{"product_id":"fuel-pressure-sensor-12616646-12677836-d1846a-gm-genuine-auto-part-oem-replacement-metal-construction-silver-colour","title":"Fuel pressure sensor 12616646 12677836 D1846A GM genuine auto part OEM replacement metal construction silver colour","description":"\u003ch1\u003eGM Genuine Fuel Pressure Sensor: OEM Replacement Parts 12616646 12677836 D1846A\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Silver metal GM genuine fuel pressure sensor with part numbers 12616646 12677836 D1846A\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/231\/2025-10-02\/original-image\/4dbc5baf-0c62-440a-9324-f79603c50729.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis fuel pressure sensor is supplied as a genuine General Motors replacement component, identified by the key part numbers 12616646, 12677836, and D1846A. It is designed for direct installation in GM vehicles where the original sensor requires replacement. The primary function of this component is to monitor the pressure within the vehicle's fuel delivery system, providing a critical electrical signal to the engine control module (ECM). This signal allows the ECM to regulate fuel injector pulse width and maintain correct air-fuel mixture ratios, which are essential for engine performance, fuel economy, and emissions control. The sensor is constructed from metal and presented in a silver finish, matching the typical appearance and build of original equipment.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Silver metal GM genuine fuel pressure sensor with part numbers 12616646 12677836 D1846A\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/231\/2025-10-02\/original-image\/4f12e9b7-1204-41b1-a131-06ebed408e02.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis sensor is defined by its part number compatibility and material construction, offering a factory-specified replacement for the listed applications.\u003c\/p\u003e\n\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\n\u003cp\u003eThe sensor is fabricated from metal, which forms the main housing and likely the internal sensing element and electrical connectors. This metal construction is standard for automotive pressure sensors located in the engine bay, providing necessary resistance to vibration, heat, and exposure to fuels and oils. The silver colour denotes the typical plating or finish applied to the exterior metal surfaces. The build is focused on providing the electrical signal output corresponding to the fuel pressure within its standard measurement range, as required by the vehicle's original design.\u003c\/p\u003e\n\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\n\u003cp\u003eAs a direct OEM replacement part, the physical dimensions, thread specifications, and electrical connector configuration are designed to match the original sensor's footprint exactly. This ensures it fits into the designated port on the fuel rail or line and connects to the vehicle's wiring harness without modification. The exact mounting location and procedure are determined by the specific vehicle model and engine application referenced by the part numbers 12616646, 12677836, and D1846A.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Silver metal GM genuine fuel pressure sensor with part numbers 12616646 12677836 D1846A\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/231\/2025-10-02\/original-image\/9128e027-e520-41bd-8688-45a35d51579e.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis component serves a specific, technical role within the vehicle's fuel and engine management systems.\u003c\/p\u003e\n\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\n\u003cp\u003eThis sensor is a critical repair part used by professional mechanics and experienced DIY technicians when diagnosing and resolving issues related to fuel pressure. Symptoms of a failing sensor can include hard starting, poor engine performance, hesitation, stalling, or illumination of the check engine light with relevant diagnostic trouble codes (DTCs). Replacing a faulty sensor with this genuine part restores accurate pressure feedback to the ECM, which is necessary for correct engine operation.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eFor the vehicle owner undertaking their own maintenance, this sensor provides a reliable, direct-fit component to address a specific mechanical or electrical fault. Its installation is a targeted repair task aimed at resolving drivability problems linked to fuel system pressure monitoring. Using the correct OEM-specified part number helps ensure compatibility and avoids potential issues with sensor calibration or connector mismatch.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Silver metal GM genuine fuel pressure sensor with part numbers 12616646 12677836 D1846A\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/231\/2025-10-02\/original-image\/cc7371f5-b1e9-4ee7-b384-29f37b1aea17.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe value of this product lies in its specificity and direct application as a replacement component.\u003c\/p\u003e\n\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\n\u003cp\u003eThe sensor itself is not a reusable or serviceable item in the traditional sense; it is a sealed electronic unit. Its value in maintenance is as a single, complete replacement unit that eliminates the need to repair the original failed sensor. Once installed correctly, it requires no ongoing maintenance, performing its monitoring function passively as part of the vehicle's system.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cp\u003eThis product is selected based on the specific part numbers (12616646, 12677836, D1846A) required for your vehicle. The primary reason to choose it is to obtain a component that matches the original GM specification in terms of physical fit, electrical output characteristics, and connector type. The metal construction and silver finish are consistent with the expected quality and appearance of an OEM-level automotive sensor.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Silver metal GM genuine fuel pressure sensor with part numbers 12616646 12677836 D1846A\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/231\/2025-10-02\/original-image\/dd6304ca-2b45-493d-b291-f6ac3dcd596f.webp\"\u003e\u003c\/div\u003e","brand":"test333h8x8i17nu8","offers":[{"title":"Pressure sensor","offer_id":54152144814419,"sku":"CJQC170335301AZ","price":16.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1077\/2237\/5507\/files\/4f12e9b7-1204-41b1-a131-06ebed408e02.webp?v=1782900696","url":"https:\/\/mprzek-4k.myshopify.com\/products\/fuel-pressure-sensor-12616646-12677836-d1846a-gm-genuine-auto-part-oem-replacement-metal-construction-silver-colour","provider":"ZenithLine.uk","version":"1.0","type":"link"}