It is called a 'reversing light'.
The reverse light
is the white light that lights up when your Impala
is in reverse. The video above shows you how to change the reverse light
in your 2001 Chevrolet Impala
. These bulbs
burn out occasionally and help you see when you are backing up. The reverse light
gets dimmer over time and we suggest changing them ...
The backup lamps on your 2003
are located in the applique on the rear of the trunk lid. The backup lamp replacement
process involves removing the applique to access the bulbs
. The entire process is relatively simple and straightforward and only requires the use of a socket wrench and a replacement
> ... > Chevrolet Impala Headlights And Exterior Bulbs
Headlights And Exterior Bulbs
. ... Vehicle Specific Sylvania Back-Up Light
. ... Vehicle Specific SilverStar Back-Up Light
When you need to replace the headlight, turning signal or parking light bulb
on your 2003
, finding out what the replacement
size you need can be a time consuming task. Whether you want to replace your headlamp bulb
with a HID (High Intensity Discharge) Headlight Kit, Xenon Headlamp Kit or replace ...
Pictures in the link
2003 impala reverse light bulb Google Search