Chevrolet Silverado 2500HD 2011 Bulb Size
Bulb size chart
This page for the 2011 Chevrolet Silverado 2500HD helps you verify bulb sizes by lighting position, so you can match the correct replacement before you buy. Whether you are replacing a burned-out headlight, a license plate lamp, or a cargo light, checking the bulb chart by location makes the job faster and reduces the chance of ordering the wrong part.
The 2011 Silverado 2500HD uses different bulb types across the front, rear, and interior lighting areas, and some fitments can vary by trim, body style, or lighting package. Use the bulb list on this page as a practical reference for common exterior and cabin bulbs on this truck, including headlight, turn signal, brake, reverse, dome, and map light positions.
For best fitment, compare the bulb listed here with the bulb already installed in your truck, especially if it has been modified or if the lighting package differs from stock. Halogen and LED setups are not always interchangeable without the proper housing or resistor setup, and aftermarket conversions can change the bulb type needed for reliable operation. If possible, remove the old bulb and confirm the number stamped on the base before ordering, since trim and market differences can affect the exact application.
FAQ
What are the low beam bulb sizes for a 2011 Chevrolet Silverado 2500HD?
The low beam headlight bulb listed for the 2011 Chevrolet Silverado 2500HD is H11.
What high beam bulb does this truck use?
The high beam headlight bulb listed for this model year is 9005.
What bulb is used for the front turn signal on a 2011 Silverado 2500HD?
The front turn signal bulb listed is 4157NA.
Are the parking light and front side marker bulbs the same on this truck?
Yes. The parking light bulb and the front side marker light bulb are both listed as 4157NA.
What is the daytime running light bulb size?
The daytime running light bulb is listed as H11 LED.
What bulb fits the front fog lights?
The front fog light bulb is listed as 5202 LED, which is an optional listing for this page.
What bulb does the center high mount stop light use?
The center high mount stop light bulb is listed as 921.
What bulb is used for the license plate light?
The license plate light bulb listed for the 2011 Chevrolet Silverado 2500HD is 168.
What bulb sizes are used for the dome and map lights?
Both the dome light and map light bulbs are listed as 212-2.
What bulb is used for the vanity mirror light?
The vanity mirror light bulb is listed as 6612F.
What bulb fits the cargo area light?
The trunk or cargo area light bulb is listed as 912.
What bulb is used for the rear turn signal and reverse light?
Both the rear turn signal light and the back up reverse light are listed as 3047.
What bulb is used for the brake light and tail light?
Both the brake light and tail light bulbs are listed as 3047R.
Do bulb sizes change by trim or body style on the 2011 Silverado 2500HD?
Yes, trim, body style, and lighting package can affect fitment, so it is smart to confirm the bulb in your specific truck before purchasing.
Can I replace halogen bulbs with LED bulbs on this truck?
Sometimes, but not always directly. LED replacements may require compatible housings, proper beam pattern, or additional hardware to avoid issues such as warning messages or poor light output.