Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2009 Jeep Liberty 4WD V6-3.7LFACTORY OEM SERVICE PROCEDURE
Powertrain Control Module - Removal
REMOVAL
NOTE: Right hand drive PCM is in a different location (shown below).
1. The PCM (Powertrain Control Module) (3-Left Hand Drive), or (3-Right Hand Drive) is located in the engine compartment.
2. Disconnect negative battery cable.
3. Disconnect PCM electrical connectors (4-Left Hand Drive), or (5-Right Hand Drive).
4. Remove PCM mounting screws (5-Left Hand Drive), or (4-Right Hand Drive).
5. Remove PCM (3-Left Hand Drive), or (3-Right Hand Drive) from vehicle.
Right hand drive location:
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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