Uncategorized DS 450 Reving high on start up April 11, 2016 dstech Hey guys just bought a 08 DS 450 when i first start it the engine revs like ya got the throttle pinned. Shut it off and restart it, it idles down to normal. Any thoughts? Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related