B3794:08 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado Description
What are the Possible Causes of the DTC B3794:08 2018 Chevrolet Silverado?
- 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 2018 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 B3794:08 2018 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 B3794:08 2018 Chevrolet Silverado code?
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Frequently Asked Questions about B3794:08 2018 Chevrolet Silverado Code
1. What does OBDII code B3794:08 mean on a 2018 Chevrolet Silverado?
Code B3794:08 indicates a fault in the Cruise Control Function Request Circuit, with ":08" signifying a signal or circuit issue.
2. What are common symptoms of code B3794:08 in a Chevrolet Silverado?
Symptoms include the cruise control not engaging, intermittent function, or the cruise control light remaining off.
3. What causes the B3794:08 code to appear in the 2018 Silverado?
Common causes include a faulty cruise control switch, damaged wiring, poor connections, or a malfunctioning body control module (BCM).
4. How can I diagnose the B3794:08 code in my Silverado?
Use a diagnostic scan tool to confirm the code, inspect the cruise control switch, check for damaged or corroded wiring, and test circuit continuity.
5. Can I still drive my Silverado with the B3794:08 code?
Yes, the truck is still drivable, but cruise control functionality will likely be impaired.
6. How do I fix the B3794:08 code on a 2018 Chevrolet Silverado?
Repairs may involve replacing the cruise control switch, repairing damaged wiring, or ensuring proper connections in the circuit.
7. Is the B3794:08 code related to other systems in the vehicle?
Yes, it may involve the Body Control Module (BCM), which manages various electronic functions, including cruise control.
8. How much does it cost to repair the B3794:08 code issue?
Repair costs vary but typically range between $100 and $300, depending on whether the issue is wiring-related or requires component replacement.
9. Can a dead battery cause the B3794:08 code to appear?
A dead or weak battery can sometimes cause electronic faults, but it’s not a common cause for this specific code.
10. Will clearing the code B3794:08 fix the problem?
Clearing the code may temporarily reset it, but the underlying issue must be resolved to prevent it from returning.
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