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2025
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Grand Cherokee Altitude, AWD
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Repair and Diagnosis
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Infotainment
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Amplifier (Amp) - DTCS B2204-00 To U0422-00
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DTC Troubleshooting
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B222D-00 Ecu Unable To Configure/Configuration Not Learned
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Set Condition
Set Condition
When the Amplifier (AMP) has not learned proper configuration at least once. This can take place at the end of the assembly line or at dealership when the AMP is replaced and the configuration is not performed or not accepted.