<div data-store-description="v1"> <p>Flasher Relay LED for GMC Sierra 2500 (2003-2004). Supplied product details follow.</p> <h3>Specifications and fitment</h3> </div> <p>Includes: - LED Flasher Relay</p> <p>Fits Models: - GMC Sierra 2500</p> <p>Model Years: - 2003–2004</p> <p>Submodels: - Common trims include SL, SLE, SLT, and Denali. Chassis code is GMT800. Body style is Crew Cab and Extended Cab.</p> <p>Engine Options: - Common engine sizes include 6.0L V8 (LQ4), 8.1L V8 (L18), and 5.3L V8 (LM7).</p> <p>Description: This LED Flasher Relay is designed specifically for the GMC Sierra 2500 from 2003 to 2004. It ensures proper functioning of LED turn signals, preventing hyper-flashing and ensuring compliance with safety standards.</p> <p>Features: - Direct replacement for factory relay - Supports LED lighting upgrades - Prevents hyper-flashing - Easy installation with no modifications required - Durable construction for long-lasting performance</p> <p>Part Number: Check fitment before purchase.</p>