B0790 2017 Chevrolet Silverado Code - Transfer Case Neutral Indicator Circuit
Quick Answer
The Neutral indicator circuit consists of a Light Emitting Diode (LED) feed circuit, an LED, and an LED control circuit. Common causes include Faulty Transfer Case Select Switch, Transfer Case Select Switch harness is open or shorted, Transfer Case Select Switch circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- B0790 2017 Chevrolet Silverado indicates Transfer Case Neutral Indicator Circuit.
- Common causes
- Common causes include Faulty Transfer Case Select Switch, Transfer Case Select Switch harness is open or shorted, Transfer Case Select Switch circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code B0790 2017 Chevrolet Silverado Description
The TCCM tests the Neutral indicator circuit for unexpected voltage by monitoring the B+ supplied by the BCM on the Ignition 1 voltage circuit by grounding the Neutral indicator control circuit for 2 seconds during the Bulb Test at key ON.
What are the Possible Causes of the DTC B0790 2017 Chevrolet Silverado?
- Faulty Transfer Case Select Switch
- Transfer Case Select Switch harness is open or shorted
- Transfer Case Select Switch circuit poor electrical connection
- Faulty Transfer Case Shift Control Module (TCCM)
How to Fix the DTC B0790 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 B0790 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.
Need more information about the B0790 2017 Chevrolet Silverado code?
Need more information on how to fix the B0790 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals
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Frequently Asked Questions about B0790 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code B0790 on a 2017 Chevrolet Silverado?
- The common symptoms include the transfer case neutral indicator not functioning properly or displaying incorrect information on the dashboard.
2. What are some possible causes of the Transfer Case Neutral Indicator Circuit issue in a 2017 Chevrolet Silverado?
- Possible causes include a faulty transfer case control module, damaged wiring or connectors, or a malfunctioning transfer case neutral indicator switch.
3. How can I diagnose the Transfer Case Neutral Indicator Circuit problem on my 2017 Chevrolet Silverado?
- Diagnosing the issue involves using a diagnostic scanner to retrieve the OBDII code B0790 and then inspecting the transfer case control module, wiring, connectors, and indicator switch for any visible damage or issues.
4. Can I continue driving my 2017 Chevrolet Silverado with the Transfer Case Neutral Indicator Circuit problem?
- It is generally not recommended to drive the vehicle with this issue as it may affect the proper operation of the transfer case, potentially leading to further damage.
5. How can I repair the Transfer Case Neutral Indicator Circuit problem on my 2017 Chevrolet Silverado?
- Repairing the issue may involve replacing the faulty transfer case control module, repairing damaged wiring or connectors, or replacing the transfer case neutral indicator switch as necessary.
6. Is it possible to reset the OBDII code B0790 on a 2017 Chevrolet Silverado without fixing the underlying issue?
- While you can clear the code using a diagnostic scanner, it is important to address the root cause of the problem to prevent the code from reoccurring.
7. How much does it typically cost to repair the Transfer Case Neutral Indicator Circuit on a 2017 Chevrolet Silverado?
- The cost of repairs can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.
8. Can a DIY enthusiast fix the Transfer Case Neutral Indicator Circuit problem on a 2017 Chevrolet Silverado?
- Depending on your skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair the issue themselves, especially if it involves simple tasks like replacing a switch or checking wiring connections.
9. Are there any recalls or technical service bulletins related to OBDII code B0790 on the 2017 Chevrolet Silverado?
- To determine if there are any relevant recalls or technical service bulletins, it is recommended to check with a Chevrolet dealership or visit the National Highway Traffic Safety Administration (NHTSA) website for the latest information.
10. Will fixing the Transfer Case Neutral Indicator Circuit issue improve the overall performance of my 2017 Chevrolet Silverado?
- While fixing this specific issue may not directly impact the overall performance of the vehicle, it is important for the proper functioning of the transfer case system and to ensure accurate information is displayed on the dashboard.
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