Bulletin de service

2021-2022 Stellantis Overheating After Mopar Engine Replacement

A manufacturer communication (NHTSA ID 10221594) addresses issues like overheating, running hot, and coolant leaks that can occur in various 2021-2022 Stellantis vehicles, including the Alfa Romeo Stelvio, after a Mopar replacement engine has been installed.

Byeditor marcus weber2022 Alfa Romeo Stelvio
2022 Alfa Romeo Stelvio — Alfa Romeo Stelvio overheating
Editorial illustration generated for this article.
10221594overheatingrunning hotcoolant leaksMopar replacement engineengine and engine coolingAlfa Romeo Stelvio overheating after Mopar engineDodge Durango overheatingJeep Compass overheatingmanufacturer communication
Dodge Challenger
2021–2022
Dodge Charger
2021–2022
Dodge Durango
2021–2022
Dodge Journey
2022
Jeep Cherokee
2021–2022
Jeep Compass
2021–2022
Afficher 12 de plus
Jeep Gladiator
2021–2022
Jeep Grand Cherokee
2021
Jeep Grand Wagoneer
2022
Jeep Renegade
2021–2022
Jeep Wagoneer
2022
Jeep Wrangler
2021–2022
Ram 1500
2021–2022
Ram 2500
2021–2022
Ram 3500
2021–2022
Ram 4500
2021–2022
Ram 5500
2021–2022
Ram Promaster City
2021

Symptoms

If your Alfa Romeo Stelvio is overheating, running hot, or experiencing coolant leaks after a Mopar replacement engine has been installed, these are the symptoms addressed by this communication. Owners may notice their vehicle's temperature gauge rising above normal operating levels, steam from the engine bay, or visible coolant puddles under the vehicle.

Diagnosis / Trigger Conditions

The primary condition for these issues is the recent installation of a Mopar replacement engine. Technicians are advised to investigate overheating, running hot, and coolant leak symptoms specifically in vehicles that have undergone an engine replacement with a Mopar unit.

Repair Procedure Summary

This manufacturer communication (NHTSA ID 10221594) informs technicians about potential issues such as overheating, running hot, and coolant leaks following the installation of a Mopar replacement engine. The bulletin guides dealers on how to diagnose and address these related symptoms to ensure proper vehicle operation and prevent further damage.

Owner Action

If you own a 2021-2022 Alfa Romeo Stelvio or another affected Stellantis vehicle and experience overheating, running hot, or coolant leaks after a Mopar replacement engine has been installed, it is recommended to contact your authorized dealer. They can consult the relevant manufacturer communication to diagnose and resolve the issue. Addressing the Alfa Romeo Stelvio overheating promptly can prevent more serious engine problems.

Source: NHTSA ID 10221594

Frequently Asked Questions

What does NHTSA ID 10221594 address?
NHTSA ID 10221594 is a manufacturer communication that addresses issues such as overheating, running hot, and coolant leaks that can occur in 2021-2022 Stellantis vehicles after a Mopar replacement engine has been installed.
Which vehicles are affected by the Mopar replacement engine issue?
This communication applies to various 2021-2022 Stellantis vehicles, including the Alfa Romeo Stelvio, Dodge Durango, Jeep Compass, Dodge Charger, Dodge Challenger, Jeep Wagoneer, Jeep Grand Wagoneer, Jeep Renegade, RAM 5500, RAM 3500, Jeep Wrangler, Dodge Journey, RAM 2500, Jeep Gladiator, Jeep Cherokee, RAM 1500, RAM 4500, Jeep Grand Cherokee, and RAM Promaster City.
What should I do if my Alfa Romeo Stelvio is overheating after an engine replacement?
If your Alfa Romeo Stelvio is overheating, running hot, or leaking coolant after a Mopar replacement engine has been installed, you should contact your authorized dealer. They will be able to reference manufacturer communication NHTSA ID 10221594 to diagnose and fix the problem.

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