{"product_id":"walker-242-1039-ignition-knock-detonation-sensor","title":"Walker 242-1039 Ignition Knock (Detonation) Sensor","description":"\u003ch2\u003eOverview of Walker Products Ignition Knock Sensor 242-1039\u003c\/h2\u003e\u003cp\u003eThe Walker Products Ignition Knock (Detonation) Sensor 242-1039 is designed to detect engine knock and optimize ignition timing for improved engine performance. This sensor is compatible with a range of GM vehicles including Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Pontiac models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLength: 54.48 mm\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Bullet\u003c\/li\u003e\n\u003cli\u003eConnector Quantity: 1 (Round, Female)\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 1 (Male)\u003c\/li\u003e\n\u003cli\u003eThreaded End Diameter: 10 mm\u003c\/li\u003e\n\u003cli\u003eMounting hardware and wiring harness not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Walker Products\u003c\/h2\u003e\u003cp\u003eWalker Products specializes in emission control components, providing reliable sensors and parts that meet OEM specifications. The 242-1039 ignition knock sensor is part of their sensor lineup, engineered to maintain precise engine timing and reduce harmful emissions in compatible vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis ignition knock sensor features a 54.48 mm length and a 10 mm threaded end diameter, ensuring proper fitment and secure mounting on the engine block. The sensor includes a single bullet-type terminal with a male terminal gender and a female round connector, designed for straightforward electrical connection. While mounting hardware and wiring harness are not included, the sensor is engineered for compatibility with factory components on select GM models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Ascender\u003c\/li\u003e\n\u003cli\u003eCadillac CTS, Escalade, Escalade ESV, Escalade EXT\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche 1500, Camaro, Corvette, Express 1500\/2500\/3500, Silverado 1500\/2500\/3500, Suburban 1500\/2500, Tahoe, Trailblazer EXT\u003c\/li\u003e\n\u003cli\u003eGMC Envoy XL, Envoy XUV, Sierra 1500\/2500\/3500, Yukon, Yukon XL 1500\/2500\u003c\/li\u003e\n\u003cli\u003eHummer H2\u003c\/li\u003e\n\u003cli\u003eIsuzu Ascender, Rainier\u003c\/li\u003e\n\u003cli\u003ePontiac Firebird, GTO, SSR\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine knocking or pinging during acceleration\u003c\/li\u003e\n\u003cli\u003eReduced engine performance due to improper ignition timing\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by knock sensor fault codes\u003c\/li\u003e\n\u003cli\u003eIncreased emissions from inefficient combustion\u003c\/li\u003e\n\u003cli\u003ePotential engine damage from undetected detonation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before installation. The sensor mounts using a 10 mm threaded end; verify the mounting surface is clean and free of debris. Connect the bullet-type terminal securely to the corresponding female round connector. Since mounting hardware and wiring harness are not included, reuse existing components or source compatible parts separately. Proper torque specifications should be followed to avoid sensor damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products ignition knock sensors are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number 242-1039 may vary, Walker Products typically offers coverage against defects in materials and workmanship. Consult product documentation or supplier information for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43527786889397,"sku":"DKHD-242-1039","price":48.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_2421039_Fro.jpg?v=1774891334","url":"https:\/\/www.partcatalog.com\/products\/walker-242-1039-ignition-knock-detonation-sensor","provider":"PartCatalog","version":"1.0","type":"link"}