Chevrolet Silverado 3500HD 2011 Bulb Size
Bulb size chart
This page helps you verify the bulb sizes for the 2011 Chevrolet Silverado 3500HD by lighting position, so you can replace the correct lamp without guessing. Whether you are changing a headlight, a marker light, or an interior bulb, matching the bulb to the exact location is the safest way to get the right fit.
For the 2011 Chevrolet Silverado 3500HD, bulb fitment can vary by trim, body style, and lighting package. Use the chart on this page as a quick reference for common exterior and interior bulbs, including headlight, turn signal, brake, reverse, dome, map, and license plate lights.
Before buying replacements, confirm whether your truck uses standard halogen bulbs or an LED setup in a specific position, since some lighting functions may differ from one configuration to another. Aftermarket LED conversions can change beam pattern, brightness, and connector fit, so it is smart to compare the installed bulb to the listed size before ordering. If your Silverado has been modified, or if you are unsure about a previous owner’s changes, remove the old bulb and check the number printed on the base to avoid a mismatch.
FAQ
What are the low beam headlight bulb sizes on a 2011 Chevrolet Silverado 3500HD?
The low beam headlight bulb size listed for the 2011 Chevrolet Silverado 3500HD is H11.
What are the high beam headlight bulb sizes for this truck?
The high beam headlight bulb size listed for the 2011 Chevrolet Silverado 3500HD is 9005.
What bulb does the front turn signal use on a 2011 Silverado 3500HD?
The front turn signal light bulb size listed is 4157NA.
What bulb is used for the parking light and front side marker light?
Both the parking light and front side marker light bulb sizes are 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 fog lights on this model?
The front fog light bulb is listed as 5202 LED.
What bulb size is used for the license plate light?
The license plate light bulb size listed for the 2011 Chevrolet Silverado 3500HD is 168.
What bulb does the center high mount stop light use?
The center high mount stop light bulb size listed is 921.
What are the rear turn signal, reverse, brake, and tail light bulb sizes?
The rear turn signal bulb and back up reverse light bulb are listed as 3047, while the brake light bulb and tail light bulb are listed as 3047R.
What bulb size is used for the dome and map lights?
Both the dome light and map light bulb sizes are listed as 212-2.
What bulb fits the vanity mirror light?
The vanity mirror light bulb size listed is 6612F.
What bulb is used for the cargo area light?
The trunk or cargo area light bulb size listed is 912.
Can trim level or body style change the bulb size on a 2011 Silverado 3500HD?
Yes. Trim, body style, and lighting package can affect fitment, so it is important to confirm the bulb position and compare it with the installed bulb before purchasing.
Should I choose halogen or LED replacements for this truck?
That depends on the light position and your goals. Halogen replacements are usually the closest match to original equipment, while LED upgrades may offer different brightness and color, but can require extra care for fitment and compatibility.
What is the best way to avoid buying the wrong bulb?
Check the bulb location on the truck, compare it to the bulb chart, and if possible remove the installed bulb to read the number on the base before ordering replacements.