Forward Lighting
Low Beam Headlights: H11
High Beam Headlights: H9
Fog Light Bulb Size: Factory LED (Not Replaceable)
Front Turn Signals: 7443
Cab Clearance Lights: Factory LED Sealed Unit (Not Replaceable)
Interior Lighting
Interior Light Bulb Size: Factory LED (Not Replaceable)
Rear Lighting
Reverse Lights: 921
Rear Brake Lights/Turn Signals: 7443
Third Brake Light: Factory LED (Not Replaceable)
Cargo Lights: Factory LED (Not Replaceable)
If you'd like to view all of the products we have for your Silverado visit our Home Page and use our Shop By Vehicle Search
This Light Bulb Size Diagram is for Silverado HD Trucks Equipped with Factory Halogen Style Headlights.
IT'S VERY IMPORTANT THAT YOU KNOW THE BULB SIZE NEEDED FOR YOUR VEHICLE BEFORE ORDERING. WE HAVE THEM LISTED IN OUR VEHICLE SEARCH OPTION BUT FOR MORE CLARIFICATION WE HAVE GIVEN YOU THIS SPECIFIC LIST FOR YOUR VEHICLE.
Every bulb we have listed for these trucks have been tested by us at FUZED LED and they are completely plug and play. No extra resistors or wiring required AND Extremely bright!
This Light Bulb Size Guide is for 2020, 2021, 2022, 2023, 2024 and 2025 Silverado HD Trucks 2500/3500 (Halogen Headlight Equipped Models)