Hey how are you
That sound like she has , BCM module issue , under steering , common on these models
but if she far away from , let her go to like advance or auto zone and let them check the battery and alternator ,make sure that is working , we nee 12 volts on battery under load and we need to 14 plus volts on alternator when car running and all loads on ,if these checks out then it can wait till few month and it get home then you can have it scanned using a Volvo scanner or equivalent
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