Engine-CodesChevrolet – P0973 2014 Chevrolet Silverado

P0973 2014 Chevrolet Silverado Code - Shift Solenoid Valve 1 Control Circuit Low Voltage

Quick Answer

The P0973 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates a problem with the Shift Solenoid Valve 1 Control Circuit having low voltage. Common causes include Faulty shift solenoid valve, Damaged wiring or connectors in the control circuit, Low transmission fluid levels. 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
P0973 2014 Chevrolet Silverado indicates Shift Solenoid Valve 1 Control Circuit Low Voltage.
Common causes
Common causes include Faulty shift solenoid valve, Damaged wiring or connectors in the control circuit, Low transmission fluid levels.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0973 2014 Chevrolet Silverado Description

The P0973 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates a problem with the Shift Solenoid Valve 1 Control Circuit having low voltage. This solenoid is responsible for controlling the flow of transmission fluid to engage the appropriate gear for smooth shifting. When the voltage in the control circuit is too low, it can lead to issues with gear shifting, causing the vehicle to experience transmission problems.

OBDII Code P0973 2014 Chevrolet Silverado - Shift Solenoid Valve 1 Control Circuit Low Voltage
P0973 2014 Chevrolet Silverado Code - Shift Solenoid Valve 1 Control Circuit Low Voltage

Common Causes of P0973 2014 Chevrolet Silverado

  1. Faulty shift solenoid valve
  2. Damaged wiring or connectors in the control circuit
  3. Low transmission fluid levels
  4. Malfunctioning transmission control module
  5. Electrical issues in the transmission system

Symptoms of P0973 2014 Chevrolet Silverado

  1. Check Engine Light illuminated on the dashboard
  2. Harsh or delayed shifting
  3. Transmission slipping
  4. Difficulty engaging gears
  5. Reduced fuel efficiency

How to Fix P0973 2014 Chevrolet Silverado

  1. Diagnose the specific cause of the low voltage in the Shift Solenoid Valve 1 Control Circuit using a scan tool to pinpoint the issue accurately.
  2. Inspect the shift solenoid valve, wiring, and connectors for any signs of damage or corrosion. Replace any faulty components as needed.
  3. Check and top up the transmission fluid to the proper level if it is low.
  4. Test the transmission control module for proper function and replace if necessary.
  5. Clear the DTC and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0973 2014 Chevrolet Silverado

The typical repair costs for addressing a P0973 code on a 2014 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, the 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. It is advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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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.

Frequently Asked Questions about P0973 2014 Chevrolet Silverado Code

1. What does the OBDII code P0973 mean on a 2014 Chevrolet Silverado?

P0973 indicates a problem with the Shift Solenoid Valve 1 Control Circuit, specifically low voltage detected in the circuit.

2. What are the common symptoms of code P0973 in a 2014 Silverado?

Symptoms may include harsh or delayed shifting, inability to shift gears, transmission stuck in one gear, and the Check Engine Light being illuminated.

3. What causes the P0973 code to appear in a 2014 Chevrolet Silverado?

Common causes include a faulty shift solenoid, damaged wiring or connections in the solenoid circuit, a failed transmission control module (TCM), or low transmission fluid levels.

4. Can low transmission fluid cause the P0973 code?

Yes, low transmission fluid can affect solenoid operation and lead to this code appearing.

5. How do you diagnose the P0973 code on a 2014 Chevrolet Silverado?

Diagnosis involves checking the transmission fluid level, inspecting the solenoid wiring and connectors for damage, testing the shift solenoid for proper function, and scanning the TCM for additional codes.

6. How serious is the P0973 code on a 2014 Chevrolet Silverado?

It is moderately serious as it can lead to drivability issues like improper shifting and potential transmission damage if not addressed.

7. Can you drive a 2014 Silverado with the P0973 code?

Driving is possible but not recommended for extended periods, as improper shifting could cause further damage to the transmission.

8. How do you fix the P0973 code on a 2014 Chevrolet Silverado?

Repairs may involve replacing the faulty shift solenoid, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the TCM.

9. How much does it cost to fix the P0973 code on a 2014 Silverado?

Repair costs vary but typically range from $150 to $400, depending on whether the issue is with the solenoid or wiring.

10. Can a bad battery or alternator cause the P0973 code?

Yes, if the battery or alternator is failing, it could lead to low voltage issues affecting the solenoid circuit and triggering this code.

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