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.
2011 Chrysler 300 Base, GasFACTORY OEM SERVICE PROCEDURE
Diagnostic Test
- DTCM VERIFICATION TEST
- Disconnect all jumper wires and reconnect all previously disconnected components and connectors.
- With the scan tool, erase DTCs.
- Make sure that all accessories are turned off and that the battery is fully charged.
- Test drive the vehicle and verify proper operation.
- With the scan tool, read DTCs in the DTCM.
Are there any DTCs present in the Drive Train Control Module (DTCM)?
Yes
- Refer to Diagnosis and Testing and perform the appropriate diagnostic procedure.
No
- Repair is complete.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
