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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 474 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U2099: High Speed Communication Enable Circuit >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
High Speed GMLAN Serial Data Wake Up U2099, U0100-U02991 U0100-U0299 U0100-U02992 -
1 Vehicle will not start.
2 History only. If cleared the DTC will return after several ignition cycles.