If you’ve been hearing a “chirp, chirp, chirp” or squealing sound coming from the engine bay of your 4th generation (2018, 2019, 2020 and probably also the 2021, 2022 & 2023) Ford Expedition SUV, you may need to change the serpentine accessory “main drive” belt or the A/C compressor stretch belt on the front of the EcoBoost 3.5 liter twin-turbo V6 engine. Check out my DIY tutorial for the procedure (with the compatible replacement part numbers) by clicking on the text link or thumbnail image below.
2018-2020 Ford Expedition Serpentine Accessory Belt Replacement Guide
