Slide Pin
WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.
Check that slide pins (1) move smoothly in lateral direction before installing rear brake caliper to caliper rear brake caliper carrier (3). Replace slide pins (1) and pin boots (2) if defective.
Courtesy of SUZUKI OF AMERICA CORP.