P0723 2018 GMC Sierra Code - Transmission Output Speed Sensor Circuit Intermittent
Quick Answer
The P0723 code for a 2018 GMC Sierra indicates a problem with the Transmission Output Speed Sensor Circuit being intermittent. Common causes include Faulty Transmission Output Speed Sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to the sensor or its connections. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0723 2018 GMC Sierra indicates Transmission Output Speed Sensor Circuit Intermittent.
- Common causes
- Common causes include Faulty Transmission Output Speed Sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to the sensor or its connections.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0723 2018 GMC Sierra Description
The P0723 code for a 2018 GMC Sierra indicates a problem with the Transmission Output Speed Sensor Circuit being intermittent. The Transmission Output Speed Sensor is a crucial component that monitors the speed of the output shaft of the transmission. This information is essential for the vehicle's onboard computer to determine the proper shifting strategy and ensure the transmission functions correctly.
Common Causes of P0723 2018 GMC Sierra
- Faulty Transmission Output Speed Sensor
- Wiring or connector issues in the sensor circuit
- Corrosion or damage to the sensor or its connections
- Issues with the transmission control module
- Electrical problems within the vehicle's system
Symptoms of P0723 2018 GMC Sierra
- Delayed or harsh shifting between gears
- Erratic speedometer readings
- Illumination of the Check Engine Light
- Decreased fuel efficiency
- Transmission slipping or jerking while driving
How to Fix P0723 2018 GMC Sierra
- Perform a diagnostic scan to confirm the P0723 code and identify the specific cause of the issue.
- Inspect the Transmission Output Speed Sensor and its wiring for any visible damage or corrosion.
- Replace the faulty sensor if necessary, ensuring proper installation and connection.
- Clear the code from the vehicle's computer and test drive the vehicle to ensure the issue has been resolved.
- If the problem persists, further diagnostic tests may be needed to pinpoint any other underlying issues with the transmission system.
Cost to Fix P0723 2018 GMC Sierra
The typical repair costs for addressing a P0723 code on a 2018 GMC Sierra can range from $150 to $300, depending on the specific cause of the issue and the cost of parts and labor. It is essential to factor in additional expenses for diagnostic tests and any potential repairs needed to resolve the problem fully. Keep in mind that labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.
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