
SEALIGHT H10/9145/9140 LED Fog Light Bulbs, 6000K Xenon W...
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Center High Mount Stop Light Bulb
Used for: Daytime Running Light Bulb
Used for: License Plate Light Bulb, Roof Marker Light Bulb, Courtesy Light Bulb(Compare to original - Option 1), Glove Box Light Bulb
Used for: Parking Light Bulb, Turn Signal Light Bulb Front, Turn Signal Light Bulb Rear
Used for: Side Marker Light Bulb Front, Side Marker Light Bulb Rear
Used for: Ash Tray Light Bulb
Used for: Courtesy Light Bulb(Compare to original - Option 2)
Used for: Dome Light Bulb(Compare to original - Option 1)
Used for: Dome Light Bulb(Compare to original - Option 2)
Used for: Engine Compartment Light Bulb
Used for: Map Light Bulb
Used for: Trunk or Cargo Area Light
This 2005 Chevrolet Silverado 2500HD bulb size page helps you verify the correct bulb by lighting position before you buy replacements. Instead of guessing, you can match the bulb to the exact location on the truck, including headlights, tail lights, marker lights, interior lamps, and cargo-area lighting.
Because trim and lighting package can vary by market and body style, the same Silverado 2500HD may use different bulbs in some positions. Use this guide as a practical reference for the 2005 Chevrolet Silverado 2500HD so you can quickly confirm common fitments and avoid ordering the wrong part.
For best results, compare the listed bulb size with the bulb already installed in your truck, especially if it has been modified or repaired before. Halogen and LED replacements are not always direct swaps, and aftermarket conversions can change the required bulb type, connector, or beam pattern. This is especially important for headlight, fog light, and daytime running light applications. If your Silverado has an unusual trim, package, or body style, check the existing bulb before purchase and make sure the replacement matches both the socket and the intended lighting function.
The listed bulb sizes are 9006 for the low beam headlight and 9005 for the high beam headlight.
The center high mount stop light bulb is listed as 921 for the 2005 Chevrolet Silverado 2500HD.
Both the front turn signal bulb and the rear turn signal bulb are listed as 3157A.
The brake light bulb and the tail light bulb are both listed as 3157R.
The back up reverse light bulb is listed as 3157.
The license plate light bulb is listed as 194.
The map light bulb is 168, and the glove box light bulb is 194.
The roof marker light bulb is listed as 194.
Both the front side marker light bulb and the rear side marker light bulb are listed as 194NA.
The front fog light bulb is listed as 9145 LED.
The daytime running light bulb is listed as 4114.
The trunk or cargo area light is listed as 912.
Yes. The page includes courtesy light bulb option 1 as 194 and option 2 as 2721, plus dome light option 1 as 578 and option 2 as 211-2.
Because trim, market, body style, and previous repairs can change the bulb used in a specific position. Checking the installed bulb helps confirm the correct fit, especially when switching from halogen to LED or when the truck has aftermarket lighting.