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| 05-05-2023, 01:46 PM | #1 |
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Private First Class
 
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Rep 170
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ETCM
I have a 2003 BMW Z4 3.0i, and the light for the ETCM (Electronic Transmission Control Module) just went on. I sent my car to my mechanic, and I was wondering if the unit can be flashed to update the firmware or would need to be replaced.
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