Car problem reports
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Most reported 2004 Jeep Liberty problems
Leaks at the front and/or rear differential pinion seal and from the transfer case are common. Low fluid level in the differential or transfer case can result in bearing failure. Damaged bearings commonly cause a whine or growl type noise.
The sky slider sunroof may not open. A software upgrade for the control module is available which should correct this concern.
If the power door locks are buzzing or are intermittently noisy, a new door latch assembly may solve this. The door lock actuators are integrated into the latch assemblies.
The Check Engine Light may illuminate with code on or more of the following codes: P2302, P2305, P2308, P2311, P2314, P2317, P2610. Reprogramming of the PCM will be necessary to correct this concern.
Putting a chamfer on the cam bearing caps, as specified in a service bulletin, can solve a "high pitch snapping noise" heard when the engine is idling or slightly above idle.
If previous drive belt replacements have not fixed a problem with a chirping belt, there is a service bulletin that outlines a revised drive belt routing.