Standard Ignition Headlight Switch P/N:DS-135

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$21.99
MPN: DS-135
Item Package Quantity: 1
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Standard Ignition Headlight Switch P/N:DS-135
Standard Ignition Headlight Switch P/N:DS-135
$21.99

Keep the headlights on your prewar and early-postwar classic switching on and off reliably with the Standard Ignition Headlight Switch, part number DS-135. It installs as a direct-fit replacement for the listed applications: the 1941-1942 Buick Century Series 60, Limited Series 90, Roadmaster Series 70, Special Series 40-A, Special Series 40-B and Super Series 50; the 1943-1945 Chevrolet Truck; and the 1946-1948 Buick Roadmaster Series 70, Special Series 40 and Super Series 50.

  • What it does: A driver-operated switch that controls power to the vehicle's headlight circuit, turning the headlights on and off from the dash.
  • Direct fit: A direct-fit replacement for the listed Buick and Chevrolet Truck applications above.
  • Signs it may need replacing: headlights that flicker, cut out intermittently, fail to turn on, or work only when you wiggle the knob. Diagnose the cause first, since wiring or other components can cause the same symptoms; if a worn switch is the cause, this replaces it.

Interchange: S2109 · SW8X · HL6050 · HL6050SB · HLS12 · DS135T

Manufacturer part number DS-135 (also DS135).

This part cross-references / interchanges with the following part numbers:

S2109, SW8X, HL6050, DS135, HL6050SB, HLS12, DS135T

Frequently Asked Questions

Which vehicles does this headlight switch fit?

The DS-135 is a direct-fit replacement for multiple 1941-1948 Buick models and the 1943-1945 Chevrolet Truck. See the Buyer's Guide tab for the exact year range for each model.

What does a headlight switch do?

It is the driver-operated switch that routes power to the vehicle's headlight circuit, letting you turn the headlights on and off from the dash.

How do I know if my headlight switch is failing?

Common signs include headlights that flicker, cut out intermittently, won't turn on, or work only when you jiggle the knob. Diagnose the cause first, since wiring or other components can produce the same symptoms.

What part numbers does this switch interchange with?

It cross-references S2109, SW8X, HL6050, HL6050SB, HLS12 and DS135T. Its own manufacturer part number is Standard Ignition DS-135.

Is this a direct-fit replacement?

Yes, it's a direct-fit replacement for the listed applications. Confirm your vehicle against the Buyer's Guide tab before ordering.