P3449 CHEVROLET Cylinder 7 Deactivation Solenoid Control Circuit

Possible causes – Faulty Cylinder Deactivation Solenoid– Cylinder Deactivation Solenoid harness is open or shorted– Cylinder Deactivation Solenoid circuit poor electrical connection When is the obd code mean? The control module detects that the actual measured values from the MAF sensor, MAP sensor, and TP sensor, is not within the range of the calculated values…