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Engine coolingPart report

2018 Chevrolet Silverado 2500 Engine cooling Problems

Complaints
1about this part
Share
2%of 53 total for the year
Median mileage
109,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2018 Chevrolet Silverado 2500, 2% of the 53 complaints for this model year. Where a mileage was given, the median is 109,000 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's son owns a 2018 Chevrolet Silverado 2500. The contact stated that while driving at an undisclosed speed, the check engine and “Service Vehicle messages was displayed. The vehicle was taken to a local dealer, where it was diagnosed that the diesel exhaust fluid (DEF) and catalytic converter needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 109,000. The VIN was not available.”

NHTSA complaint #11522357, filed 2023-05, 109,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
202312%
202233%
202044%
201934%
201812%
201511%
201111%
200912%
200853%
2007136%
2006127%
2005166%
2004236%
2003164%
20024312%
20017820%
2000118%
199934%
199823%
1997711%

Other parts of the 2018 Chevrolet Silverado 2500

Electrical system
13 complaints
Engine
12 complaints
Fuel system
9 complaints
Air bags
6 complaints
Other or unknown
6 complaints
Transmission and drivetrain
6 complaints
Exterior lighting
4 complaints
Equipment
3 complaints
Seat belts
2 complaints
Steering
2 complaints
Suspension
2 complaints
Tires
2 complaints

← All problems reported for the 2018 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