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B0212 Chevrolet Code - Rear Blower Motor Speed Open

Quick Answer

The B0212 code for Chevrolet vehicles indicates a problem with the rear blower motor speed circuit being open. Common causes include Damaged wiring or connections in the rear blower motor speed circuit, Faulty rear blower motor resistor, Blown fuse related to the rear blower motor circuit. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0212 Chevrolet indicates Rear Blower Motor Speed Open.
Common causes
Common causes include Damaged wiring or connections in the rear blower motor speed circuit, Faulty rear blower motor resistor, Blown fuse related to the rear blower motor circuit.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code B0212 Chevrolet Description

The B0212 code for Chevrolet vehicles indicates a problem with the rear blower motor speed circuit being open. This means that the rear blower motor is not functioning properly, which can lead to issues with the vehicle's heating, ventilation, and air conditioning (HVAC) system. The blower motor is responsible for circulating air throughout the cabin, especially in the rear of the vehicle, ensuring proper temperature control and ventilation for passengers.

OBDII Code B0212 Chevrolet - Rear Blower Motor Speed Open
B0212 Chevrolet Code - Rear Blower Motor Speed Open

Common Causes of B0212 Chevrolet

  1. Damaged wiring or connections in the rear blower motor speed circuit
  2. Faulty rear blower motor resistor
  3. Blown fuse related to the rear blower motor circuit
  4. Defective rear blower motor

Symptoms of B0212 Chevrolet

  1. Lack of airflow in the rear of the vehicle
  2. Inconsistent airflow from the rear vents
  3. Unusual noises coming from the rear blower motor
  4. Inability to control the rear blower motor speed

How to Fix B0212 Chevrolet

  1. Begin by inspecting the wiring and connections related to the rear blower motor speed circuit. Look for any damaged wires or loose connections and repair or replace them as needed.
  2. Check the rear blower motor resistor for any signs of damage or malfunction. Replace the resistor if necessary.
  3. Test the rear blower motor to ensure it is functioning properly. Replace the blower motor if it is defective.
  4. Reset the trouble codes and test the HVAC system to verify that the issue has been resolved.
  5. If the problem persists, consult a professional mechanic for further diagnosis and repair.

Cost to Fix B0212 Chevrolet

The typical repair costs for addressing the B0212 code on a Chevrolet vehicle can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Additional costs may apply if further diagnosis or repairs are needed. Be sure to consult with a reputable mechanic to get an accurate estimate for your specific vehicle.

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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 B0212 Chevrolet Code

1. What are the common symptoms of OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

The common symptoms include the rear blower motor not working, lack of airflow from rear vents, and potential issues with rear climate control.

2. What causes the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

This code is typically caused by a malfunction in the rear blower motor speed control circuit, a faulty rear blower motor, or damaged wiring in the rear blower motor system.

3. How can I diagnose the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

Diagnosing this code involves checking the rear blower motor fuse, testing the rear blower motor for proper operation, and inspecting the wiring and connectors in the rear blower motor system.

4. Can I drive my Chevrolet with the OBDII code B0212 (Rear Blower Motor Speed Open)?

It is not recommended to drive your Chevrolet with this code active, as it can lead to discomfort for rear passengers and potential issues with the HVAC system.

5. How can I repair the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

Repairing this code may involve replacing the rear blower motor, repairing or replacing damaged wiring, or addressing any issues with the rear blower motor speed control circuit.

6. Is the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open) a serious issue?

While this code may not affect the overall drivability of the vehicle, it can impact the comfort of rear passengers and should be addressed to ensure proper HVAC system functionality.

7. Are there any DIY tips for fixing the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

If you are familiar with automotive electrical systems, you may be able to troubleshoot the issue by inspecting the rear blower motor and its connections for any visible damage or issues.

8. How much does it cost to repair the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

The cost of repairing this code can vary depending on the specific issue, but it may involve replacing the rear blower motor, which can range from $100 to $300, plus labor costs.

9. Can a mechanic reset the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open)?

A mechanic can diagnose the issue causing the code and reset it after the necessary repairs have been made to ensure the problem is resolved.

10. Will the OBDII code B0212 Chevrolet (Rear Blower Motor Speed Open) turn off on its own?

If the underlying issue causing the code is not resolved, the code will likely persist until the problem is fixed. It is best to address the root cause to turn off the code.

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