2015 Jeep Patriot Engine cooling Problems
- Complaints
- 6about this part
- Share
- 2%of 315 total for the year
- Median mileage
- 61,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 6 complaints about the engine cooling of the 2015 Jeep Patriot, 2% of the 315 complaints for this model year. Where a mileage was given, the median is 61,000 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 2015 Jeep Patriot. The contact stated that the check engine warning light had illuminated. The vehicle was taken to the dealer, who diagnosed that the fuel and the oxygen were not mixing correctly. The dealer confirmed that the throttle body box sensor failed and needed to be replaced. The vehicle was repaired; however, the failure reoccurred. The vehicle was returned to the dealer, who confirmed that the same failure had reoccurred. The throttle body box sensor was replaced again. …”
NHTSA complaint #11686811, filed 2025-09, 25,105 miles“The contact owns a 2015 Jeep Patriot. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the local dealer and diagnosed with a faulty catalytic convertor. The contact was informed that the catalytic converter needed to be replaced. The vehicle was not repaired. The manufacturer was contacted however, no further assistance was provided. The approximate failure mileage was 17,000.”
NHTSA complaint #11449894, filed 2022-02, 17,000 miles“The contact owns a 2015 Jeep Patriot. The vehicle had previously been serviced at the dealer under a manufacturer Emission Recall Number: U67 (Catalytic Converter Efficiency) however, the failure recurred. The contact stated that while driving at an undisclosed speed, the vehicle experienced decreased acceleration. The dealer was made aware of the failure; however, the vehicle was not diagnosed nor repaired. The manufacturer was not made aware of the failure. The failure mileage was 96,800.”
NHTSA complaint #11469841, filed 2022-06, 96,800 miles“The contact owns a 2015 Jeep Patriot. The contact stated that air conditioning system was blowing hot air throughout the vehicle. Additionally, there was a coolant leak. There were no warning lights illuminated. The vehicle was taken to the local dealer three times and was diagnosed and the contact was informed that the air compressor unit needed to be replaced. The vehicle was repaired however, the failure recurred. The manufacturer was notified but no additional assistance was provided. The failure mileage was approximately 43,000.”
NHTSA complaint #11470239, filed 2022-06, 43,000 miles“The contact owns a 2015 Jeep Patriot. The contact stated while driving approximately 60 MPH, the check engine warning light was flashing. The contact stated that the engine was overheating. The contact stated that the failure occurred at various speeds. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the catalytic converter needed to be replaced. The vehicle was not repaired. The contact researched online and related the failure to Manufacturer Communications Number: U67 Catalytic Converter replacement (Engine and Engine Cooling). …”
NHTSA complaint #11606479, filed 2024-08, 130,000 milesRelated service bulletins
- 10239957May 18, 2023Water Quality When Mixed With Engine Coolant
- 10236933Apr 15, 2023wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
- 10230438Nov 1, 2022Some of the above-involved vehicles may exceed NOx (Oxides of Nitrogen) emission level standards due to loss of catalytic converter efficiency
- 10227983Apr 2, 2022If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.
- 10230180Jul 6, 2021Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.
- 10221594Jul 6, 2021Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.
- 10190667Mar 31, 2021Customer complaint may include engine oil leak/consumption.
- 10220071Nov 1, 2019wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
- 10224875Oct 1, 2017Customer Satisfaction Notification T12 VECI Label The Vehicle Emission Control Information (VECI) label on about 120,000 of the above vehicles may be missing emission control…
- 10121754Sep 27, 20173.2L - 3.6L Cylinder Head Assy Multiple cylinder head replacement. If a cylinder head is replaced on a vehicle more than 1 time for any reason, please call any of the following…
Engine cooling: other model years
Other parts of the 2015 Jeep Patriot
103 complaintsElectrical system
63 complaintsOther or unknown
53 complaintsTransmission and drivetrain
50 complaintsVehicle speed control
39 complaintsSteering
30 complaintsElectronic stability control
29 complaintsFuel system
27 complaintsSeats
25 complaintsAir bags
20 complaintsBrakes
20 complaintsSuspension
8 complaints
← All problems reported for the 2015 Jeep Patriot
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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