Chevrolet TrailBlazer 2007 Bulb Size
Bulb size chart
This page helps you find the right bulb sizes for the 2007 Chevrolet TrailBlazer by lighting position, so you can match the correct part before you buy. Whether you are replacing a headlight, brake light, license plate light, or a small interior bulb, checking the exact location is the easiest way to avoid ordering the wrong fit.
The 2007 Chevrolet TrailBlazer uses different bulb types across the exterior and interior lighting system, and some positions may change with trim level, body style, or lighting package. Use the bulb chart on this page to confirm each socket location and compare it with the bulb already installed in your vehicle.
For best fitment, always compare the bulb type on this page with the bulb currently in the vehicle, since trim and package differences can affect the correct application. If you are switching from halogen to LED, make sure the new bulb is compatible with the socket and that the beam pattern or brightness will still work properly in the housing. Aftermarket conversion kits can sometimes require extra resistors or adapters, especially for turn signals or other monitored circuits. Before placing an order, it is a good idea to remove the old bulb and verify the number printed on the base, because that is the most reliable way to confirm fitment.
FAQ
What bulb does the 2007 Chevrolet TrailBlazer use for the high beam headlight?
The high beam headlight bulb listed for the 2007 Chevrolet TrailBlazer is 9005.
What is the daytime running light bulb size on this TrailBlazer?
The daytime running light bulb size listed is 9005.
What bulb fits the front turn signal on a 2007 Chevrolet TrailBlazer?
The front turn signal bulb listed for this model is 3757A.
What bulb is used for the front parking light?
The front parking light bulb listed is 3757A.
What bulb fits the front fog lights?
Fog light fitment can vary by trim. The listed front fog light bulb is 880 for LS and 893 for SS, with the SS application noted as optional.
What bulb does the rear turn signal use?
The rear turn signal bulb listed for the 2007 Chevrolet TrailBlazer is 3157.
What bulb is used for the brake light and tail light?
Both the brake light and tail light are listed as 3157R.
What is the back up reverse light bulb size?
The back up reverse light bulb listed is 3157.
What bulb fits the license plate light?
The license plate light bulb is listed as 2825 or 98.
What bulb is used for the map light and glove box light?
Both the map light and glove box light are listed as 2825 or 98 for this vehicle.
What bulb fits the dome light and cargo area light?
The dome light bulb and trunk or cargo area light bulb are both listed as 212-2.
What bulb is used for the vanity mirror light?
The vanity mirror light bulb listed for this TrailBlazer is 7065.
Does the center high mount stop light use a replaceable bulb?
The chart lists the center high mount stop light as LED, so it is not shown with a standard replaceable bulb number on this page.
Can trim level or market affect bulb fitment on the 2007 Chevrolet TrailBlazer?
Yes. Trim, lighting package, body style, and market differences can change the correct bulb for some positions, especially fog lights and interior lighting.