How to loosen the tensioner on the Serpentine belt

Asked by Guru9T9G6J Mar 14, 2021 at 01:33 PM about the 2009 Ford Explorer

Question type: Maintenance & Repair

I’m needing to know how to loosen the tensioner on
the Serpentine belt because I’m trying to change my
alternator

1 Answer
74,680

OJ answered 4 years ago

Usually there is a square hole on the device. Insert a 3/8 inch drive socket wrench into the hole and pry it back to remove the belt.

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