switch 8 Terminal Connector
1966Chevy Malibu Chevy Malibu Headlight Switch 8 Terminal Connector
1970-1988Chevy Monte Carlo Chevy Monte Carlo Headlight Switch 8 Terminal Connector
1970-1971Chevy Monte Carlo Chevy Monte Carlo SS Headlight Switch 454ci 8 Terminal Connector
1968-1972Chevy Nova Chevy Nova Headlight Switch 8 Terminal Connector
1968-1970Chevy Nova Chevy Nova SS Headlight Switch 396ci 8 Terminal Connector
1965-1972Chevy Suburban C10 Chevy Suburban C10 Headlight Switch 8 Terminal Connector
1967-1972Chevy Suburban C20 Chevy Suburban C20 Headlight Switch 8 Terminal Connector
1965-1972Chevy Suburban K10 Chevy Suburban K10 Headlight Switch 8 Terminal Connector
1967-1972Chevy Suburban K20 Chevy Suburban K20 Headlight Switch 8 Terminal Connector
1965-1972Chevy Van - P Series Forward Control Chevy Van - P Series Forward Control Headlight Switch 8 Terminal Connector
1965-1973Chevy Van G-Series Chevy Van G-Series G10 Headlight Switch 8 Terminal Connector
1967-1995Chevy Van G-Series Chevy Van G-Series G20 Headlight Switch 8 Terminal Connector
1971-1973Chevy Van G-Series Chevy Van G-Series G30 Headlight Switch 8 Terminal Connector
1971Chevy Vega Chevy Vega Wagon Headlight Switch 8 Terminal Connector
1971-1975Chevy Vega Chevy Vega Headlight Switch 8 Terminal Connector
1965-1972GMC C1500 Truck GMC C1500 Truck Headlight Switch 8 Terminal Connector
1965-1972GMC C2500 Truck GMC C2500 Truck Headlight Switch 8 Terminal Connector
1965-1972GMC C3500 Truck GMC C3500 Truck Headlight Switch 8 Terminal Connector
1970-1972GMC Jimmy Full Size GMC Jimmy Full Size Headlight Switch 8 Terminal Connector
1965-1972GMC K1500 Truck GMC K1500 Truck Headlight Switch 8 Terminal Connector
1965-1972GMC K2500 Truck GMC K2500 Truck Headlight Switch 8 Terminal Connector
1965-1972GMC K3500 Truck GMC K3500 Truck Headlight Switch 8 Terminal Connector
1971-1973GMC Sprint GMC Sprint Headlight Switch 8 Terminal Connector
1967-1972GMC Suburban C1500 GMC Suburban C1500 Headlight Switch 8 Terminal Connector
1967-1972GMC Suburban C2500 GMC Suburban C2500 Headlight Switch 8 Terminal Connector
1967-1972GMC Suburban K1500 GMC Suburban K1500 Headlight Switch 8 Terminal Connector
1967-1972GMC Suburban K2500 GMC Suburban K2500 Headlight Switch 8 Terminal Connector
1965-1973GMC Van GMC Van G1500 Headlight Switch 8 Terminal Connector
1967-1995GMC Van GMC Van G2500 Headlight Switch 8 Terminal Connector
1971-1973GMC Van GMC Van G3500 Headlight Switch 8 Terminal Connector
1967-1972GMC Van - P Series Forward Control GMC Van - P Series Forward Control Headlight Switch 8 Terminal Connector
1965-1966Oldsmobile F85 Olds F85 Headlight Switch 8 Terminal Connector
1968-1974Pontiac Bonneville Pontiac Bonneville Headlight Switch 8 Terminal Connector
1968-1974Pontiac Catalina Pontiac Catalina Headlight Switch 8 Terminal Connector
1968-1970Pontiac Executive Pontiac Executive Headlight Switch 8 Terminal Connector
1967-1973Pontiac Firebird Pontiac Firebird Headlight Switch 8 Terminal Connector
1968-1969Pontiac GTO Pontiac GTO Headlight Switch 8 Terminal Connector for Models without Hide Away Headlights
1970-1973Pontiac GTO Pontiac GTO Headlight Switch 8 Terminal Connector
1973Pontiac Grand Am Pontiac Grand Am Headlight Switch 8 Terminal Connector
1973-1974Pontiac Grand Prix Pontiac Grand Prix Headlight Switch 8 Terminal Connector
1973-1974Pontiac Grandville Pontiac Grandville Headlight Switch 8 Terminal Connector
1968-1973Pontiac LeMans Pontiac LeMans Headlight Switch 8 Terminal Connector
1968-1969Pontiac Tempest Pontiac Tempest Headlight Switch 8 Terminal Connector
1972-1974Pontiac Ventura Pontiac Ventura Headlight Switch 8 Terminal Connector
1971Pontiac Ventura II Pontiac Ventura II Headlight Switch 8 Terminal Connector

This part replaces:

  • Standard Motor Products DS-155T
Part #: 1AZHS00203


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(06:51 min)