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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sunroof System >> Diagnostic Information and Procedures >> DTC B3664: Sunroof Position Select Switch >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Sunroof Position Select Switch Signal B3664 02 B3664 05 B3664 05 -
Sunroof Position Select Switch Low Reference - 1 1 -
1. Power Sunroof Malfunction