There are 2 owner-reported fuel system complaints for the 2021 Chevrolet Coloradoin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2021 Chevrolet Colorado. The contact stated that while driving 45 MPH, the vehicle started hesitating, with several unknown warning lights illuminated. The vehicle immediately started to decelerate and failed to exceed 25 MPH. The contact moved over to the right lane and continued to drive until arriving at an independent mechanic shop. The mechanic diagnosed the vehicle and determined that the fuel pump was detaching due to a fractured bolt connecting to the mounting flange. The mechanic informed the contact of an undisclosed recall with a similar failure. The vehicle was not repaired. The vehicle was taken to the dealer, and it was confirmed from the diagnostic result; however, it was also confirmed that the VIN was not included in a recall. The dealer replaced the fuel pump and the fractured bolt. The manufacturer was made aware of the issue. The manufacturer confirmed that the VIN was not included in the recall and did not provide a reimbursement for the repair. The manufacturer opened a case for the issue. The manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was approximately 90,000.
The contact owns a 2021 Chevrolet Colorado. The contact stated while towing a 2020 Forest River ePro 20BHS, the service DEF system malfunctioned, not allowing the contact to view the temperature and the towing controller. The contact stated the check engine warning light was illuminated. The vehicle was taken to a local dealer where it was diagnosed with the DEF system needing to be regenerated. The vehicle was not repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 29,000.
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 26, 2026