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Home >> Chevrolet >> 2009 >> Chevy Express G2500, Van Cargo Extended, 6.0 K >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U2099 >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
High Speed GMLAN Serial Data Wake Up U2099, U0100-U0299 U2099, U0100-U0299 U0100-U02991 -
1 History only. If cleared the DTC will return after several ignition cycles.
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