"Is the Commander 3.7 i reliable, and what should you check?"
When buying a used 2009 Jeep Commander 3.7 i (Wh), the most frequently mentioned issue is coolant leaks and risk of overheating. Excessive oil consumption is also commonly reported.
Engine: EKG
EKG · 3.7 i · Used in this car from 2006-2010
Known engine issues
Narrow oil channels require quality oilThis engine has narrow oil channels, so it is better not to save on lubrication.
Sticking hydraulic liftersThe most common problem of the engine is sticking hydraulic lifters.
Valve seat dropSometimes owners of cars with this engine encounter valve seat drop.
+2 more issues on the engine detail page
Known issues and risks
Listed from most frequently reported, each with its source.
Coolant leaks and overheating risk
Often reported
Cooling system leaks, especially from the water pump or connection points, can cause coolant loss and, if not noticed early, engine overheating.
Cooling
Excessive oil consumption
Often reported
Abnormal oil consumption or the engine burning oil is frequently reported for the 3.7 V6. Users note significant drops in oil level despite no visible external leaks.
Engine Internal
Broken exhaust manifold studs
Often reported
Many users report a ticking noise and exhaust leak from the exhaust manifold due to broken studs/bolts or worn gaskets. Manifold fasteners can break over time, causing exhaust gas leaks, noise, and power loss.
Exhaust Emissions
Jeep Commander 3.7 i technical specs
Jeep Commander 3.7 i (2009): boot 170 L; fuel use şehir 14.7 l/100 km · şehir dışı 12.4 l/100 km.
What should I look for when buying a Jeep Commander 3.7 i?+
When buying a 2009 model 3.7 i, check the service history, test drive, and look for engine/transmission warnings. Most commonly reported issues: coolant leaks and overheating risk; excessive oil consumption; broken exhaust manifold studs.
What are the common problems of the Jeep Commander 3.7 i?+
Most frequently reported issues: coolant leaks and overheating risk; excessive oil consumption; broken exhaust manifold studs.
Is the Jeep Commander 3.7 i reliable?+
Rather than a simple yes/no, it's best to weigh the proven pros and cons together. This page lists 3 verified findings.
How does Carbeak collect data?+
The cards on this page are derived from the Difetti fault database; the source vehicle is verified to match the target vehicle in brand, fuel type, engine, and generation. Topics with insufficient evidence are not shown.