DTC Descriptors
WARNING: This page is about a different car, the 2017 GMC Acadia Limited, 2017 Chevrolet Traverse, and 2017 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
- DTC U18A2
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Lost Communication with Fuel Pump Driver Control Module
For symptom byte information, refer to Symptom Byte List .