P0746 2018 Chevrolet Silverado Code - Transmission Control Solenoid Valve 1 Stuck Off
Quick Answer
The P0746 code on a 2018 Chevrolet Silverado indicates a problem with the Transmission Control Solenoid Valve 1 being stuck off. Common causes include Faulty transmission control solenoid valve, Wiring issues or electrical connection problems, 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
- P0746 2018 Chevrolet Silverado indicates Transmission Control Solenoid Valve 1 Stuck Off.
- Common causes
- Common causes include Faulty transmission control solenoid valve, Wiring issues or electrical connection problems, 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.
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Code P0746 2018 Chevrolet Silverado Description
The P0746 code on a 2018 Chevrolet Silverado indicates a problem with the Transmission Control Solenoid Valve 1 being stuck off. The transmission control solenoid is responsible for regulating the flow of transmission fluid in the transmission system. When the solenoid valve is stuck off, it means that it is not allowing the proper amount of fluid to flow through, which can lead to issues with gear shifting and overall transmission performance.
Common Causes of P0746 2018 Chevrolet Silverado
- Faulty transmission control solenoid valve
- Wiring issues or electrical connection problems
- Low transmission fluid levels
- Clogged transmission filter
- Internal transmission damage
Symptoms of P0746 2018 Chevrolet Silverado
- Harsh or delayed shifting
- Transmission slipping
- Engine stalling when coming to a stop
- Decreased fuel efficiency
- Illumination of the Check Engine Light
How to Fix P0746 2018 Chevrolet Silverado
- Diagnose the specific cause of the issue by performing a thorough inspection of the transmission system.
- Replace the Transmission Control Solenoid Valve 1 if it is found to be faulty.
- Check and replace any damaged wiring or electrical connections.
- Ensure proper transmission fluid levels and replace the fluid if necessary.
- Clean or replace the transmission filter to ensure proper fluid flow.
Cost to Fix P0746 2018 Chevrolet Silverado
The typical repair costs for addressing a P0746 code on a 2018 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, it is essential to note that 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. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships. Independent shops often charge less, so it's advisable to check local rates for a more accurate estimate.
Tech Notes for P0746 2018 Chevrolet Silverado
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