Visit our enthusiasts forum at www.gmtnation.com
We have a "how to" with pictures to guide you through the speaker removal replacement process! Yes .... you must remove the door panels.
8"
6.5" front and rear door speakers
6/9
The speaker size for a 2004 Chevy Trailblazer is 6 1/2 inches. This includes the front, door, and rear speakers.
Simple procedure is well documented at our Trailblazer enthusiasts forum www.trailvoy.com Article section for replacing door speakers!
Same as the front (6.5 inch) although the speaker basket does not have the tweeters in it for the rears. www.trailvoy.com All the answers for your Trailblazer!
Anything is possible with moddification.. but it is a lot easier to just get a set of the 6.5" speakers that it calls for.
what size are the door speakers for 2003 chevy suburban
what size door speakers are in a 2005 Chevy Malibu classic
where is the defrost/floor door actuator on 2002 chevy trailblazer
6 1/2"
I believe they are 6 - 1/2" speakers.