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Home >> Buick >> 1999 >> Regal LS >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Analog >> Diagnostic Tests >> DTC U1096: Class 2 TXD Failure (Failed To Transmit 3 Times) >> Diagnostic Aids

Diagnostic Aids

The following conditions may cause an intermittent DTC: RF interference induced into class 2 serial data line, illegal tampering with instrument cluster, or improperly installed aftermarket equipment.