Hey Guys, I need some help here, I got 117,00 miles on my 06 LT, I live on country roads and she has started to rattle when I hit these country bumps, I was wondering if changing the struts on the front and need a little help on the back not sure if it has shocks or what on the back but I got to do something, any suggestions on this, I need a how to thread on doing this maintenance.I got to her her back in shape.

 

check your PM.

 

Check sway bar links, sway bar mount bushings, lower control arm bushings (especially the rear one). Info on all of them can be found using the SEARCH tool at the top of the page. Or read https://www.chevyhhr.net/forums/problems-service-repairs-42/list-common-problems-questions-related-links-38985/ for pointers to various solutions on various problems.