P1222 GMC Possible Causes
- Faulty Fuel Injector 1
- Fuel Injector 1 harness is open or shorted
- Fuel Injector 1 circuit poor electrical connection
How do I fix code P1222 GMC
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P1222 GMC code
Labor: 1.0The cost of diagnosing the P1222 GMC code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P1222 GMC Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1222 GMC MeaningWith the engine running, then the Powertrain Control Module (PCM) detects the wrong voltage potential on one of the injector drive circuits for under 500 ms. Also the P0200 code will set if a fault in a component or circuit is detected.
P1222 GMC More InformationNeed more information on how to fix the P1222 GMC code?
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