I'll be interested to hear if there's a solution for this. I've owned my E300 since new and it has always been a tiny bit rough when the engine is completely unloaded. But being in Florida I run the A/C 90% of the time, and that provides enough load to smooth it out.

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Rick Miley
2014 Tesla Model S
2018 Tesla Model 3
2017 Nissan LEAF
Former MB: 99 E300, 86 190E 2.3, 87 300E, 80 240D, 82 204D Euro
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