P0338high severityPowertrain
Crankshaft Position Sensor A Circuit High Input
on 2016 GMC Sierra 1500 5.3L V8 · 4WD
What this code means
High signal from CKP sensor.
Symptoms
- Check Engine Light
- No start
- Erratic operation
Common causes
- Short to voltage
- Faulty sensor
- Wiring issue
Diagnostic steps
- Test signal voltage
- Check for shorts to power
Repair notes
Replace sensor or repair wiring.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1