<p>Includes: - Body Control Module</p> <p>Fits Models: - GMC Sierra 2500 HD</p> <p>Model Years: - 2003–2006</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 Body Control Module (BCM) is designed for the GMC Sierra 2500 HD from 2003 to 2006. It manages various electrical systems within the vehicle, ensuring proper operation of features such as lighting, windows, and locks.</p> <p>Features: - Direct replacement for factory BCM - Ensures compatibility with electrical systems - Designed for specific model years and trims - Easy installation with no programming required - High-quality construction for durability</p> <p>Part Numbers: - ALX-PAU-RB-502-008-CL360A57</p>