I get the chatter from mine when they are fully extended, or completly closed. Mine only does this for a second, kinda lets me know when I have gone far enough. Yours making it when you said may be an alignment problem, or something rubbing.
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2010 Jayco Eagle Super Lite 31.5 FBHS
08 Chevy 2500HD LTZ Duramax /CC/SB/4x4
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