What to look for when buying a Grand Cherokee 4.7i?
2009 · 4.7i · 3 verified findings
"Is the Grand Cherokee 4.7i reliable, and what should you check?"
When buying a used 2009 Jeep Grand Cherokee 4.7i (WH / facelift), the most frequently mentioned issue is internal engine problems at high mileage. Overheating / cooling issues are also commonly reported.
Engines available in this year
Engine varies by trim; verify the engine code on the listing.
EVE
4.7i · 4.7i V8 (309 bg) Automatic
EVA
4.7i · 4.7i V8 (231 bg) 4x4 Automatic
Known issues and risks
Listed from most frequently reported, each with its source.
Internal engine problems at high mileage
Often reported
At high mileage (approximately over 190,000 km), the 4.7 V8 engine may experience gasket or cylinder head issues, and increased mechanical noise and loss of smooth operation due to valve/lifter wear.
Engine Internal
Overheating / Cooling
Often reported
Cooling system issues can occur on the 4.7 V8: high temperature at idle or under load, electric fan not reaching maximum speed, damaged impeller water pump, or faults in control circuits are reported.
Cooling
Ignition system problems (spark plugs/coils)
Often reported
Numerous user reports indicate rough idle and power loss due to worn spark plugs or faulty ignition coils.
What to look for when buying a Jeep Grand Cherokee 4.7i?+
When buying a 2009 model 4.7i, check the service history, test drive, and look for engine/transmission warnings. Most commonly reported issues: internal engine problems at high mileage; overheating / cooling; ignition system problems (spark plugs/coils).
What are the common problems of the Jeep Grand Cherokee 4.7i?+
Most commonly reported issues: internal engine problems at high mileage; overheating / cooling; ignition system problems (spark plugs/coils).
Is the Jeep Grand Cherokee 4.7i reliable?+
Rather than a simple yes or 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 for brand, fuel, engine, and generation compatibility with the target vehicle. Topics with insufficient evidence are not shown.
We only publish claims we can verify. Cards come from Difetti fault records matched to this vehicle on brand, fuel, engine and generation.
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