B3794 Chevrolet 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 Chevrolet 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 Chevrolet Description
What are the Possible Causes of the DTC B3794 Chevrolet?
- 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 Chevrolet?
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 Chevrolet 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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Information for Specific Chevrolet Models
- B3794 2014 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:08 2014 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:61 2014 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:08 2015 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:61 2015 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794 2015 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794 2016 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:08 2016 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:61 2016 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794 2017 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:08 2017 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:61 2017 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794 2018 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:08 2018 Chevrolet Silverado — Cruise Control Function Request Circuit
- B3794:61 2018 Chevrolet Silverado — Cruise Control Function Request Circuit
Frequently Asked Questions about B3794 Chevrolet Code
What does the OBDII code B3794 mean on a Chevrolet?
1. The B3794 code indicates a fault in the Cruise Control Function Request Circuit, which relates to the communication between the cruise control switch and the vehicle's control module. 2.
What are the common symptoms of code B3794 in a Chevrolet?
Common symptoms include the cruise control not engaging, cruise control turning off unexpectedly, or the cruise control indicator light not functioning properly. 3.
What causes the B3794 code to appear on a Chevrolet?
The code can be triggered by a faulty cruise control switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module (BCM). 4.
Can I still drive my Chevrolet with the B3794 code?
Yes, you can typically drive with this code, but the cruise control system may not work until the issue is resolved. 5.
How do I diagnose the B3794 code on my Chevrolet?
Start by inspecting the cruise control switch for damage or wear, checking the wiring and connectors in the circuit for continuity, and using a scan tool to monitor the cruise control signal. 6.
What tools are needed to fix the B3794 code on a Chevrolet?
You may need a digital multimeter, a scan tool with live data capabilities, and basic hand tools for inspecting and repairing wiring or replacing components. 7.
How can I fix the B3794 code on my Chevrolet?
Repairs may include replacing the cruise control switch, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the body control module if necessary. 8.
Is the B3794 code common in Chevrolet vehicles?
While not extremely common, it can occur in Chevrolet models with faulty cruise control systems, especially in older vehicles or those with high mileage. 9.
How much does it cost to fix the B3794 code on a Chevrolet?
Repair costs can vary depending on the issue, ranging from $50 to $300 for a cruise control switch replacement or wiring repairs, and up to $500+ if the BCM needs replacement or reprogramming. 10.
Can a faulty cruise control switch alone cause the B3794 code?
Yes, a faulty cruise control switch is a common cause of the B3794 code, as it can prevent proper communication with the BCM.
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