Chevrolet Silverado 2500HD 2008 Bulb Size
Bulb size chart
This page lists the bulb sizes for the 2008 Chevrolet Silverado 2500HD and helps you verify each bulb by lighting position. Whether you are replacing a burned-out lamp or upgrading a single exterior light, checking the correct socket location first can save time and prevent buying the wrong part.
Use the bulb chart for the 2008 Chevrolet Silverado 2500HD to match the high beam, low beam, turn signal, parking light, brake light, reverse light, and interior bulb sizes. Because lighting equipment can vary by trim, body style, and market, it is smart to confirm the exact bulb before ordering.
Fitment can vary on the 2008 Silverado 2500HD depending on trim, package, and whether the truck left the factory with halogen or LED-style components in certain positions. Aftermarket conversions can also change the required bulb type or connector style, especially for fog lights, daytime running lights, and headlight upgrades. If you are switching to LED bulbs, make sure the replacement is designed to fit the same housing and works with your truck’s electrical setup. The safest approach is to compare the bulb chart with the bulb already installed in the vehicle before you buy, especially for exterior lights that may have been changed by a previous owner.
FAQ
What are the high beam bulb sizes for a 2008 Chevrolet Silverado 2500HD?
The high beam bulb size listed for the 2008 Chevrolet Silverado 2500HD is 9005.
What bulb does the low beam use on this truck?
The low beam bulb size for the 2008 Chevrolet Silverado 2500HD is H11.
What is the front turn signal bulb size?
The front turn signal bulb size is 4157NA.
Does the parking light use the same bulb as the front turn signal?
Yes. The parking light bulb size listed for this truck is also 4157NA.
What bulb size is used for the daytime running light?
The daytime running light bulb is listed as H11 LED.
What is the fog light bulb size on the 2008 Silverado 2500HD?
The front fog light bulb is listed as 5202 LED.
What bulb fits the center high mount stop light?
The center high mount stop light bulb size is 921.
What bulb size is used for the license plate lights?
The license plate light bulb size is 194.
What bulb fits the roof marker lights?
The roof marker light bulb size is 194.
What are the rear turn signal and reverse light bulb sizes?
Both the rear turn signal light and the back up reverse light use 3047.
What bulb size is used for the brake light and tail light?
The brake light bulb and tail light bulb are both listed as 3047R.
What bulb fits the dome light and map light?
Both the dome light and map light use 212-2.
What bulb is used for the cargo area light?
The trunk or cargo area light bulb size is 912.
Why should I check the installed bulb before ordering replacements?
Because trim level, body style, market, and previous repairs can change the bulb already in the vehicle. Checking the installed bulb helps confirm the correct fit before you buy.
Can I replace halogen bulbs with LED bulbs on this truck?
Yes, in many positions you can upgrade to LED, but the replacement must fit the housing and work with the truck’s electrical system. Some LED conversions may need extra attention for beam pattern or compatibility.