Chevrolet Impala 2001 Bulb Size
Bulb size chart
This page helps you find the correct bulb sizes for the 2001 Chevrolet Impala by lighting position, so you can match the right bulb to the right socket before you buy. Whether you are replacing a headlight, parking light, reverse light, or a small interior lamp, checking the bulb chart by location is the easiest way to avoid guesswork.
The 2001 Chevrolet Impala uses a mix of common halogen bulbs and smaller interior and exterior bulbs, and some positions may vary by trim, body style, or market. Use the listed bulb sizes as a practical reference for the most common fitments on this model, then confirm the installed bulb when possible for the best match.
Fitment can change with trim level, lighting package, and whether the car has factory halogen or an aftermarket LED conversion, so it is smart to compare the bulb in your vehicle before ordering. Some owners upgrade to LED replacements for brighter output or longer life, but the bulb base and physical size still need to match the original socket, and some LED bulbs may require polarity checks or additional resistors to work correctly. If your Impala has been modified, or if a previous owner changed any lamps, verify each bulb by reading the number on the installed bulb and comparing it to the chart before purchase.
FAQ
What bulb size does the 2001 Chevrolet Impala use for the high beam headlight?
The high beam headlight bulb listed for the 2001 Chevrolet Impala is 9005.
What bulb fits the daytime running light on this Impala?
The daytime running light bulb listed for the 2001 Chevrolet Impala is 9005.
What is the reverse light bulb size for the 2001 Chevrolet Impala?
The back up reverse light bulb listed for this model is 921.
What bulb is used for the license plate light?
The license plate light bulb for the 2001 Chevrolet Impala is listed as 194 or 7441.
Which bulb fits the dome light in the cabin?
The dome light bulb listed for the 2001 Chevrolet Impala is 578.
What bulb size is used for the trunk or cargo area light?
The trunk or cargo area light bulb listed for this Impala is 912.
What bulb does the brake light use?
The brake light bulb listed for the 2001 Chevrolet Impala is 3057R.
What bulb size is used for the tail light?
The tail light bulb listed for the 2001 Chevrolet Impala is 3057R.
What bulb fits the rear turn signal?
The rear turn signal light bulb listed for this model is 3057.
What bulb is used for the front turn signal and parking light?
The front turn signal light bulb and parking light bulb are both listed as 3457A.
What bulb size is used for the front fog light, if equipped?
The front fog light bulb listed for the 2001 Chevrolet Impala is 893, but this may apply only to models equipped with fog lights.
Are the interior courtesy, map, glove box, and ash tray bulbs the same?
Yes, the chart lists 194 or 7441 for the glove box light, map light, courtesy light, and ash tray light.
What bulb is used for the front and rear side marker lights?
Both the front side marker light and rear side marker light are listed as 194NA.
Does the center high mount stop light use a standard bulb number?
The chart lists the center high mount stop light as LED, so it is not shown with a standard replaceable bulb number in this listing.
Why should I check the installed bulb before buying replacements?
Because trim, package, or prior repairs can change the bulb in the socket, checking the installed bulb helps confirm the exact fit and avoids ordering the wrong part.