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P0706 2015 Chevrolet Silverado Code - Transmission Range Switch Performance

Quick Answer

The P0706 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado refers to the Transmission Range Switch Performance. Common causes include Faulty transmission range switch, Damaged or corroded wiring connections, Malfunctioning PCM. 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
P0706 2015 Chevrolet Silverado indicates Transmission Range Switch Performance.
Common causes
Common causes include Faulty transmission range switch, Damaged or corroded wiring connections, Malfunctioning PCM.
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 14, 2024
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Code P0706 2015 Chevrolet Silverado Description

The P0706 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado refers to the Transmission Range Switch Performance. This code is triggered when the powertrain control module (PCM) detects an issue with the transmission range switch, also known as the neutral safety switch. The transmission range switch is responsible for indicating the gear position of the transmission to the PCM, allowing the vehicle to start only in Park or Neutral.

OBDII Code P0706 2015 Chevrolet Silverado - Transmission Range Switch Performance
P0706 2015 Chevrolet Silverado Code - Transmission Range Switch Performance

Common Causes of P0706 2015 Chevrolet Silverado

  1. Faulty transmission range switch
  2. Damaged or corroded wiring connections
  3. Malfunctioning PCM
  4. Loose or disconnected wiring harness
  5. Electrical issues within the transmission range switch circuit

Symptoms of P0706 2015 Chevrolet Silverado

  1. Difficulty starting the vehicle
  2. Inability to start the vehicle
  3. Incorrect gear display on the instrument cluster
  4. Erratic shifting patterns
  5. Vehicle rolling away when not properly secured in Park

How to Fix P0706 2015 Chevrolet Silverado

  1. Begin by conducting a thorough diagnosis using a scan tool to confirm the P0706 code and identify the exact cause of the issue.
  2. Inspect the transmission range switch and wiring connections for any visible damage or corrosion. Replace the transmission range switch if necessary.
  3. Check the wiring harness for any loose or disconnected wires. Repair or replace any damaged wiring as needed.
  4. Clear the DTC from the PCM memory using the scan tool and perform a test drive to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the PCM or other related components.

Cost to Fix P0706 2015 Chevrolet Silverado

The typical repair costs for addressing a P0706 code on a 2015 Chevrolet Silverado can range from $150 to $400, including parts and labor. However, it is important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It is recommended to obtain quotes from multiple reputable repair shops to get a more accurate estimate for the repair.

What does this mean?

Tech Notes for P0706 2015 Chevrolet Silverado

The Internal Mode Switch (IMS) is mounted to the manual shift shaft detent lever as an assembly. The components of the detent lever/IMS assembly cannot be individually serviced. When the IMS needs replacing, the entire assembly must be replaced.

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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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