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I got the code B0283 on my 2003 GMC Duramax Diesel 6.6L, what is this issue?

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I got the code B0283 on my 2003 GMC Duramax Diesel 6.6L, what is this issue? What is the problem?

Vehicle: 2003 GMC Duramax Diesel 6.6L

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The B0283 code means there is a problem with the Electric Rear Defrost circuit. Here is the link to the code page with more information.

B0283 GMC Code - Electric Rear Defrost Circuit Malfunction
Read more: https://www.autocodes.com/b0283_gmc.html

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