Engine-Codes - Chevrolet - B0283 2015 Chevrolet Silverado

B0283 2015 Chevrolet Silverado Code - Electric Rear Defrost Circuit Malfunction

- Code Popularity: 123 Views
- Repair Importance Level: 1/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC B0283 2015 Chevrolet Silverado?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • 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
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How to Fix the DTC B0283 2015 Chevrolet Silverado?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B0283 2015 Chevrolet Silverado code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B0283 2015 Chevrolet Silverado Code Mean?

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.

B0283 2015 Chevrolet Silverado Code - Electric Rear Defrost Circuit Malfunction

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