2020 Chevrolet Silverado 2500 Engine cooling Problems
- Complaints
- 4about this part
- Share
- 4%of 109 total for the year
- Median mileage
- 133,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine cooling of the 2020 Chevrolet Silverado 2500, 4% of the 109 complaints for this model year. Where a mileage was given, the median is 133,000 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 2020 Chevrolet Silverado 2500. The contact stated that while operating the vehicle, the check engine warning light remained illuminated. The contact stated that the failure was intermittent. The vehicle was taken to the local dealer who replaced the fuel module and fuel tank. The failure eventually reoccurred, and the fuel rail sensor was replaced; however, the failure recurred intermittently. The manufacturer was notified of the failure. The failure mileage was 135,000.”
NHTSA complaint #11635321, filed 2025-01, 135,000 miles“The contact owns a 2020 Chevrolet Silverado. The contact stated that while attempting to remote start the vehicle, the vehicle failed to start. The contact was able to manually start the vehicle however, the message Service Emissions System - Speed Limited to 65 MPH was displayed. The contact stated while driving approximately 25 MPH, the Check Engine” and “Speed Limit 65 MPH messages were displayed. The contact heard an abnormal sound like air coming from the rear of the vehicle. The contact stated there was thick black smoke coming from the exhaust pipe. …”
NHTSA complaint #11640476, filed 2025-02, 131,000 miles“The contact owns a 2020 Chevrolet Silverado 2500. The contact stated that while driving at 50 MPH, the vehicle went into LIMP Mode. The check engine warning light illuminated, and the messages Service Emission System”, “See Owner's Manual , and 65 MPH Max Speed were displayed on the instrument panel. The vehicle was taken to the dealer, where it was diagnosed, and determined that the diesel exhaust fluid gas tank connector terminal had overheated, and the gas tank and the wiring harness needed to be replaced. The vehicle was not repaired due to the cost. The vehicle remained at the dealer. …”
NHTSA complaint #11717625, filed 2026-02, 173,794 miles“The contact owns a 2020 Chevrolet Silverado 2500. The contact stated while driving at an undisclosed speed, the steering wheel briefly became tight before returning to normal functionality. After the failure, the temperature gauge indicated that the engine was overheating. The contact also stated that the brake pedal required excessive force to slow and bring the vehicle to a complete stop. No warning lights were illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the water pump. The vehicle was repaired. The manufacturer was not notified of the failure. …”
NHTSA complaint #11567641, filed 2024-01, 74,000 milesEngine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2023 | 1 | 2% |
| 2022 | 3 | 3% |
| 2020 | 4 | 4% |
| 2019 | 3 | 4% |
| 2018 | 1 | 2% |
| 2015 | 1 | 1% |
| 2011 | 1 | 1% |
| 2009 | 1 | 2% |
| 2008 | 5 | 3% |
| 2007 | 13 | 6% |
| 2006 | 12 | 7% |
| 2005 | 16 | 6% |
| 2004 | 23 | 6% |
| 2003 | 16 | 4% |
| 2002 | 43 | 12% |
| 2001 | 78 | 20% |
| 2000 | 11 | 8% |
| 1999 | 3 | 4% |
| 1998 | 2 | 3% |
| 1997 | 7 | 11% |
Other parts of the 2020 Chevrolet Silverado 2500
33 complaintsBrakes
20 complaintsElectrical system
18 complaintsFuel system
11 complaintsEngine
10 complaintsOther or unknown
10 complaintsTires
10 complaintsSteering
9 complaintsBody and structure
6 complaintsVehicle speed control
4 complaintsExterior lighting
2 complaintsLatches, locks and linkages
2 complaints
← All problems reported for the 2020 Chevrolet Silverado 2500
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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