Chevrolet Silverado 1500 2001 Bulb Size
Bulb size chart
This page helps you verify bulb sizes for the 2001 Chevrolet Silverado 1500 by lighting position, so you can match the correct replacement before you buy. Whether you are changing a headlight, brake light, interior lamp, or a small indicator bulb, using the correct location on the chart makes fitment much easier and helps avoid returns.
The 2001 Silverado 1500 used several different bulb types depending on the lamp position, trim, body style, and lighting package. Common examples on this truck include 9005 for high beam headlights, 9006 for low beam headlights, 3157A for front turn signals and parking lights, and 3157R for rear brake and tail lights. Interior and utility lamps also vary, so it is worth checking the exact socket before ordering.
For the best fit, compare the bulb position on your truck with the chart and confirm whether your Silverado has factory halogen lighting or an aftermarket LED conversion. Trim and package differences can affect items like fog lights, courtesy lights, and cargo lamps, and some replacements may need a different style or polarity when switching from halogen to LED. If you are unsure, remove the installed bulb and read the number on the base before purchase, especially for commonly confused locations such as map lights, license plate lights, and side markers.
FAQ
What are the headlight bulb sizes for a 2001 Chevrolet Silverado 1500?
The chart lists 9005 for the high beam headlight bulb and 9006 for the low beam headlight bulb on the 2001 Chevrolet Silverado 1500.
What bulb does the front turn signal use on this truck?
The front turn signal bulb is listed as 3157A. The same bulb type is also used for the front parking light position.
What bulb fits the rear brake and tail lights?
The rear brake light bulb and the tail light bulb are both listed as 3157R for this model year.
What is the center high mount stop light bulb size?
The center high mount stop light bulb is listed as 921.
What bulb is used for the backup reverse light?
The backup reverse light bulb is listed as 3156.
What bulb size is used for the fog lights?
Front fog lights are listed as 880 on the 2001 Chevrolet Silverado 1500.
What are the interior dome and map light bulb sizes?
The dome light bulb is listed as 211-2. Map lights may use 168 or 211-2 depending on the specific lamp position and original setup.
What bulb does the glove box light use?
The glove box light bulb is listed as 194.
What bulb is used for the license plate light?
The license plate light is listed as 194 for one option, and 97 for another option. Because both are shown, it is important to check the installed bulb or the socket before ordering.
Are the front side marker bulbs the same as the rear side marker bulbs?
No. The front side marker light bulb is listed as 194NA, while the rear side marker light bulb is listed as PC195NA.
What bulb is used for the instrument panel lights?
The instrument panel light bulb is listed as PC195.
Does the 2001 Silverado 1500 use the same bulb for daytime running lights?
The daytime running light bulb is listed as 4114.
Can trim or body style change the bulb size?
Yes. Trim level, body style, market, and lighting package can change certain bulb sizes, especially for interior lamps, fog lights, and cargo-area lighting.
Should I check the old bulb before buying a replacement?
Yes. Checking the installed bulb is one of the safest ways to confirm fitment, especially when a location shows more than one possible bulb option on the chart.