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GMC Truck
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1994
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C 2500 Truck 2WD V8-305 5.0L
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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 Control Module PCM
Powertrain Control Module PCM
DTC 55 Chart:
