AutoCodes – Chevrolet – B0283 2014 Chevrolet Silverado

B0283 2014 Chevrolet Silverado Code - Electric Rear Defrost Circuit Malfunction

Quick Answer

When the rear heated rear window switch is pressed and the engine is running, the rear window defogger grid will activate and will turn off automatically depending upon the vehicle's speed. Common causes include Faulty Rear Defogger Relay, Rear Defogger Relay harness is open or shorted, Rear Defogger Relay circuit poor electrical connection. 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: B0283 2014 Chevrolet Silverado indicates Electric Rear Defrost Circuit Malfunction.
Common causes: Common causes include Faulty Rear Defogger Relay, Rear Defogger Relay harness is open or shorted, Rear Defogger Relay circuit poor electrical connection.
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.

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Code Popularity 374

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 12, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B0283 2014 Chevrolet Silverado Description

When the rear heated rear window switch is pressed and the engine is running, the rear window defogger grid will activate and will turn off automatically depending upon the vehicle's speed. The Heating, Ventilation, and Air Conditioning (HVAC) Control Module monitors the voltage level on the supply voltage circuit of the rear window defogger. The HVAC tests the supply voltage circuit of the rear window defogger every 160 milliseconds. With the rear window defogger inactive, the supply voltage circuit of the rear window defogger will have no voltage present. With the rear window defogger active, the supply voltage circuit of the rear window defogger will be near the system voltage.

OBDII Code B0283 2014 Chevrolet Silverado - Electric Rear Defrost Circuit Malfunction - AutoCodes.com — B0283 2014 Chevrolet Silverado Code - Electric Rear Defrost Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC B0283 2014 Chevrolet Silverado?

Faulty Rear Defogger Relay
Rear Defogger Relay harness is open or shorted
Rear Defogger Relay circuit poor electrical connection
Faulty Heating, Ventilation, and Air Conditioning (HVAC) Control Module

How to Fix the DTC B0283 2014 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 B0283 2014 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 B0283 2014 Chevrolet Silverado code?

Need more information on how to fix the B0283 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0283 2014 Chevrolet Silverado 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 B0283 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B0283 in a 2014 Chevrolet Silverado?

- Common symptoms include the rear defroster not working, a flashing light on the rear defrost switch, or a message displayed on the vehicle's dashboard.

2. What causes the Electric Rear Defrost Circuit Malfunction code (B0283) in a 2014 Chevrolet Silverado?

- The code B0283 is typically triggered by a fault in the rear defrost circuit, which could be caused by a damaged defrost grid, a faulty defrost switch, a blown fuse, or a wiring issue.

3. How can I diagnose the Electric Rear Defrost Circuit Malfunction in my 2014 Chevrolet Silverado?

- To diagnose code B0283, you can start by visually inspecting the rear defrost grid for any visible damage, checking the fuse related to the defroster, and testing the defrost switch for proper functionality.

4. Can I continue driving my 2014 Chevrolet Silverado with the B0283 code?

- While the code B0283 may not affect the drivability of the vehicle, it is important to address the issue promptly to ensure clear visibility through the rear window, especially in cold or humid conditions.

5. How can I repair the Electric Rear Defrost Circuit Malfunction in my 2014 Chevrolet Silverado?

- Repairing code B0283 may involve repairing or replacing the damaged defrost grid, fixing any wiring issues, replacing a faulty defrost switch, or addressing any blown fuses related to the rear defroster.

6. Is it possible to reset the B0283 code without repairing the issue in a 2014 Chevrolet Silverado?

- While you can clear the code temporarily, it is recommended to address the root cause of the issue to prevent the code from reoccurring and ensure the proper functioning of the rear defrost system.

7. How much does it typically cost to repair the Electric Rear Defrost Circuit Malfunction in a 2014 Chevrolet Silverado?

- The cost of repairing code B0283 can vary depending on the specific issue causing the malfunction, but it may involve replacing the defrost grid, fixing wiring problems, or replacing components like the defrost switch.

8. Can extreme weather conditions contribute to triggering the B0283 code in a 2014 Chevrolet Silverado?

- Yes, extreme weather conditions like ice, snow, or heavy humidity can potentially exacerbate issues with the rear defrost system, leading to the triggering of code B0283 in a 2014 Chevrolet Silverado.

9. Are there any preventive maintenance tips to avoid the Electric Rear Defrost Circuit Malfunction in a 2014 Chevrolet Silverado?

- Regularly inspecting the rear defrost grid for damage, ensuring proper functioning of the defrost switch, and addressing any electrical issues promptly can help prevent the occurrence of code B0283 in your 2014 Chevrolet Silverado.

10. Can a DIY enthusiast repair the Electric Rear Defrost Circuit Malfunction in a 2014 Chevrolet Silverado?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to address minor issues related to code B0283, such as replacing a fuse or checking for visible damage on the defrost grid. However, more complex repairs may require professional assistance.