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Home >> Buick >> 2020 >> Enclave Premium, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Data Communications - Diagnostic Information And Procedures (2 Of 2) >> Diagnostic Information and Procedures >> Scan Tool Does Not Communicate with Gateway Isolated Low Speed GMLAN Device >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Gateway Isolated Low Speed GMLAN Serial Data
or Low Speed GMLAN Serial Data #2 (Circuit #1102)
1 U0100-U02FF 1 -
1. No communication with gateway isolated low speed GMLAN device, except K56 Serial Data Gateway Module.