LED Flasher Relay For Hazard Warning And Turn Signals, Hyper Flash Fix Module Blinker For 2003-2006 Chevy Silverado, Avalanche, GMC Sierra And Yukon Trucks, Compatible With LED Or Incandescent Bulbs

Single-unit GM LED Flasher Relay for Hazard and Turn Signals
✔️ Plug-and-play 10-pin GM flasher for LED and incandescent bulbs

LM487 10383321 Hazard Warning and Turn Signal Flasher is a plug-and-play replacement used on GM GMT800 trucks (2003-2007). It supports both LED and incandescent bulbs, delivering a stable flash rate for hazard lights and turn signals while eliminating hyper-flash. This module is a practical upgrade for Chevy Silverado, Tahoe, Avalanche, Sierra, Yukon, Escalade, and related models.

✅ LM487 10383321 Hazard Warning and Turn Signal Flasher for GMT800 trucks
✅ Plug-and-play replacement for 10-pin GM flasher on 03-07 GMT800 platforms
✅ Compatible with LED bulbs, incandescent bulbs, or combos
✅ Fixed hyper-flash for hazards and turn signals during operation
✅ Replaces factory flasher 15764135 for easy DIY repair
✅ Robust PP housing meets OEM specs for reliability

💡 What is a GM LED flasher relay used for in GMT800 trucks and why replace it?

A handy upgrade to keep signaling steady and prevent rapid blinking.

- handy for 03-07 GMT800 trucks with LED or incandescent bulbs - improves hazard and turn-signal stability and stops hyper-flash - quick plug-and-play replacement that matches OEM specs