Chevrolet TrailBlazer 2022 Bulb Size
Bulb size chart
This 2022 Chevrolet TrailBlazer bulb size guide helps you verify the correct bulbs by lighting position, so you can match the right part before you buy. Whether you are replacing a headlight, a turn signal, or a small interior lamp, checking the bulb location first is the easiest way to avoid ordering the wrong fit.
The 2022 TrailBlazer uses a mix of halogen and LED lighting depending on the position, and some items can vary by trim, market, or lighting package. This page organizes the bulb chart by function, making it easier to find the exact bulb type for the front, rear, cabin, and cargo-area lights on your vehicle.
For best results, compare the bulb listed on this page with the one already installed in your TrailBlazer before purchasing. Trim and package differences can affect whether a light is halogen or LED, and aftermarket conversions may change the bulb style or connector even when the housing looks original. If you are upgrading to LED replacements, make sure the bulb is compatible with the socket, polarity, and any built-in electronics, since some conversions may require additional parts or may not work properly in every trim. When in doubt, remove the old bulb and confirm the marking on the base before ordering.
FAQ
What bulb does the 2022 Chevrolet TrailBlazer use for the low beam headlight?
The low beam headlight bulb listed for the 2022 Chevrolet TrailBlazer is 9005.
What bulb fits the high beam headlight on a 2022 TrailBlazer?
The high beam headlight bulb listed for this model is H9.
Are the fog lights on the 2022 Chevrolet TrailBlazer LED?
Yes. The front fog light bulb is listed as LED for the 2022 Chevrolet TrailBlazer.
What is the brake light bulb size for this TrailBlazer year?
The brake light bulb listed for the 2022 Chevrolet TrailBlazer is 7440.
What bulb is used for the front and rear turn signals?
Both the front turn signal and rear turn signal bulbs are listed as 7440.
What bulb fits the outer tail light on the 2022 TrailBlazer?
The outer tail light bulb is listed as 7440.
What bulb fits the inner tail light on this model?
The inner tail light bulb is listed as 168.
What bulb is used for the back up light?
The back up light bulb listed for the 2022 Chevrolet TrailBlazer is 921.
Which bulbs are used for the license plate lights?
The license plate light bulbs are listed as LED.
What bulb does the center high mount stop light use?
The center high mount stop light bulb is listed as LED.
What bulb fits the front and rear side marker lights?
Both the front side marker light and rear side marker light bulbs are listed as LED.
What bulb is used for the parking light?
The parking light bulb is listed as LED.
What bulb fits the glove box light?
The glove box light bulb listed for the 2022 Chevrolet TrailBlazer is 168.
What bulb is used for the trunk or cargo area light?
The trunk or cargo area light bulb is listed as 194.
What bulb fits the map lights and dome light?
The map light bulb is listed as 194, 2825, and the dome light bulb is listed as 2825.
Can bulb sizes vary between 2022 TrailBlazer trims?
Yes. Trim level, lighting package, body style, and market can change the bulb type in some positions, especially where LED equipment is involved.
Should I check the installed bulb before ordering replacements?
Yes. Checking the installed bulb is the safest way to confirm fitment, especially if your TrailBlazer has been modified or uses a different lighting package.