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BMW
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2013
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550i Automatic Trans
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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Self Diagnosis - Diagnostic Trouble Codes - DTC P0035 - DTC P0480 (N63 & S63)
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Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020
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DTC P304C, BMW Hex Code 0x138601, BMW Code 1279489: Controlled Upper Air Shutter, Upper Stop Not Detected
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Repair procedures (plant/service)
Repair procedures (plant/service)
-Check radiator vent slat assembly for travel resistance (perform system test)