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P0716 GMC Code - Transmission Input Speed Sensor Performance

Quick Answer

The P0716 GMC code indicates a problem with the transmission input speed sensor's performance. Common causes include Faulty transmission input speed sensor, Damaged or corroded wiring/connectors, Issues with the transmission control module. 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
P0716 GMC indicates Transmission Input Speed Sensor Performance.
Common causes
Common causes include Faulty transmission input speed sensor, Damaged or corroded wiring/connectors, Issues with the transmission control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0716 GMC Description

The P0716 GMC code indicates a problem with the transmission input speed sensor's performance. The input speed sensor is responsible for monitoring the speed of the input shaft in the transmission. This information is crucial for the transmission control module to calculate the appropriate gear shift points and ensure smooth operation of the transmission. When this sensor malfunctions or fails to provide accurate data, it can lead to issues with shifting, fuel efficiency, and overall drivability of the vehicle.

OBDII Code P0716 GMC - Transmission Input Speed Sensor Performance
P0716 GMC Code - Transmission Input Speed Sensor Performance

Common Causes of P0716 GMC

  1. Faulty transmission input speed sensor
  2. Damaged or corroded wiring/connectors
  3. Issues with the transmission control module
  4. Low transmission fluid levels
  5. Electrical issues within the transmission system

Symptoms of P0716 GMC

  1. Erratic shifting behavior
  2. Delayed or harsh gear shifts
  3. Decreased fuel efficiency
  4. Transmission slippage
  5. Illumination of the check engine light

How to Fix P0716 GMC

  1. Begin by connecting a diagnostic scanner to retrieve the specific trouble code and confirm the issue with the transmission input speed sensor.
  2. Inspect the wiring and connectors associated with the sensor for any signs of damage or corrosion. Repair or replace as necessary.
  3. Test the transmission input speed sensor for proper operation using a multimeter or oscilloscope. Replace the sensor if it fails to provide accurate readings.
  4. Clear the trouble code from the vehicle's computer and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be needed to identify any underlying issues with the transmission control module or related components.

Cost to Fix P0716 GMC

The cost of repairing a transmission input speed sensor issue can vary depending on the specific cause of the problem and the vehicle's make and model. In general, the cost of replacing a transmission input speed sensor can range from $100 to $300, including parts and labor. Additional costs may apply if further diagnostics or repairs are needed. It's advisable to consult with a professional mechanic or auto repair shop for a more accurate estimate based on the specific circumstances. Remember that labor rates can vary significantly, so it's essential to inquire locally for the most precise cost estimation.

What does this mean?

Tech Notes for P0716 GMC

There is a factory service bulletin for the following GMC Models:

2007-2009 GMC Acadia

2007-2009 GMC Acadia Factory Service Bulletin OBDII Code P0716

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Information for Specific GMC Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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