idler pulleys Archives - UnderhoodService
VIDEO: Idle Quality On Kia Vehicles

Andrew Markel discusses a recent TSB about idle quality on the Kia Sorento, and how the problem was solved at the alternator level. Sponsored by Litens.

VIDEO: Five Tips To Diagnose Belt Noise

Andrew Markel shares five useful tips to diagnose and resolve belt noise, including twisting the tensioner, measuring the grooves, and ensuring the belt and pulleys are properly aligned. Sponsored by Auto Value and Bumper to Bumper.

Selling the Complete Serpentine Belt Job

Technicians and customers have pretty much accepted that the accessory serpentine drive belt should be replaced between 90,000 to 100,000 miles. It is a “slam dunk” sale to just replace the belt, but does that replacement belt have the same chance to survive the same mileage? Chances are in the next 90,000 to 100,000 miles

Serpentine belt inspection