Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
- P0234 and P0299 are Type A DTCs with emission package RPOs NT7, NU5, and NQL.
- The ECM will disable boost control and limit the system to mechanical boost only, resulting in a substantial decrease in engine power.