P1501moderate severityPowertrain
Vehicle Speed Sensor Circuit Intermittent
on 2016 GMC Sierra 1500 5.3L V8 · 4WD
What this code means
The PCM detected intermittent signal loss from the Vehicle Speed Sensor circuit. The signal is present some of the time but drops out intermittently.
Symptoms
- Speedometer erratic or dropping to zero
- Check Engine Light
- Cruise control inoperative
- Transmission shift issues
- ABS/traction control warnings
Common causes
- Faulty vehicle speed sensor
- Damaged speed sensor wiring
- Loose speed sensor connector
- Corroded connections
- Faulty tone ring or reluctor
Diagnostic steps
- Monitor VSS signal with scan tool while driving
- Wiggle test speed sensor connector
- Inspect wiring for damage or chafing
- Check speed sensor air gap
- Test sensor resistance
Repair notes
Check wiring and connector first. Replace vehicle speed sensor if signal is intermittent at sensor.
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