My 1998 Ford Ranger makes a loud "rattling noise"coming from underneath truck. on 1998 Ford Ranger

This only happens when not pressing gas pedal and truck is coasting.

by in Visalia, CA on June 24, 2013
1 answer
ANSWER by , June 24, 2013
Possible cat. converter. Tap it with a rubber hammer to see if it rattles, inside.