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2002 Mercedes-Benz ML500 Question: Rear a/c blower



, Walkertown, NC, December 24, 2009, 06:47

the rear blower on my ml will run sometimes when the ignition switch is off, also it will run for very short periods an cycle on and off??

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  • Answer #1

    December 24, 2009, 11:41

    sounds like a sticking relay, find the relay/fuse center & tap the blower motor relay when it is running with the key off. if it turns off replace your relay. there could be many other problems but this is simple & easy to test.

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