Well, tested it this morning, don't think the leak is climate control related, on or off doesn't affect it. How do you cut off the vacuum line to the locks. The fact that they do not work leads me to think the leak might be there.....is this possible....Thanks...

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2015 E250 Bluetec Black/designo Sand
2014 GLK250 Bluetec Iridium Silver/Almond
1999 E320 Sedan Bordeaux Red/ Parchment
1999 E270CDI Estate Black Opal/Black
1983 300SD Champagne/Palomino Leather
1982 300SD Silver Blue/ Pacific Blue Leather