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GMC Truck
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1993
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Safari Van AWD V6-262 4.3L VIN Z
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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DTC 55
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Powertrain Controls - ECM/PCM
Powertrain Controls - ECM/PCM
Codes 51, 53 & 55 (PCM):
