P0011 GMC Intake Camshaft Position System Performance
Possible causes – Dirty Oil– Low engine oil level– Faulty Intake Camshaft Position Actuator Solenoid– Intake Camshaft Position Actuator Solenoid harness is open or shorted– Intake Camshaft Position Actuator Solenoid circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms