U1137 Chevrolet Code - Lost Communications With Digital Radio Receiver
Quick Answer
The U1137 code for Chevrolet vehicles indicates that there has been a communication failure between the vehicle's onboard computer system and the digital radio receiver. Common causes include Faulty digital radio receiver unit, Loose or damaged wiring connections between the radio receiver and the vehicle's computer, Corrosion or damage to the communication bus lines. 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
- U1137 Chevrolet indicates Lost Communications With Digital Radio Receiver.
- Common causes
- Common causes include Faulty digital radio receiver unit, Loose or damaged wiring connections between the radio receiver and the vehicle's computer, Corrosion or damage to the communication bus lines.
- 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 U1137 Chevrolet Description
The U1137 code for Chevrolet vehicles indicates that there has been a communication failure between the vehicle's onboard computer system and the digital radio receiver. This can lead to a loss of functionality in the radio system, including the inability to tune into radio stations, access satellite radio, or use other audio features. The digital radio receiver is responsible for receiving and decoding radio signals, so a communication breakdown with the vehicle's computer can disrupt this process.
Common Causes of U1137 Chevrolet
- Faulty digital radio receiver unit.
- Loose or damaged wiring connections between the radio receiver and the vehicle's computer.
- Corrosion or damage to the communication bus lines.
- Software glitches or programming errors within the vehicle's computer system.
- Electrical interference from aftermarket accessories or modifications.
Symptoms of U1137 Chevrolet
- Loss of radio reception or inability to tune into radio stations.
- Inability to access satellite radio or other digital audio features.
- Navigation system malfunctions or loss of GPS signal.
- Communication system errors or loss of connectivity with external devices.
- Illumination of the check engine light on the dashboard.
How to Fix U1137 Chevrolet
- Begin by conducting a thorough visual inspection of the wiring connections between the digital radio receiver and the vehicle's computer. Look for any signs of damage, corrosion, or loose connections. Repair or replace any faulty wiring as needed.
- Use a diagnostic scanner to retrieve the trouble codes stored in the vehicle's computer system. Clear the codes and retest the system to see if the U1137 code returns.
- If the code persists, test the digital radio receiver unit for proper functionality. Replace the receiver if it is found to be faulty.
- Check the communication bus lines for any signs of damage or interference. Repair or replace any damaged components to restore proper communication between the radio receiver and the vehicle's computer.
- Finally, retest the system to ensure that the U1137 code has been successfully resolved and that all audio and communication functions are working correctly.
Cost to Fix U1137 Chevrolet
The typical repair costs for addressing a U1137 code in a Chevrolet vehicle can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, replacing a faulty digital radio receiver unit can cost between $200 and $500, including parts and labor. However, additional costs may apply if wiring repairs or other diagnostic procedures are required.
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Frequently Asked Questions about U1137 Chevrolet Code
1. What are the common symptoms of OBDII code U1137 on a Chevrolet related to lost communications with the digital radio receiver?
- Common symptoms include the digital radio not working, loss of sound, and issues with radio controls.
2. What are some possible causes of OBDII code U1137 indicating lost communications with the digital radio receiver in a Chevrolet?
- Possible causes include a faulty digital radio receiver, damaged wiring or connectors, or a communication network issue.
3. How can I diagnose the cause of OBDII code U1137 on my Chevrolet for lost communications with the digital radio receiver?
- Diagnose by checking the digital radio receiver for power and ground, inspecting wiring for damage, and using a scan tool to check for communication faults.
4. Can a DIY enthusiast repair OBDII code U1137 on a Chevrolet related to lost communications with the digital radio receiver?
- Depending on the cause, a DIY enthusiast may be able to repair this issue by checking and repairing wiring, replacing the digital radio receiver, or resetting the communication network.
5. Is it safe to continue driving with OBDII code U1137 on a Chevrolet indicating lost communications with the digital radio receiver?
- It is generally safe to drive, but it's recommended to address the issue promptly to restore proper function of the digital radio system.
6. Are there any simple troubleshooting steps I can take for OBDII code U1137 on my Chevrolet before seeking professional help?
- Yes, you can start by checking the fuse related to the digital radio system, ensuring all connectors are securely attached, and resetting the radio system.
7. How much does it typically cost to repair OBDII code U1137 on a Chevrolet due to lost communications with the digital radio receiver?
- Repair costs can vary depending on the specific cause, but it may involve costs for parts such as a new digital radio receiver and labor for diagnosis and installation.
8. Will resetting the OBDII code U1137 on my Chevrolet fix the issue of lost communications with the digital radio receiver?
- Resetting the code may temporarily clear the error, but if the underlying issue is not addressed, the code is likely to return. Proper diagnosis and repair are recommended.
9. Can extreme weather conditions cause OBDII code U1137 for lost communications with the digital radio receiver on a Chevrolet?
- Yes, extreme temperature fluctuations or moisture exposure can potentially lead to communication issues with the digital radio receiver, triggering this code.
10. Will disconnecting the battery reset OBDII code U1137 related to lost communications with the digital radio receiver on a Chevrolet?
- Disconnecting the battery may reset the code, but it is essential to diagnose and repair the root cause to prevent the issue from recurring.
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