Chevrolet Silverado Silverado 2500 HD 3500HD 2021 Halogen Bulbs Car Owner Manuals

Halogen Bulbs

{ Warning }
Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package.

LED Lighting

This vehicle has several LED lamps. For replacement of any LED lighting assembly, contact your dealer.

Headlamps, Front Turn Signal, Sidemarker, and Parking Lamps

Base Level Headlamp Assembly

1. Sidemarker lamp
2. Low-Beam Headlamp
3. High-Beam Headlamp
4. Turn Signal/Park Lamps

Midlevel Headlamp Assembly

1. Turn Signal Lamps

Headlamp Replacement

Base Level

1. Open the hood.
2. Remove the headlamp bulb cover.
3. Turn the bulb socket counterclockwise to remove it from the headlamp assembly.
4. Unplug the electrical connector from the bulb by releasing the clip on the connector.
5. Replace the bulb and reverse Steps 1–4 to reinstall.

Midlevel and Uplevel

See your dealer for headlamp replacement.

Uplevel

See your dealer for turn signal replacement.

Turn Signal Lamp Replacement

1. Open the hood.
2. Turn the bulb socket counterclockwise to remove it from the headlamp assembly and pull it straight out.
3. Remove the bulb by pulling it straight out of the bulb socket.
4. Replace the bulb and reverse Steps 1–3 to reinstall.

Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps

Base Level Taillamp Assembly

1. Stoplamp/Taillamp/Turn Signal Lamp
2. Back-Up Lamp
3. Side Marker Lamp

Uplevel Taillamp Assembly

1500 shown; 2500/3500 similar

1. Back-Up Lamp

It is recommended to replace the grommets when replacing a bulb. See your dealer.

1. Open the tailgate.
2. Remove the two rear lamp assembly screws.
3. Pull the rear lamp assembly outward and rearward away from the box side to remove it from the vehicle.
4. Turn the bulb socket counterclockwise.
5. Pull the bulb straight out from the socket.
6. Replace the bulb and reverse Steps 1–5 to reinstall.

Center High-Mounted Stoplamp (CHMSL) and Cargo Lamp

This procedure is for the regular cab only. For crew cab and double cab see your dealer.

1. Cargo Lamp Bulbs
2. Center High-Mounted Stoplamp (CHMSL) Bulb

To replace one of these bulbs:

1. Remove the two screws and lift off the lamp assembly.