Can you replace the serpentine belt on a Saab 9-3?
Can you replace the serpentine belt on a Saab 9-3? A few quick tips on replacing a serpentine belt on a 2003-2012 SAAB 9-3 2.0T vehicle with an Ecotech engine. The serpentine belt tool must have a 3/8" square drive to adjust the belt tensioner. Loading... What's the best way to replace a serpentine belt? Auto tensioners have either a hole that will fit a half inch drive ratchet, or a bolt you can use a socket to apply pressure to. Insert the wrench or place the socket over the bolt on the tensioner and twist it away from the...