Answer Hello Wayne, This probably has nothing to do with the unit being gas. Most of the time, the drum rollers 12001541, idler wheel WP6-3037050, and glides 306508 make the noise. This is a pre-cursor to failure. The belt WPY312959 should be inspected to determine if the other failing parts have caused the belt to need replacement. Read More... Answered by AppliancePartsPros.com | Wednesday, August 1, 2012