Standard Ignition Headlight Switch P/N:HLS-1179

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$142.99
MPN: HLS-1179
UPC: 707390935119
Item Package Quantity: 1
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Standard Ignition Headlight Switch P/N:HLS-1179
Standard Ignition Headlight Switch P/N:HLS-1179
$142.99

Take control of your exterior lighting with the Standard Ignition Headlight Switch HLS-1179. This dash-mounted switch is the driver's control for the headlamp and parking-light circuits, and it installs as a direct-fit replacement for the 2002-2006 Lincoln Navigator and 2003-2005 Lincoln Aviator.

  • Core function: Directs power to the headlight, parking-light, and instrument-panel lighting circuits based on the position you select.
  • Dimmer control: Where the original switch includes a rotary dash-illumination adjustment, this replaces that control so you can vary instrument-panel brightness.
  • Signs it may need replacing: Headlights or parking lights that won't turn on, flicker, or cut out intermittently, or dash lighting that no longer dims — if a worn switch is the cause, this replaces it.
  • Direct fit: Designed to replace the original switch on the listed applications.

If your symptoms persist, diagnose the wiring, relays, and bulbs before assuming the switch, since these circuits share other components.

Interchange: S10046 · SW3937 · HL7195 · 2L7Z11654AAA · SW5673
Manufacturer part number HLS-1179 (also HLS1179)

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

S10046, SW3937, HL7195, 2L7Z11654AAA, SW5673

Frequently Asked Questions

What vehicles does the HLS-1179 fit?

It is a direct-fit replacement for the 2002-2006 Lincoln Navigator and 2003-2005 Lincoln Aviator. Check the Buyer's Guide tab to confirm your exact vehicle.

What does a headlight switch do?

It is the driver's control that directs power to the headlamp, parking-light, and instrument-panel lighting circuits based on the position selected.

How do I know my headlight switch is failing?

Common signs include headlights or parking lights that won't turn on, flicker, or cut out, or dash lighting that no longer dims. Diagnose other causes first.

What interchange numbers does this replace?

It cross-references S10046, SW3937, HL7195, 2L7Z11654AAA, and SW5673.

Will replacing this switch fix my lighting problem?

If a worn switch is the cause, this replaces it. Because these circuits share bulbs, relays, and wiring, diagnose those components before assuming the switch is at fault.