{"product_id":"gm-genuine-parts-ambient-light-sensor-replacement-13498958-oe-fit-automatic-headlamp-control","title":"GM GENUINE PARTS ambient light sensor replacement 13498958 — OE-fit, automatic headlamp control","description":"\u003cp\u003e\u003cstrong\u003eThe GM Genuine Parts 13498958 ambient light sensor automatically measures exterior light and feeds that information to your vehicle’s electronics to help manage display and headlamp brightness.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe 13498958 ambient light sensor is an original-equipment replacement part engineered and validated by General Motors to match factory performance. Designed for GM vehicles, this sensor relays ambient illumination data to control modules so interior displays and lighting systems can adapt to changing light conditions, improving visibility and reducing glare. As an OE-level component, it fits and functions like the part installed during production and is backed by GM’s design and testing standards.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the ambient light sensor interact with my vehicle’s systems?\u003c\/h3\u003e\n\n\u003cp\u003eThe sensor detects the amount of surrounding light and sends an electrical signal to the vehicle’s body control or lighting module. That module interprets the signal to adjust dash display brightness, backlighting, and in some vehicles contribute to automatic headlamp functions. Using a factory-matched sensor keeps those adjustments consistent with original calibration.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProvides a light-level signal compatible with GM control modules\u003c\/li\u003e\n  \u003cli\u003eEnables automatic dimming\/brightening of instrument clusters and infotainment\u003c\/li\u003e\n  \u003cli\u003eWorks with automatic headlamp control where equipped\u003c\/li\u003e\n  \u003cli\u003eFactory-fit form and connector for direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the benefits of choosing the GM Genuine Parts 13498958 sensor?\u003c\/h3\u003e\n\n\u003cp\u003eChoosing this OE sensor preserves the original electrical characteristics and mounting points of the vehicle, reducing installation issues and ensuring consistent performance. It’s engineered to GM tolerance and tested for durability under typical vehicle environments. Using an OEM part helps maintain system accuracy for lighting and display behavior.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOE specification matching for reliable performance\u003c\/li\u003e\n  \u003cli\u003eDurability testing to withstand temperature and vibration\u003c\/li\u003e\n  \u003cli\u003eDirect-fit replacement reduces need for modifications\u003c\/li\u003e\n  \u003cli\u003eBacked by General Motors design and validation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know if the 13498958 is the right replacement for my vehicle?\u003c\/h3\u003e\n\n\u003cp\u003eVerify compatibility by checking your vehicle’s year, make, model, and original equipment part number. The GM Genuine Parts sensor is intended for GM vehicles that used this OE sensor in production. If your vehicle shows issues like inconsistent display brightness or automatic lighting that behaves erratically, the sensor may need replacement.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eConfirm fitment with your VIN or parts catalog\u003c\/li\u003e\n  \u003cli\u003eCompare connector and mounting style to the original sensor\u003c\/li\u003e\n  \u003cli\u003eLook for erratic display dimming or auto-light malfunctions as indicators\u003c\/li\u003e\n  \u003cli\u003eProfessional diagnostics can confirm sensor output if needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the sensor installed and maintained?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is typically a straightforward swap: remove the trim to access the original sensor, unplug the electrical connector, and replace with the GM Genuine Parts unit. No special calibration is usually required when replacing like-for-like, but consult factory procedures if your vehicle’s service manual specifies recalibration. Maintain by keeping the sensor location clean and unobstructed for accurate readings.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect connector and bracket match for simple replacement\u003c\/li\u003e\n  \u003cli\u003eNo routine maintenance beyond keeping lens area clear\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle service manual for removal and installation steps\u003c\/li\u003e\n  \u003cli\u003eInspect wiring and connectors for corrosion or damage during replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The GM Genuine Parts 13498958 ambient light sensor is for owners, mechanics, and fleet technicians maintaining Chevrolet, Buick, GMC, or Cadillac vehicles that use this OE sensor. It suits anyone who needs a reliable, factory-spec replacement to restore proper display brightness control and automatic lighting behavior, or who prefers OEM components validated by GM engineers over aftermarket substitutes.\u003c\/p\u003e\n\n\u003cp\u003eFeatures and standards: GM Genuine Parts are designed and tested to meet GM engineering standards. They work with vehicle electronics to optimize capabilities, and some may have been previously listed as ACDelco GM Original Equipment (OE). GM regularly updates part designs to incorporate new materials and technologies, ensuring continued compatibility and performance.\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: Will this sensor fit my GM vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your vehicle year, make, model, or VIN against the part number; confirm connector and mount match.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does replacing the sensor require calibration?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Most like-for-like replacements need no recalibration, but consult the vehicle service manual for specifics.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GM GENUINE PARTS","offers":[{"title":"Default Title","offer_id":48086091006110,"sku":"B01E68I62K","price":45.08,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gm-genuine-parts-13498958-front-view.jpg?v=1785884220","url":"https:\/\/northtrailauto.ca\/products\/gm-genuine-parts-ambient-light-sensor-replacement-13498958-oe-fit-automatic-headlamp-control","provider":"North Trail Auto","version":"1.0","type":"link"}