P0971 2017 Chevrolet Silverado Code - Pressure Control Solenoid Valve 3 Control Circuit High Voltage
Quick Answer
The P0971 code for a 2017 Chevrolet Silverado refers to the Pressure Control Solenoid Valve 3 Control Circuit High Voltage. Common causes include Faulty pressure control solenoid valve 3, Wiring harness issues such as shorts or open circuits, 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
- P0971 2017 Chevrolet Silverado indicates Pressure Control Solenoid Valve 3 Control Circuit High Voltage.
- Common causes
- Common causes include Faulty pressure control solenoid valve 3, Wiring harness issues such as shorts or open circuits, 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 P0971 2017 Chevrolet Silverado Description
The P0971 code for a 2017 Chevrolet Silverado refers to the Pressure Control Solenoid Valve 3 Control Circuit High Voltage. This code indicates that there is a high voltage condition detected in the control circuit for the pressure control solenoid valve 3, which is responsible for regulating hydraulic pressure within the transmission. The transmission control module (TCM) uses this solenoid to control the transmission fluid pressure based on various inputs such as vehicle speed, engine load, and throttle position.
Common Causes of P0971 2017 Chevrolet Silverado
- Faulty pressure control solenoid valve 3
- Wiring harness issues such as shorts or open circuits
- Malfunctioning transmission control module (TCM)
- Problems with the powertrain control module (PCM)
- Electrical issues such as corrosion or poor connections
Symptoms of P0971 2017 Chevrolet Silverado
- Harsh shifting or erratic transmission behavior
- Delayed engagement when shifting gears
- Limp mode activation
- Decreased fuel efficiency
- Illumination of the check engine light
How to Fix P0971 2017 Chevrolet Silverado
- Begin by conducting a thorough inspection of the pressure control solenoid valve 3 and its wiring harness to check for any visible damage or loose connections.
- Test the solenoid valve using a multimeter to determine if it is functioning within specifications.
- Inspect the TCM and PCM for any signs of damage or malfunctions, and perform diagnostic tests to pinpoint the exact cause of the high voltage condition.
- Repair or replace any faulty components such as the solenoid valve, wiring harness, TCM, or PCM as needed.
- Clear the diagnostic trouble codes from the vehicle's computer and perform a test drive to ensure that the issue has been resolved.
Cost to Fix P0971 2017 Chevrolet Silverado
The cost of repairing a P0971 code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the parts required for this repair, such as a new pressure control solenoid valve, wiring harness, or control module, can range from $100 to $500. Labor costs at an auto repair shop typically range from $80 to $150 per hour, and the total repair bill could amount to $300 to $1000 or more, including parts and labor.
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