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Spark LT, Automatic CVT Trans
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Section 25 (Data Communication System)
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Diagnostic Information and Procedures
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DTC U1814
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Diagnostic Fault Information
Diagnostic Fault Information
WARNING:
This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. 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
Ignition
U1814 02*
U0100-U02FF
-
-
* Vehicle may not start.