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2025, 3100 miles, system shows 14.5v when driving. When in ACC(blower off and radio off) battery shows 12.3v and drops to 11.8 within 90 seconds. Tried resetting IBS and ran for 2 min. System shows 12.2v, used meter and verified at 12.2V. Dealership just replaced TCM for some power drain...
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