Action Taken When the DTC Sets
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.
North America and Korea
- DTCs P0237 and P0238 are Type A DTCs.
- Malfunction Indicator Lamp may illuminate
- The ECM will disable boost control and limit the system to mechanical boost only, resulting in a substantial decrease in engine power.
All other Regions
- DTCs P0237 and P0238 are Type C DTCs.
- Service Vehicle Soon indicator may illuminate.
- The ECM will disable boost control and limit the system to mechanical boost only, resulting in a substantial decrease in engine power.