P0723 GMC code

P0723 is a diagnostic trouble code (DTC) for “Output Speed Sensor Malfunction“. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.

How do I fix code P0722?

What repairs can fix the P0722 code?

  1. Repairing or replacing a damaged or faulty transmission output speed sensor.
  2. Repairing or replacing a damaged or faulty engine coolant temperature sensor.
  3. Repairing or replacing a damaged or faulty shift solenoid.
  4. Flushing the system and changing the transmission fluid.

What is output shaft speed sensor?

The vehicle speed sensor (VSS) is also commonly referred to as a transmission speed sensor or output shaft speed sensor. It is a small device—typically mounted somewhere on the transmission—that determines how fast your vehicle is going by measuring the rotation of a toothed wheel on a shaft inside the transmission.

What can cause a P0720 code?

What causes the P0720 code?

  • Malfunctioning output speed sensor.
  • Malfunctioning input speed sensor.
  • Damaged or corroded wires, or loose connectors.
  • Contaminated or low transmission fluid.
  • Faulty engine drivability sensors.
  • Malfunctioning shift solenoids.
  • In very rare cases, a defective PCM.


What does code p720 mean?

If your vehicle is showing code P0720, this indicates a problem with your output speed sensor circuit. This means that your vehicle’s computer has sensed a problem with the sensor that helps it control the way the vehicle shifts gears.

What does P0722 mean?

Output Speed Sensor No Signal

OBD-II Code P0722 is defined as a Output Speed Sensor No Signal. When the code P0722 is set in the Powertrain Computer, it means that the Powertrain Computer or PCM is not seeing a consistent speed signal from the Transmission’s Output Speed Sensor.

How do you test a speed sensor?

Zitat von Youtube: So what the test is is simply to hear that beeping noises that if you get a beep like that when your sensors near the magnet. And then the beat goes when you move the sensor away.

Where is the output shaft speed sensor located?

For transaxles, the speed sensor is located on the long side of the output shaft. This would be the end of the transaxle that faces the front of the engine.

How do I reset my speed sensor?

Zitat von Youtube: If that's the case this is all you need to do to fix that problem make sure that it isn't displaying the odometer.

What are the symptoms of a failing speed sensor?

What Are The Symptoms Of A Faulty Speed Sensor?

  • Inconsistent Speedometer Readings. Most cars depend on signals from the wheel speed sensor to adjust their speedometer readings. …
  • The Check Engine Light Gets Activated. …
  • Malfunctioning Cruise Control. …
  • Harsh Transmission Shifting.


How much is it to fix a speed sensor?

The average cost for vehicle speed sensor replacement is between $256 and $301. Labor costs are estimated between $107 and $135 while parts are priced between $149 and $166. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

How do you fix a speed sensor on a car?

Zitat von Youtube: Well just pull this all on the way wiggle it and get off. And there's a sensor hiding down inside the engine right there I've unplugged the plug on the top of it.