open hood look behind head light fixture you will see two round rubber out side one is your low beam inside one your high beam. remove find bulb twist clock wise an remove
try this website --->www.trailvoy.com<--- they have alot of stuff to help you with your trailblazer i should know im a member my self i have a 2003 Chevy trailblazer Lt www.trailvoy.com
It pulls off. Sometimes easier to remove the headlight assembly to change the bulb. We have instructions at our forum. www.trailvoy.com Trailblazer enthusiasts!
need help changing the belts on my Chevy trailblazer lt 2003
the air box by the right headlight has three quarter turn screws remove, lift up ,and replace. easy
location for 2003 chevy trailblazer coolant temperature sensor
how do you set the clock on a 2003 chevrolet trailblazer
Where is the input aux for a 2003 trailblazer
How do I reset the service engine light on a 2003 Chevy Trailblazer?
Where is the neutral safety switch on a 2003 trailblazer?
Specs for main bearings on a 2003 Chevy trailblazer with 4.2 engine .
No
A eaton fuller 18 speed roadranger gearbox is used