There are 1 owner-reported fuel system complaints for the 2018 GMC Acadiain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2018 GMC Acadia. The contact stated that while driving at 60 MPH, the reduced engine power message was displayed. The RPM increased to high, and the engine revved. The accelerator pedal was depressed, but the vehicle failed to respond as needed. The contact stated that the failure was related to NHTSA Campaign Number: 18V358000 (Fuel System, Gasoline). The vehicle was taken to the local dealer, where it was determined that the high-pressure fuel pump needed to be replaced. The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was approximately 98,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026