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.
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HOMESERVICE MANUALSJEEP2011LIBERTY SPORT, 4WD, PART TIMEREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEM3.7L - INTERMITTENT CONDITION, PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE, PCM/TCM PROGRAMMING & POWERTRAIN VERIFICATION TEST
2011 Jeep Liberty Sport, 4WD, Part Time
3.7L - Intermittent Condition, Pre-Diagnostic Troubleshooting Procedure, Pcm/TCM Programming & Powertrain Verification Test
2011 Jeep Liberty Sport, 4WD, Part TimeSECTION 3.7L - Intermittent Condition, Pre-Diagnostic Troubleshooting Procedure, Pcm/TCM Programming & Powertrain Verification Test
- Standard Procedure
- Intermittent Condition
- Pre-Diagnostic Troubleshooting Procedure
- Pcm / TCM Programming
- Pcm / TCM Flash PROGRAMING
- Table of Contents
- Section 1 - Pcm / TCM Flash Procedure
- REPAIR PROCEDURE - Using StarSCAN® or StarMOBILE® Desktop Client
- REPAIR PROCEDURE - wiTECH™ Diagnostic Application
- Section 2 - Additional Pcm / TCM Replacement Procedures
- Notes
- If an EDC16-U31 PCM/ECM (2.0L) was replaced, perform the following additional steps and/or routines:
- If an EDC16-C2 PCM/ECM (2.2L) was replaced, perform the following additional steps and/or routines:
- If an EDC16-CP31 (3.0L) was replaced, perform the following additional steps and/or routines:
- If an EDC16-CP31-2 (2.8L) was replaced, perform the following additional steps and/or routines:
- If a CM849 PCM/ECM (5.9L) was replaced, perform the following additional steps and/or routines:
- If a CM2100 PCM/ECM (6.7l) was replaced, perform the following additional steps and/or routines:
- TCM Replacement
- If an EGS TCM was replaced, perform the following additional steps and/or routines:
- Step-By-Step Instructions
- Section 3 - Authorized Modification Label
- Required Tools/Equipment:
- TECH TIPS and INFORMATION:
- Parts Required
- Powertrain Verification Test
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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.