{"product_id":"gm-genuine-parts-headlamp-dome-light-switch-19381535-oe-fit-instrument-panel-dimmer","title":"GM GENUINE PARTS Headlamp \u0026 Dome Light Switch 19381535 — OE-fit, Instrument Panel Dimmer","description":"\u003cstrong\u003eGM GENUINE PARTS 19381535 is a direct-fit replacement switch that controls headlamps, instrument-panel dimming, and dome lights for compatible GM vehicles.\u003c\/strong\u003e\n\n\u003cp\u003eThis multi-function switch from GM GENUINE PARTS replaces the headlamp, instrument panel dimmer, and dome lamp switch with a component engineered for correct fit and reliable operation. Designed as an OE-style replacement, it restores the original control layout and user experience, maintaining compatibility with the vehicle's electrical and lighting systems. The unit is built to match the mechanical dimensions and electrical connections of the original part so installation is straightforward for technicians and experienced DIYers.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this switch restore lighting control?\u003c\/h3\u003e\n\u003cp\u003eThe 19381535 switch reestablishes the three primary functions—headlamp activation, dash\/instrument panel brightness control, and dome light operation—using the factory mounting points and connector designs. It ensures each circuit engages as intended without needing wire modifications or adapters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit replacement for the original switch assembly\u003c\/li\u003e\n  \u003cli\u003ePreserves factory knob and lever positions for intuitive use\u003c\/li\u003e\n  \u003cli\u003eCompatible with the vehicle’s existing wiring harness and mounting bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the performance and durability features?\u003c\/h3\u003e\n\u003cp\u003eManufactured to match OEM expectations, this switch uses quality materials and precise manufacturing tolerances to deliver dependable switching over repeated cycles. It’s suited to the thermal and electrical demands typical of vehicle lighting circuits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable contacts and housing built for frequent operation\u003c\/li\u003e\n  \u003cli\u003eMeets fit, form, and function standards for reliable performance\u003c\/li\u003e\n  \u003cli\u003eResistant to vibration and normal cabin temperature changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what should I expect?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be a straightforward swap: remove the old switch from the dash, unplug the harness, plug in the new unit, and refasten. No custom wiring or special tools are generally required beyond basic dash-panel removal items.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play connector matches the factory harness\u003c\/li\u003e\n  \u003cli\u003eUses existing mounting points to maintain dash alignment\u003c\/li\u003e\n  \u003cli\u003eRecommended for technicians or experienced DIY installers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this switch work with my vehicle’s systems?\u003c\/h3\u003e\n\u003cp\u003eDesigned as a GM Genuine Parts replacement, the 19381535 is intended for specific GM vehicle models that originally used this switch. Verify part cross-reference or VIN fitment to ensure compatibility before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntended for compatible GM vehicles that used the OEM part number\u003c\/li\u003e\n  \u003cli\u003eMaintains compatibility with lighting, instrument dimming, and dome circuits\u003c\/li\u003e\n  \u003cli\u003eCheck vehicle-specific fitment guides or dealer parts lookup for confirmation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The GM GENUINE PARTS 19381535 switch is made for vehicle owners, independent repair shops, and fleet maintenance teams who need an OEM-style replacement for headlamp, instrument panel dimmer, and dome light controls. It suits anyone seeking a like-for-like replacement to restore original functionality without altering the vehicle’s wiring or dashboard aesthetics.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this switch fit my GM vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Confirm fitment by checking the OEM part number 19381535 against your vehicle’s parts list or VIN lookup before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install this switch myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—installation is typically a direct swap using factory connectors, but basic dash removal skills are recommended.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GM GENUINE PARTS","offers":[{"title":"Default Title","offer_id":48084024950942,"sku":"B078TTNLK1","price":91.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gm-genuine-parts-headlamp-switch-front.jpg?v=1785843885","url":"https:\/\/northtrailauto.ca\/products\/gm-genuine-parts-headlamp-dome-light-switch-19381535-oe-fit-instrument-panel-dimmer","provider":"North Trail Auto","version":"1.0","type":"link"}