We have a complete detailed replacement procedure at our enthusiasts forum.
www.trailvoy.com
how to replace the rack and pinion on a 2202 trailblazer
How do you replace a throttle body on a trailblazer 2002
Ebay .... then you have to make brackets yourself or by a new front end.
The daytime running lights are the low beam lights run by a specific circuit. If they don't work then check your fuses and then the wiring harness for damage.
www.trailvoy.com Trailblazer enthusiasts forum!
you cant change the front shocks on the trailblazer without a spring compressor because on a trailblazer they all have struts and they have to be compressed down
see "how too replace water pump on 2002 Trailblazer"
www.trailvoy.com All the answers for your Trailblazer from true enthusiasts!
see a front end alignment mechanic.
About 20 minutes
Replace defective part
They are integrated into the cluster. They can be replaced if you are patient and can solder well. A variety of colors are available on EBay. www.trailvoy.com Trailblazer enthusiasts forum