2005 Chrysler 300 BaseFACTORY OEM SERVICE PROCEDURE

Transmission Control Module: Removal

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 ).
  1. Disconnect battery negative cable.
  2. Raise vehicle on hoist.
  3. Remove left front tire/wheel assembly.
  4. Pull back splash shield to gain access to TCM location.
  5. Disconnect TCM 60-way connector (Fig 1).
    Fig 1: Locating Transmission Control Module 60-Way Connector
    G02676630Courtesy of DAIMLERCHRYSLER CORP.
  6. Remove three (3) TCM-to-rail screws and remove TCM from vehicle (Fig 2).
    Fig 2: Removing/Installing Transmission Control Module
    G02676631Courtesy of DAIMLERCHRYSLER CORP.
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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.