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Home >> Chevy Truck >> 1990 >> S10/T10 P/U 4WD V6-262 4.3L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> DTC 12

DTC 12

Fig. 24 Codes 1, 11, & 12 Diagnosis (ECU Malfunction). 1988-91 L, S/T & C/K:

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