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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Fixed And MOVEABLE Window System >> Diagnostic Information and Procedures >> Rear Window Defogger Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Relay B+ 1 1 - -
Relay Control B0283 02 B0283 05 B0283 05 -
Rear Defogger Grid Control 1 1 2 -
Relay Ground - B0283 05 - -
Rear Defogger Grid Ground - 1 - -
1. Rear Defogger Inoperative
2. Rear Defogger Always ON
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