Replace supercharger serpentine belt 96 riviera

HI,FIRST OFF THIS IS A SIMPLE FIX,IF YA JUST DON'T LET THE THING SCARE YA.THERE IS A DIAGRAM ON THE ENGINGE SIDE OF THE HOOD ALSO TO HELP YA REMEMBER I ALWAYS MAKE MY OWN ,HOPEFULY YOUR NOT AS THICK HEADED AS I AM.HEHEHE!FIND THE BELT TENSIONER IT WILL BE SHINY.WITH THE HAND PUSH ON IT SHOULD MOVE UP AND DOWN JUST A LITTLE.YOU SHOULD SEE A BOLT HEAD IN THE CENTER OF THE WEEL/PULLY .WITH THE CORRECT SIZE WRENCH OR SCOKET PUSH DOWN ON TOOL THE BELT WILL LOOSEN UP ENOUGH TO REMOVE.REINSTALL NEW BELT MAKING SURE THE BELT IS ON ALL PULLIES AND THEN REMOVE PRESSURE FROM WRENCH THE BELT SHOULD BE ON ALL PULLIES AND TIGHT START THE ENGINE AND CHECK THAT THE BELT IS TURNING ALL YOUR PULLIES AND THEN TURN OFF ENGINE CHECK YOUR GREAT WORK YOU SHOULD HAVE ALL PULLIES TOUCHING THE BELT AND THE BELT TENSIONER KEEPS THE BELT TIGHT ,NO ADJUSTMENT NEEDED.I HOPE THIS WORKED FOR YA ,IF NOT REDO THE JOB YA WILL QUICKLY SEE WHAT YA NEED TO DO THE NEXT TIME IT'S JUST THAT EASY .