P0973 2017 Chevrolet Silverado Code - Shift Solenoid Valve 1 Control Circuit Low Voltage
Quick Answer
The P0973 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates a problem with the Shift Solenoid Valve 1 Control Circuit having low voltage. Common causes include Faulty shift solenoid valve, Wiring issues such as a short circuit or open circuit, Malfunctioning transmission control module (TCM). 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 2017 Chevrolet Silverado indicates Shift Solenoid Valve 1 Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty shift solenoid valve, Wiring issues such as a short circuit or open circuit, Malfunctioning transmission control module (TCM).
- 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 P0973 2017 Chevrolet Silverado Description
The P0973 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates a problem with the Shift Solenoid Valve 1 Control Circuit having low voltage. In an automatic transmission system, shift solenoids are responsible for controlling the flow of transmission fluid to engage the appropriate gear. Solenoid Valve 1 is specifically tasked with regulating the first gear shift. When the control circuit for this solenoid detects low voltage, it means that there is an issue with the electrical signal being sent to the solenoid, which can result in improper gear shifting or failure to shift altogether.
Common Causes of P0973 2017 Chevrolet Silverado
- Faulty shift solenoid valve
- Wiring issues such as a short circuit or open circuit
- Malfunctioning transmission control module (TCM)
- Poor electrical connection between components
- Low transmission fluid level or contaminated fluid
Symptoms of P0973 2017 Chevrolet Silverado
- Harsh or delayed shifting between gears
- Transmission slipping
- Poor acceleration
- Illumination of the Check Engine Light
- Decreased fuel efficiency
How to Fix P0973 2017 Chevrolet Silverado
- Begin by conducting a thorough inspection of the wiring harness and connectors associated with the Shift Solenoid Valve 1 to check for any visible damage or corrosion. Repair or replace any damaged wiring.
- Test the solenoid valve itself to determine if it is functioning correctly. If the solenoid is faulty, replace it with a new one.
- Check the transmission control module (TCM) for any signs of damage or malfunction. If necessary, reprogram or replace the TCM.
- Clear the DTC from the vehicle's computer using a diagnostic scan tool and test drive the vehicle to ensure that the issue has been resolved.
- Finally, monitor the vehicle for any recurring symptoms to confirm that the repair was successful.
Cost to Fix P0973 2017 Chevrolet Silverado
The typical repair costs for addressing a P0973 code on a 2017 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's 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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