B3794 2017 Chevrolet Silverado Code - Cruise Control Function Request Circuit
Quick Answer
The B3794 diagnostic trouble code (DTC) for the 2017 Chevrolet Silverado relates to the Cruise Control Function Request Circuit. Common causes include Damaged wiring or connectors in the cruise control circuit, Faulty cruise control switch, Malfunctioning control module. 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
- B3794 2017 Chevrolet Silverado indicates Cruise Control Function Request Circuit.
- Common causes
- Common causes include Damaged wiring or connectors in the cruise control circuit, Faulty cruise control switch, Malfunctioning control module.
- 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 B3794 2017 Chevrolet Silverado Description
The B3794 diagnostic trouble code (DTC) for the 2017 Chevrolet Silverado relates to the Cruise Control Function Request Circuit. This code indicates that there is a malfunction in the circuit responsible for transmitting signals from the cruise control system to the engine control module (ECM). The cruise control system allows the driver to set a desired speed for the vehicle to maintain automatically, enhancing driving comfort and reducing driver fatigue on long trips.
Common Causes of B3794 2017 Chevrolet Silverado
- Damaged wiring or connectors in the cruise control circuit
- Faulty cruise control switch
- Malfunctioning control module
- ECM communication issues
- Software glitches in the cruise control system
Symptoms of B3794 2017 Chevrolet Silverado
- Inoperative cruise control system
- Cruise control light flashing on the dashboard
- Engine speed fluctuations when attempting to engage cruise control
- Check Engine Light (CEL) illuminated
How to Fix B3794 2017 Chevrolet Silverado
- Inspect wiring and connectors for damage or corrosion
- Test cruise control switch functionality
- Check control module for proper operation
- Verify ECM communication with cruise control system
- Clear DTC and reset system after repairs
Cost to Fix B3794 2017 Chevrolet Silverado
The cost of repairing the Cruise Control Function Request Circuit issue can vary depending on the specific cause of the problem and the extent of repairs needed. In general, the cost can range from $100 to $500, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can fluctuate based on location, vehicle make and model, and other factors. It's recommended to obtain quotes from local shops for a more accurate estimate.
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Frequently Asked Questions about B3794 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code B3794 in a 2017 Chevrolet Silverado related to the Cruise Control Function Request Circuit?
- The common symptoms include the cruise control system being inoperative or malfunctioning, with the cruise control light on the dashboard staying illuminated.
2. What are the possible causes of OBDII code B3794 in a 2017 Chevrolet Silverado?
- Possible causes can include a faulty cruise control switch, a malfunctioning cruise control module, wiring issues, or a problem with the vehicle's ECM.
3. How can I diagnose the Cruise Control Function Request Circuit issue causing OBDII code B3794 in my 2017 Chevrolet Silverado?
- A thorough inspection of the cruise control system components, checking for loose or damaged wiring, and using a diagnostic scanner to retrieve trouble codes can help diagnose the issue.
4. Can I still drive my 2017 Chevrolet Silverado with OBDII code B3794 related to the Cruise Control Function Request Circuit?
- While the vehicle is generally safe to drive with this code, it is recommended to address the issue promptly to ensure the proper functioning of the cruise control system.
5. What are some repair tips for resolving OBDII code B3794 in a 2017 Chevrolet Silverado?
- Repair tips may include checking and repairing any damaged wiring, replacing a faulty cruise control switch or module, and clearing the trouble code with a diagnostic scanner.
6. Is it possible to reset OBDII code B3794 in a 2017 Chevrolet Silverado without repairing the issue?
- While it is possible to clear the trouble code temporarily, it is important to address the underlying problem to prevent the code from reoccurring and ensure the cruise control system functions correctly.
7. Can a DIY enthusiast without advanced automotive knowledge fix OBDII code B3794 in a 2017 Chevrolet Silverado?
- Depending on the specific issue causing the code, some simple repairs like checking and securing wiring connections can be performed by a DIY enthusiast. However, more complex issues may require professional assistance.
8. How much can I expect to pay for repairs related to OBDII code B3794 in a 2017 Chevrolet Silverado?
- The cost of repairs can vary depending on the root cause of the issue and whether it can be resolved with simple fixes like repairing wiring or if components need to be replaced. It is advisable to consult a mechanic for an accurate estimate.
9. Will fixing OBDII code B3794 in a 2017 Chevrolet Silverado improve fuel efficiency?
- While resolving the issue related to the Cruise Control Function Request Circuit may not directly impact fuel efficiency, ensuring the proper functioning of the cruise control system can help maintain consistent speeds, which can contribute to better fuel economy.
10. What should I do if OBDII code B3794 persists in my 2017 Chevrolet Silverado after repairs?
- If the trouble code persists after repairs, it may indicate that the underlying issue was not fully resolved. In such cases, it is recommended to recheck the components and wiring related to the cruise control system to identify any remaining problems.
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