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Engine coolingPart report

2019 Ram 3500 Engine cooling Problems

Complaints
5about this part
Share
4%of 137 total for the year
Median mileage
108,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the engine cooling of the 2019 Ram 3500, 4% of the 137 complaints for this model year. Where a mileage was given, the median is 108,000 miles. 2 recall campaigns on record are filed under a similar system.

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 2019 Ram 3500. The contact stated while driving at undisclosed speeds, there was an abnormal ticking sound coming from the vehicle. There was no warning lights illuminated. Additionally, the vehicle went into LIMP Mode, and the turbo charger became inoperable. The vehicle was taken to the local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 60,000.”

NHTSA complaint #11633631, filed 2025-01, 60,000 miles

“The contact owns a 2019 RAM 3500. The contact stated that while driving at 45 MPH, he heard an abnormal squealing sound emanating from the engine compartment, after which the vehicle inadvertently lost motive power. The contact was able to pull to the shoulder of the roadway, where the vehicle was able to restart. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. …”

NHTSA complaint #11625532, filed 2024-11, 135,000 miles

“The contact owns a 2019 Ram 3500. The contact stated that while driving at an undisclosed speed, the engine made an abnormal rattling sound. The vehicle was towed to an independent mechanic; however, the vehicle was not yet diagnosed or repaired. The contact related the failure to NHTSA Campaign Number: 20V475000 (Engine and Engine Cooling); however, the VIN was not included in the recall. The manufacturer was made aware of the failure. The failure mileage was approximately 108,000.”

NHTSA complaint #11724554, filed 2026-03, 108,000 miles

“The contact owns a 2019 Ram 3500. The contact stated that after accelerating from a red light and while driving approximately 30 MPH, there was an abnormal ticking sound coming from underneath the hood, and the vehicle started to decelerate. The contact coasted to the side of the road and inspected the engine while attempting to restart the vehicle; however, the vehicle failed to restart. The vehicle was towed to the dealer, who diagnosed that a rod had fractured in cylinder #1, causing the engine to fail. The contact was informed that the engine needed to be replaced. …”

NHTSA complaint #11668824, filed 2025-06, 55,000 miles

“The contact owns a 2019 Ram 3500. The contact stated while driving 75 MPH with the cruise control activated, the vehicle stated to decelerate without warning. The contact pulled over on the side of the road and examined under the hood and noticed oil on top of the engine. The vehicle was towed to the dealer who stated that the vehicle was experiencing a similar failure to NHTSA Campaign Number: 20V511000 (Engine and Engine Cooling, Electrical System) however, the VIN was not included in the recall. The vehicle was not repaired. The manufacturer was contacted, and a case was filed. …”

NHTSA complaint #11507904, filed 2023-02, 120,000 miles

Related recalls

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
202316%
202221%
202135%
202043%
201954%
201830%
201741%
201643%
201532%
201452%
201322%

Other parts of the 2019 Ram 3500

Fuel system
50 complaints
Engine
22 complaints
Electrical system
21 complaints
Transmission and drivetrain
18 complaints
Tires
10 complaints
Brakes
9 complaints
Body and structure
8 complaints
Other or unknown
6 complaints
Suspension
6 complaints
Wheels
6 complaints
Steering
5 complaints
Air bags
4 complaints

← All problems reported for the 2019 Ram 3500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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