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I may have set a record. A new battery was installed by my dealer on March 1st to solve deep sleep mode issue and my 2022 F150 Lariat went into deep sleep mode again Saturday AM on March 2nd. Voltage was 11.96. Ran a trickler until full charge and after 1 hour down to 12.3. Checked again and...

Well the battery finally tested defective today. One cell was shorted out and created a bulge at the top of the battery above the sealed cap. Dealer said the battery was due to issues with auto start/stop. Replaced at no charge. Will see if this ends the deep sleep mode.

I am back at my Ford dealer again. Have had the truck 16 months and it continues to go into deep sleep mode every time I turn off the ignition. No courtesy lights when re-entering. Mirrors don’t deploy, steering wheel and seat go to an odd position. Battery at 11.76 volts before start up. I know...