We bought our SL600 with that problem. One of the very few problems she had when we bought her. We haggled it down almost a grand with that one...

Easily fixed, took a whole 15 minutes to replace the wire with something that has a little bit better insulation.

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-Justin

91 560 SEC AMG - other dogs dd
01 Honda S2000 - dogs dd
07 MB ML320 CDI - dd
16 Lexus IS250 - wifes dd

it's automatic.