B3794:08 2017 GMC Sierra Code - Cruise Control Function Request Circuit
Quick Answer
The Cruise Control Switch is an input to the Body Control Module (BCM). Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch 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
- B3794:08 2017 GMC Sierra indicates Cruise Control Function Request Circuit.
- Common causes
- Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch 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 B3794:08 2017 GMC Sierra Description
What are the Possible Causes of the DTC B3794:08 2017 GMC Sierra?
- Faulty Cruise Control Switch
- Cruise Control Switch harness is open or shorted
- Cruise Control Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B3794:08 2017 GMC Sierra?
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 B3794:08 2017 GMC Sierra 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 B3794:08 2017 GMC Sierra Code
1. What does OBDII code B3794:08 on a 2017 GMC Sierra refer to?
The code B3794:08 signifies a Cruise Control Function Request Circuit issue in the vehicle.
2. What are some common symptoms of a Cruise Control Function Request Circuit problem in a 2017 GMC Sierra?
Common symptoms may include the cruise control system not engaging or maintaining speed, illuminated warning lights on the dashboard, and potential loss of cruise control functionality.
3. What could cause the Cruise Control Function Request Circuit trouble code to trigger on a 2017 GMC Sierra?
Possible causes may include a faulty cruise control switch, damaged wiring or connectors in the cruise control system, or a malfunctioning cruise control module.
4. How can I diagnose the Cruise Control Function Request Circuit issue on my 2017 GMC Sierra?
Diagnosis typically involves using an OBDII scanner to retrieve the specific trouble code, visually inspecting the cruise control components for visible damage, and testing the cruise control system's electrical connections.
5. Is it safe to continue driving my 2017 GMC Sierra with the B3794:08 code related to the Cruise Control Function Request Circuit?
It is generally safe to drive the vehicle, but it is recommended to address the issue promptly to avoid potential inconvenience of a malfunctioning cruise control system.
6. Can I repair the Cruise Control Function Request Circuit problem in my 2017 GMC Sierra myself?
Depending on your automotive repair skills, you may be able to repair the issue yourself by replacing faulty components like the cruise control switch or repairing damaged wiring. However, professional assistance may be necessary for more complex repairs.
7. How much does it typically cost to fix the Cruise Control Function Request Circuit issue on a 2017 GMC Sierra?
The cost of repairs can vary depending on the exact cause of the problem and whether you choose to address it yourself or take the vehicle to a professional mechanic. Costs may range from a few hundred to a thousand dollars.
8. Are there any preventive maintenance tips to avoid the Cruise Control Function Request Circuit problem in a 2017 GMC Sierra?
Regularly inspecting the cruise control system components for wear and tear, promptly addressing any issues with the cruise control functionality, and ensuring proper maintenance of the vehicle's electrical system can help prevent such problems.
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