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B0790 Chevrolet Code - Transfer Case Neutral Indicator Circuit

Quick Answer

The B0790 Chevrolet code indicates a problem with the transfer case neutral indicator circuit in the vehicle. Common causes include Faulty transfer case neutral indicator switch, Wiring issues or shorts in the circuit, Corrosion or damage to electrical connectors. 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
B0790 Chevrolet indicates Transfer Case Neutral Indicator Circuit.
Common causes
Common causes include Faulty transfer case neutral indicator switch, Wiring issues or shorts in the circuit, Corrosion or damage to electrical connectors.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code B0790 Chevrolet Description

The B0790 Chevrolet code indicates a problem with the transfer case neutral indicator circuit in the vehicle. The transfer case is an essential component that allows the driver to switch between two-wheel drive and four-wheel drive modes, depending on the driving conditions. The neutral indicator circuit is responsible for signaling to the driver when the transfer case is in neutral, which is crucial for proper operation.

OBDII Code B0790 Chevrolet - Transfer Case Neutral Indicator Circuit
B0790 Chevrolet Code - Transfer Case Neutral Indicator Circuit

Common Causes of B0790 Chevrolet

  1. Faulty transfer case neutral indicator switch
  2. Wiring issues or shorts in the circuit
  3. Corrosion or damage to electrical connectors
  4. Defective transfer case control module
  5. Mechanical issues with the transfer case itself

Symptoms of B0790 Chevrolet

  1. Transfer case neutral indicator light not working
  2. Difficulty shifting between drive modes
  3. Incorrect transfer case mode displayed on the dashboard
  4. Drivability issues such as vibrations or unusual noises while driving

How to Fix B0790 Chevrolet

  1. Begin by diagnosing the exact cause of the issue using a diagnostic scanner to read the code and pinpoint the problem area.
  2. Inspect the transfer case neutral indicator switch and wiring for any signs of damage or corrosion. Replace any faulty components as needed.
  3. Check the electrical connectors for a secure connection and repair or replace any damaged connectors.
  4. Test the transfer case control module for proper function and replace if necessary.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix B0790 Chevrolet

The cost of repairing the transfer case neutral indicator circuit can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the parts cost for this repair can range from $100 to $300, with labor costs adding an additional $100 to $200. Overall, the total repair cost could fall between $200 and $500. However, it is important to note that prices can vary based on the location, vehicle make and model, and labor rates of the auto repair shop. It is recommended to get a detailed quote from a local shop to determine the exact cost of the repair.

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Information for Specific Chevrolet Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B0790 Chevrolet Code

1. What are the common symptoms of OBDII code B0790 Chevrolet related to the Transfer Case Neutral Indicator Circuit?

- Common symptoms include the neutral indicator light on the dashboard not working or staying illuminated, difficulty shifting gears, and the transfer case not engaging properly.

2. What are the possible causes of OBDII code B0790 Chevrolet?

- The code B0790 Chevrolet can be triggered by issues such as a faulty neutral indicator switch, damaged wiring or connectors in the circuit, or a malfunctioning transfer case control module.

3. How can I diagnose the OBDII code B0790 Chevrolet issue?

- Diagnosing the B0790 code involves inspecting the neutral indicator switch, checking for damaged wiring or connectors, and using a diagnostic scanner to communicate with the transfer case control module for any error codes.

4. Can I drive my Chevrolet with the OBDII code B0790 active?

- It is not recommended to drive your Chevrolet with the B0790 code active, as it may lead to further damage to the transfer case system and affect the vehicle's drivability.

5. What are some repair tips for fixing the OBDII code B0790 Chevrolet issue?

- Repair tips include replacing the neutral indicator switch if faulty, repairing any damaged wiring or connectors in the circuit, and resetting the transfer case control module to clear the code.

6. How much does it typically cost to repair the OBDII code B0790 Chevrolet issue?

- The cost of repairs for the B0790 code can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

7. Can I reset the OBDII code B0790 Chevrolet without fixing the underlying issue?

- While you can clear the code temporarily by resetting the vehicle's computer, the code is likely to return if the underlying issue with the Transfer Case Neutral Indicator Circuit is not fixed.

8. Are there any preventive maintenance steps to avoid the OBDII code B0790 Chevrolet in the future?

- Regularly inspecting the transfer case system, checking for any signs of wear or damage, and addressing any issues promptly can help prevent the occurrence of the B0790 code in the future.

9. Is the OBDII code B0790 Chevrolet a common issue in Chevrolet vehicles?

- The B0790 code related to the Transfer Case Neutral Indicator Circuit can occur in Chevrolet vehicles with transfer case systems, especially in older models or those with high mileage.

10. Can I fix the OBDII code B0790 Chevrolet issue myself, or should I seek professional help?

- While some DIY enthusiasts may be able to diagnose and repair the B0790 code themselves, it is recommended to seek professional help, especially if dealing with complex electrical issues or module programming.

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