B133B 2017 Chevrolet Silverado Code - Reverse Gear Status Not Plausible
Quick Answer
The B133B diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates that the reverse gear status is not plausible. Common causes include Faulty reverse gear position sensor, Damaged wiring or connectors in the reverse gear sensor circuit, Low transmission fluid levels or contaminated fluid. 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
- B133B 2017 Chevrolet Silverado indicates Reverse Gear Status Not Plausible.
- Common causes
- Common causes include Faulty reverse gear position sensor, Damaged wiring or connectors in the reverse gear sensor circuit, Low transmission fluid levels or contaminated fluid.
- 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 B133B 2017 Chevrolet Silverado Description
The B133B diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates that the reverse gear status is not plausible. This means that the vehicle's onboard computer system has detected an issue with the reverse gear position sensor or circuit, leading to a discrepancy between the expected and actual status of the reverse gear. This can result in the vehicle not engaging or properly functioning in reverse gear, which can affect the vehicle's drivability and safety.
Common Causes of B133B 2017 Chevrolet Silverado
- Faulty reverse gear position sensor.
- Damaged wiring or connectors in the reverse gear sensor circuit.
- Low transmission fluid levels or contaminated fluid.
- Transmission control module (TCM) issues.
- Mechanical problems within the transmission system.
Symptoms of B133B 2017 Chevrolet Silverado
- Difficulty shifting into or engaging reverse gear.
- Delayed response when shifting into reverse.
- Harsh or erratic shifting in reverse.
- Dashboard warning lights, such as the check engine light or transmission warning light.
How to Fix B133B 2017 Chevrolet Silverado
- Begin by conducting a thorough diagnosis using a scan tool to retrieve the specific trouble codes and pinpoint the exact cause of the issue.
- Inspect the reverse gear position sensor and its wiring for any signs of damage or corrosion. Replace the sensor if necessary.
- Check the transmission fluid level and condition. Top up or replace the fluid if it is low or contaminated.
- Test the TCM for any faults or errors. Reset or reprogram the module as needed.
- If the issue persists, further inspection of the transmission system may be required, including checking for mechanical problems or internal damage.
Cost to Fix B133B 2017 Chevrolet Silverado
The typical repair costs for addressing a B133B code on a 2017 Chevrolet Silverado can range from $200 to $500, depending on the specific cause of the issue and the required repairs. This estimate includes the cost of parts, such as a new reverse gear position sensor, as well as labor charges. It's important to note that diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower prices. For a more accurate estimate, it is recommended to consult with local auto repair shops.
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Frequently Asked Questions about B133B 2017 Chevrolet Silverado Code
1. What does OBDII code B133B on a 2017 Chevrolet Silverado indicate?
- The code B133B indicates a problem with the Reverse Gear Status Not Plausible.
2. What are the common symptoms of OBDII code B133B on a 2017 Chevrolet Silverado?
- Common symptoms include issues with the reverse gear engagement, erratic behavior in reverse, or a warning light on the dashboard.
3. What could cause the Reverse Gear Status Not Plausible code B133B on a 2017 Chevrolet Silverado?
- Potential causes may include faulty transmission sensors, wiring issues, a malfunctioning transmission control module, or software glitches.
4. How can I diagnose the cause of OBDII code B133B on my 2017 Chevrolet Silverado?
- Diagnosis typically involves using a scan tool to retrieve the code, checking for related codes, inspecting wiring connections, and testing the transmission sensors.
5. Can I continue driving my 2017 Chevrolet Silverado with the B133B code?
- It is not recommended to continue driving with the B133B code as it may lead to further transmission issues and potentially affect vehicle performance.
6. How can I repair the Reverse Gear Status Not Plausible code B133B on my 2017 Chevrolet Silverado?
- Repair options may include replacing faulty sensors, repairing damaged wiring, resetting the transmission control module, or updating software as recommended by a professional mechanic.
7. Is it possible to reset the B133B code on a 2017 Chevrolet Silverado without fixing the underlying issue?
- While clearing the code may temporarily turn off the warning light, it is crucial to address the root cause to prevent potential transmission problems in the future.
8. Are there any recalls or technical service bulletins related to OBDII code B133B on a 2017 Chevrolet Silverado?
- Check with your local Chevrolet dealership or refer to online resources to see if there are any recalls or technical service bulletins related to the B133B code for your specific vehicle.
9. Can weather conditions or driving habits trigger the B133B code on a 2017 Chevrolet Silverado?
- Extreme weather conditions or harsh driving habits may not directly trigger the B133B code, but they can exacerbate existing transmission issues leading to the code being triggered.
10. How much does it typically cost to repair OBDII code B133B on a 2017 Chevrolet Silverado?
- Repair costs for the B133B code can vary depending on the specific issue, parts needed, labor rates, and whether the repair is done at a dealership or an independent repair shop.
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