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There are three cards in your radio module. The air card being one of them. I suggest they replace the module. Two of the three cards are likely bad. The air card is not synonymous with the card M3J4102474. How big of an amp draw are you seeing?
You have to open the module up with the 5 screws, take the two screws holding the air card. Pull apart the two card to disconnect the air card.
Last picture is it showing me in Georgia before the fix. I live in northern Indiana.
I didn’t care about cell service. Part below.
PC Board Sierra...
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