P179B 2017 Chevrolet Silverado Code - Transmission Range State Command Signal Message Counter Incorrect
Quick Answer
Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection. 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
- P179B 2017 Chevrolet Silverado indicates Transmission Range State Command Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection.
- 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.
Code P179B 2017 Chevrolet Silverado Description
What are the Possible Causes of the DTC P179B 2017 Chevrolet Silverado?
- Faulty Transmission Control Module (TCM)
- Transmission Control Module harness is open or shorted
- Transmission Control Module circuit poor electrical connection
How to Fix the DTC P179B 2017 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P179B 2017 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P179B 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P179B in a 2017 Chevrolet Silverado?
- Common symptoms include issues with shifting gears, transmission slipping, and the vehicle going into limp mode.
2. What could cause the OBDII code P179B to appear in a 2017 Chevrolet Silverado?
- The code may be triggered by a faulty transmission range sensor, wiring issues, or a malfunction in the transmission control module.
3. How serious is the OBDII code P179B in a 2017 Chevrolet Silverado?
- This code indicates a problem with the transmission range state command signal message counter, which can affect the vehicle's drivability and should be addressed promptly.
4. Can I continue driving my 2017 Chevrolet Silverado with the OBDII code P179B present?
- It is not recommended to continue driving the vehicle with this code present, as it can lead to further damage to the transmission.
5. How can I diagnose and repair the OBDII code P179B in my 2017 Chevrolet Silverado?
- Diagnosis typically involves checking the transmission range sensor, inspecting the wiring harness, and testing the transmission control module. Repairs may involve replacing faulty components or repairing wiring issues.
6. Will resetting the OBDII code P179B in my 2017 Chevrolet Silverado make it go away permanently?
- Simply resetting the code may temporarily clear the warning light, but the underlying issue causing the code will persist unless properly diagnosed and repaired.
7. Is it possible to prevent the OBDII code P179B from appearing in my 2017 Chevrolet Silverado?
- Regular maintenance, including checking the transmission system for any signs of wear or damage, can help prevent issues that may trigger this code.
8. How long does it typically take to repair the OBDII code P179B in a 2017 Chevrolet Silverado?
- The repair time can vary depending on the exact cause of the code, but it may take a few hours to a day for diagnosis and repair by a qualified mechanic.
9. Are there any DIY repair options for the OBDII code P179B in a 2017 Chevrolet Silverado?
- Due to the complexity of transmission systems, it is recommended to have a professional technician diagnose and repair this code to ensure proper resolution.
10. What is the cost of repairing the OBDII code P179B in a 2017 Chevrolet Silverado?
- The cost of repairing this code can vary depending on the extent of the issue, parts needed, and labor rates, but it is advisable to budget for potential transmission-related repairs.
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