<p>Includes: - Combination Switch</p> <p>Fits Models: - Chevrolet Silverado 1500 - Chevrolet Silverado 3500</p> <p>Model Years: - 2003–2006</p> <p>Submodels: - Common trims include WT (Work Truck), LS, LT, LTZ - Chassis codes: GMT800 - Body styles: Crew Cab, Extended Cab, Regular Cab</p> <p>Engine Options: - Common engine sizes: 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 8.1L V8 - Engine codes: L33, LM7, LQ4, LQ9</p> <p>Description: This combination switch is designed for Chevrolet Silverado 1500 and 3500 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 - High-quality construction for durability - Easy installation with no modifications required - Compatible with multiple Silverado trims and configurations</p> <p>Part Numbers: - ALX-PAU-SI-CBS-1426-CLB3</p>