IT WAS NOISY (SQUEKING) AT COLD START AND FADE AWAY AS IT WARMS UP. THE PROBLEM IS THE BELT TENSIONER. BUT I MIGHT AS WELL REPLACE THE BELT TOO BECAUSE IT LOOK OLD AND WORN. REPLACEMENT OF BELT AND BELT TENSIONER ON V6 NISSAN. PATHFINDER, XTERRA, AND FRONTIER.
TOOLS NEEDED
10MM SOCKET AND RATCHET AND EXTENSION
8MM OR FLAT HEAD SCREW DRIVER
PLIERS TO REMOVE THE HOSE CLAMP
3/8 RATCHET, PREFERABLY LONG OR EXTENDABLE