Airtex 1S1548 Headlight Switch Direct-Fit Replacement

The Airtex 1S1548 Headlight Switch is a direct-fit replacement headlamp switch designed to restore proper control of your vehicle's exterior lighting system. This switch governs the operation of the headlights, parking lights, and in many applications the instrument panel dimmer, ensuring reliable driver control over all front lighting functions.

Airtex Automotive Division is a trusted OE-style replacement parts manufacturer with decades of experience producing electrical and fuel system components. The 1S1548 is engineered to match original equipment specifications for a plug-and-play installation with no modifications required.

Key Features:

• Direct OE replacement — matches original switch form, fit, and function
• Controls headlights, parking lights, and panel dimmer (application-dependent)
• Manufactured to OE specifications for reliable, long-lasting performance
• Plug-and-play installation with factory connector compatibility
• Tested for proper electrical continuity and switch actuation

A faulty or worn headlight switch can cause intermittent lighting failures, stuck-on lights, or a complete loss of headlight function — all of which are serious safety concerns. The Airtex 1S1548 provides a dependable, cost-effective solution to restore full lighting system control.