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09-25-2016, 10:38 PM
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#420
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Retired Curmudgeon
Drives: ‘19 X3M40i, ‘18 m550i
Join Date: May 2011
Location: Las Vegas, NV
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I get what sounds like the old engine knock sound when accelerating uphill in normal setting on the 40e. I'm not lugging it (shouldn't it downshift) but more mid-throttle acceleration from a steady 35mph or so. X accelerates, but the sound is so pre-knock sensor era cars it's odd.
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'19 X3 M40 Carbon Black/Oyster, '23 Jeep Grand Cherokee L Summit, Past BMWs: '18 M550i, '18 330 GT, '16 X5 40e, '11 E90M3, '06 X5 4.4, '03 330i ZHP, '02 M3, '97 Z3 2.8, '95 M3 (2x), '94 530i (manual), '92 525i (manual), '88 M3, '87 325iS |
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