AutoCodes – Chevrolet – B0997 2018 Chevrolet Silverado

B0997 2018 Chevrolet Silverado Code - Auxiliary Electronic Control Unit Performance

Quick Answer

The Info Display Module monitors itself for internal failures and reports its condition to the Human Machine Interface Control Module when requested. Common causes include Faulty Info Display Module (Radio Controls) (Radio Assembly), Info Display Module harness is open or shorted, Info Display Module 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: B0997 2018 Chevrolet Silverado indicates Auxiliary Electronic Control Unit Performance.
Common causes: Common causes include Faulty Info Display Module (Radio Controls) (Radio Assembly), Info Display Module harness is open or shorted, Info Display Module 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.

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Code Popularity 273

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 04, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B0997 2018 Chevrolet Silverado Description

The Info Display Module monitors itself for internal failures and reports its condition to the Human Machine Interface Control Module when requested. The info display also reports electronic identification information when requested. The Diagnostic Trouble Code (DTC) will be set if the Info Display Module has reported identification information that differs from the information calibrated in the Human Machine Interface Control Module or if the Info Display Module reports an internal malfunction.
*The Info Display Module and radio controls can be separate components from the radio or combined with the radio into one assembly.

OBDII Code B0997 2018 Chevrolet Silverado - Auxiliary Electronic Control Unit Performance - AutoCodes.com — B0997 2018 Chevrolet Silverado Code - Auxiliary Electronic Control Unit Performance

What does this mean?

What are the Possible Causes of the DTC B0997 2018 Chevrolet Silverado?

Faulty Info Display Module (Radio Controls) (Radio Assembly)
Info Display Module harness is open or shorted
Info Display Module circuit poor electrical connection

How to Fix the DTC B0997 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 B0997 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 B0997 2018 Chevrolet Silverado code?

Need more information on how to fix the B0997 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B0997 2018 Chevrolet Silverado Code

1. What are common symptoms of OBDII code B0997 in a 2018 Chevrolet Silverado?

- Common symptoms include issues with the vehicle's auxiliary electronic control unit (ECU), such as abnormal behavior of electronic components or systems.

2. What does OBDII code B0997 indicate in a 2018 Chevrolet Silverado?

- OBDII code B0997 indicates a performance issue with the auxiliary electronic control unit (ECU) in the vehicle.

3. What are possible causes of OBDII code B0997 in a 2018 Chevrolet Silverado?

- Possible causes of OBDII code B0997 can include faulty wiring, a malfunctioning auxiliary ECU, or a communication error between the ECU and other vehicle systems.

4. How can I diagnose OBDII code B0997 in my 2018 Chevrolet Silverado?

- Diagnosing OBDII code B0997 typically involves using a diagnostic scanner to retrieve the code and then conducting further testing to pinpoint the exact cause of the issue.

5. Is it safe to continue driving with OBDII code B0997 in a 2018 Chevrolet Silverado?

- It is generally not recommended to continue driving with OBDII code B0997 present, as it can lead to further electrical or performance issues in the vehicle.

6. Can OBDII code B0997 in a 2018 Chevrolet Silverado be fixed at home?

- Depending on the cause of the code, some repairs related to OBDII code B0997 may be possible to perform at home, such as checking and repairing wiring connections.

7. How much does it typically cost to repair OBDII code B0997 in a 2018 Chevrolet Silverado?

- The cost of repairing OBDII code B0997 can vary depending on the exact cause of the issue, but it may involve expenses for parts and labor at a repair shop.

8. Are there any common troubleshooting steps for OBDII code B0997 in a 2018 Chevrolet Silverado?

- Common troubleshooting steps for OBDII code B0997 may include checking the auxiliary ECU connections, inspecting wiring for damage, and scanning for any other related trouble codes.

9. Can OBDII code B0997 in a 2018 Chevrolet Silverado cause other problems in the vehicle?

- OBDII code B0997 itself may not cause direct drivability issues, but if left unresolved, it can potentially lead to malfunctions in other electronic systems of the vehicle.

10. How important is it to address OBDII code B0997 promptly in a 2018 Chevrolet Silverado?

- It is important to address OBDII code B0997 promptly to prevent further damage to electronic components and ensure the vehicle operates safely and efficiently.