P0203 Diagnostic Trouble Code Discussion for February 2017
Fuel Injector 3 Control Circuit Malfunction
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| Help Request | Posted | |
| 2005 Chevrolet Silverado 2500 HD 6.6L Runs Rough VIN: 1GCHK23265 P0203: Fuel Injector 3 Control Circuit Malfunction. All DTCs set at once and it happens intermittently: hot, cold, idling, driving... All TSBs related to these codes have been followed and all injector harnesses checked, as well as the FICM harnesses. Connector C107 has also been inspected. |
February 09, 2017 |
