<p>Includes: - Combination Switch</p> <p>Fits Models: - GMC Sierra 3500 - GMC Yukon</p> <p>Model Years: - 2003–2006</p> <p>Submodels: - Common trims include SL, SLE, SLT, Denali - Chassis codes: GMT800 - Body styles: Crew Cab, Extended Cab, SUV</p> <p>Engine Options: - Common engine sizes: 4.8L V8, 5.3L V8, 6.0L V8, 8.1L V8 - Engine codes: LM7, L59, LQ4, L18</p> <p>Description: This combination switch is designed for use in GMC Sierra 3500 and Yukon models from 2003 to 2006. It controls various functions including headlights, turn signals, and windshield wipers, ensuring reliable operation of essential vehicle features.</p> <p>Features: - Direct replacement for factory switch - Compatible with multiple trims and body styles - Easy installation with no modifications required - Durable construction for long-lasting performance - Ensures proper functionality of vehicle controls</p> <p>Part Numbers: - OLX-ACD19381535-CL360A51</p>