{"product_id":"haokixin-lm487-led-flasher-relay-hyper-flash-fix-for-chevy-silverado-gmc-cadillac-hummer-03-07","title":"Haokixin LM487 LED Flasher Relay – Hyper Flash Fix for Chevy Silverado, GMC, Cadillac, Hummer 03-07","description":"\u003ch2\u003eRevitalize Your GM Turn Signals with Haokixin LM487\u003c\/h2\u003e\n\u003cp\u003eThe Haokixin LM487 LED Flasher Relay is a purpose-built solution designed for GMT800 10-pin flasher modules found in popular GM trucks and SUVs from 2003–2007. This compact, robust unit replaces several common part numbers to help restore reliable turn signals and hazard warnings when upgrading to LED lighting. Instead of the factory relay, this module aims to deliver consistent flash rates and clearer signaling, giving you a smoother driving experience without the typical dimming or hyper-flash symptoms.\u003c\/p\u003e\n\n\u003ch3\u003eWhy this LED flasher matters\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAddresses over-flashing behavior that can occur after LED upgrades, helping signals stay visible at a glance.\u003c\/li\u003e\n  \u003cli\u003eSupports hazard warning functionality, ensuring clear pedestrian signaling and roadway safety.\u003c\/li\u003e\n  \u003cli\u003eOffers a simple, plug-in replacement that fits GMT800 10-pin configurations commonly used on popular GM models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces Part Number: LM487, 10383321, 15764135, 10383320, 15231201, EFL-27, and related references.\u003c\/li\u003e\n  \u003cli\u003eCompatible with GM Chevrolet GMT800 10 Pin Flasher Module Hazard Warning Flasher Relay, including Silverado, Tahoe, Sierra, Yukon, Avalanche, Suburban, and Escalade (2003–2007).\u003c\/li\u003e\n  \u003cli\u003eImportant: Verify your original module before purchase. This relay is intended for GMT800 setups and may not fit GMT900 or non-GMT800 configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDurable design for real-world driving\u003c\/h3\u003e\n\u003cp\u003eConstructed with a sturdy PP plastic housing, this relay is built to endure harsh environments and daily use. It’s designed to be a reliable upgrade for LED lighting projects and vehicle signaling upgrades, helping to keep your signals consistent across varying temperatures and road conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you get and how it helps\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReliable LED signaling: more stable flash rate and clearer indicator lights.\u003c\/li\u003e\n  \u003cli\u003eEnhanced safety cues: consistent signaling improves visibility to pedestrians and other drivers.\u003c\/li\u003e\n  \u003cli\u003eEasy replacement: a straightforward swap for a streamlined upgrade process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote that results can vary by vehicle, LED configuration, and wiring setup. If you have questions about the fitment or installation, feel free to reach out for guidance.\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: What part numbers does the Haokixin LM487 replace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It replaces LM487 plus 10383321, 15764135, 10383320, 15231201 and related references.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this relay compatible with all GM GMT models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for GMT800 10-pin flasher modules (2003–2007 GM trucks); not guaranteed for GMT900 or non-GMT800 setups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Haokixin","offers":[{"title":"Default Title","offer_id":42465781186645,"sku":"B0D9W95888","price":28.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/haokixin-lm487-led-flasher-relay-front-view.jpg?v=1778022708","url":"https:\/\/plentytorque.co.uk\/products\/haokixin-lm487-led-flasher-relay-hyper-flash-fix-for-chevy-silverado-gmc-cadillac-hummer-03-07","provider":"PlentyTorque","version":"1.0","type":"link"}