AutoCodes – Chevrolet – B3094 Chevrolet

B3094 Chevrolet Code - No Response From PCM Received

Quick Answer

The Body Control Module (BCM) receives a vehicle security powertrain status message from the Powertrain Control Module (PCM) through the Class 2 serial data link when turning the ignition switch ON. Common causes include Faulty Powertrain Control Module (PCM), Powertrain Control Module (PCM) harness is open or shorted, Powertrain Control Module (PCM) 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: B3094 Chevrolet indicates No Response From PCM Received.
Common causes: Common causes include Faulty Powertrain Control Module (PCM), Powertrain Control Module (PCM) harness is open or shorted, Powertrain Control Module (PCM) 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 785

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 Mar 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B3094 Chevrolet Description

The Body Control Module (BCM) receives a vehicle security powertrain status message from the Powertrain Control Module (PCM) through the Class 2 serial data link when turning the ignition switch ON. The BCM sets Diagnostic Trouble Code (DTC) B3094 when the BCM does not receive a vehicle security powertrain status message from the PCM within one minute of turning the ignition switch ON.

OBDII Code B3094 Chevrolet - No Response From PCM Received - AutoCodes.com — B3094 Chevrolet Code - No Response From PCM Received

What does this mean?

What are the Possible Causes of the DTC B3094 Chevrolet?

Faulty Powertrain Control Module (PCM)
Powertrain Control Module (PCM) harness is open or shorted
Powertrain Control Module (PCM) circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B3094 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 B3094 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.

Need more information about the B3094 Chevrolet code?

Need more information on how to fix the B3094 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3094 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 B3094 Chevrolet Code

1. What are the common symptoms of OBDII code B3094 in a Chevrolet vehicle?

- Common symptoms include the check engine light being illuminated, rough idling, poor engine performance, and issues with starting the vehicle.

2. What does the OBDII code B3094 "No Response From PCM Received" mean for a Chevrolet?

- This code indicates a communication problem between the diagnostic tool and the Powertrain Control Module (PCM) in the vehicle.

3. What are the possible causes of OBDII code B3094 in a Chevrolet?

- Possible causes include a faulty PCM, damaged wiring or connectors, a software glitch, or a problem with the diagnostic tool being used.

4. How can I diagnose the issue related to OBDII code B3094 in my Chevrolet?

- To diagnose the issue, you can start by checking the wiring and connectors for any visible damage, ensuring the diagnostic tool is properly connected, and performing a PCM reset.

5. Is it safe to continue driving my Chevrolet with OBDII code B3094 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential performance issues and further damage to the PCM.

6. Can I reset the OBDII code B3094 in my Chevrolet on my own?

- While you can attempt to reset the code using a diagnostic tool, it is important to address the root cause of the issue to prevent the code from reappearing.

7. How much does it typically cost to repair OBDII code B3094 in a Chevrolet?

- The cost of repair can vary depending on the underlying cause, but it may involve replacing the PCM, repairing wiring or connectors, or reprogramming the software, potentially ranging from $200 to $800 or more.

8. Are there any common DIY repair tips for OBDII code B3094 in a Chevrolet?

- DIY repair tips include checking and repairing any damaged wiring, ensuring all connections are secure, and performing a PCM reset to see if the code clears.

9. Can a mechanic help diagnose and repair OBDII code B3094 in my Chevrolet?

- Yes, a qualified mechanic with diagnostic tools and experience working on Chevrolet vehicles can help diagnose the issue and recommend the necessary repairs to fix the code.

10. How long does it typically take to repair OBDII code B3094 in a Chevrolet?

- The repair time can vary depending on the exact cause of the issue, but it may take a few hours to a full day to diagnose, repair, and test the vehicle to ensure the problem is resolved.