2021 Chevrolet Colorado Fuel system Problems
- Complaints
- 3about this part
- Share
- 4%of 80 total for the year
- Median mileage
- 59,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the fuel system of the 2021 Chevrolet Colorado, 4% of the 80 complaints for this model year. Where a mileage was given, the median is 59,500 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“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. …”
NHTSA complaint #11729413, filed 2026-04, 90,000 miles“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.”
NHTSA complaint #11422982, filed 2021-06, 29,000 milesRelated service bulletins
- 11017173Mar 21, 2025This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- 11007095Aug 7, 2024This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles…
- 11006604Aug 3, 2024This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp…
- 11004727Jun 29, 2024This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 11004761Jun 28, 2024This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or…
- 11002011Jun 4, 2024This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the MIL to illuminate.
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 1 | 6% |
| 2024 | 4 | 3% |
| 2023 | 5 | 4% |
| 2022 | 1 | 2% |
| 2021 | 3 | 4% |
| 2020 | 2 | 2% |
| 2019 | 11 | 7% |
| 2018 | 14 | 8% |
| 2017 | 16 | 7% |
| 2016 | 22 | 3% |
| 2015 | 6 | 1% |
| 2012 | 1 | 2% |
| 2011 | 2 | 5% |
| 2010 | 1 | 3% |
| 2009 | 12 | 18% |
| 2008 | 5 | 6% |
| 2007 | 13 | 9% |
| 2006 | 18 | 8% |
| 2005 | 11 | 3% |
| 2004 | 12 | 3% |
Other parts of the 2021 Chevrolet Colorado
21 complaintsEngine
19 complaintsOther or unknown
17 complaintsTransmission and drivetrain
13 complaintsElectrical system
11 complaintsSteering
10 complaintsAir bags
6 complaintsSeat belts
3 complaintsSuspension
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsEngine cooling
2 complaintsEquipment
2 complaints
← All problems reported for the 2021 Chevrolet Colorado
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology