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Engine coolingPart report

2022 Ram 3500 Engine cooling Problems

Complaints
2about this part
Share
1%of 190 total for the year
Median mileage
100,722miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 2022 Ram 3500, 1% of the 190 complaints for this model year. Where a mileage was given, the median is 100,722 miles. 1 recall campaign on record is 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 2022 Ram 3500. The contact stated while driving 40-45 MPH and hauling a 14-ft loaded trailer, the engine made an abnormally loud knocking sound. The check engine warning light was illuminated. The contact was able to pull over to the side of the road. The vehicle failed to restart and was towed to the residence, where a mobile independent mechanic diagnosed that the grid heater nut had melted and entered cylinder #6. …”

NHTSA complaint #11657841, filed 2025-04, 112,700 miles

“The contact owns a 2022 Ram 3500. The contact stated that while driving at an undisclosed speed, the engine made abnormal knocking and ticking sounds. The knocking and ticking sounds became louder while accelerating. There was no warning light illuminated. The vehicle was taken to an independent mechanic, who determined that the piston had ingested the grid heater nut. The mechanic replaced the piston, cylinder head assembly, gaskets, rod, gasket intake, Hamilton flat tappet conversion kit, and XDP grid heater. The manufacturer was made aware of the failure. The failure mileage was 88,745.”

NHTSA complaint #11731385, filed 2026-04, 88,745 miles

Related recalls

Engine cooling: other model years

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

Other parts of the 2022 Ram 3500

Transmission and drivetrain
114 complaints
Electrical system
23 complaints
Engine
23 complaints
Other or unknown
16 complaints
Fuel system
14 complaints
Brakes
12 complaints
Steering
8 complaints
Vehicle speed control
5 complaints
Exterior lighting
3 complaints
Forward collision avoidance
3 complaints
Air bags
2 complaints
Tires
2 complaints

← All problems reported for the 2022 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