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GMC
C1500
Trouble Codes
OBD1 Codes
Code 12
GMC C1500 OBD1 CODES CODE 12
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Found 1 result
No Code 12
This Truck Has Had The Computer Replaced With A New One(same Prom) And It Still Doz This: High Idle, Pinging, Dies Check Engine Light Is On...
Asked by
chuck921
·
10 ANSWERS
1989
GMC C1500
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