Do you have any service codes or a check engine light on? My guess is that the transmission is actually in the default 2nd gear - which seems like first gear - and if there aren't any service codes other than gear ratio error codes then the transmission will need to be removed and repaired.
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Do you have any service codes or a check engine light on? My guess is that the transmission is actually in the default 2nd gear - which seems like first gear - and if there aren't any service codes other than gear ratio error codes then the transmission will need to be removed and repaired.