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.
2005 Chrysler 300 BaseFACTORY OEM SERVICE PROCEDURE
Transmission Control Module: Installation
WARNING: This page is about a different car, the 2004 Dodge Grand Caravan, 2004 Dodge Caravan, and 2004 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If transmission control module is being replaced with a new or replacement unit, the Pinion Factor and Quick Learn procedures must be performed. (Refer to STANDARD PROCEDURE - PINION FACTOR SETTING )
- Install TCM into position (Fig 1). Install three (3) screws and torque to 3 N-m (30 in. lbs.).
- Install TCM harness 60-way connector (Fig 2) and torque to 4 N-m (35 in. lbs.).
- Install splash shield into position with fasteners.
- Install left front wheel/tire assembly.
- Lower vehicle.
- Connect battery negative cable.
- If TCM was replaced, reset Pinion Factor and Quick Learn. (Refer to STANDARD PROCEDURE ).
Factory Service Tools
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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.