<p>Includes: - Ignition Lock Cylinder</p> <p>Fits Models: - GMC Sierra 3500</p> <p>Model Years: - 2003–2004</p> <p>Submodels: - Common trims include SL, SLE, SLT; chassis code is GMT800; body style is Crew Cab, Extended Cab, Regular 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 ignition lock cylinder is designed specifically for the GMC Sierra 3500 from 2003 to 2004. It ensures a secure and reliable ignition system, allowing for smooth starting and operation of your vehicle.</p> <p>Features: - Direct fit replacement for easy installation - Durable construction for long-lasting performance - Compatible with factory ignition systems - Enhances vehicle security</p> <p>Part Numbers: - ALX-PAU-RB-924-725-CLA4</p>