If the OEM serpentine accessory belt on the 1GR-FE 4.0 liter V6 engine in your 5th generation (2010, 2011, 2012, 2013, 2014, 2015 & 2016) Toyota 4Runner has been squeaking, screeching or chirping, you probably need to replace it. Check out my DIY tutorial for the procedure (with the replacement part numbers) by clicking on the text link or thumbnail image below.
2010-2016 Toyota 4Runner Serpentine Belt Replacement Guide
