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.
2003 Chrysler PT Cruiser Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Transmission Control Module: Installation
NOTE:
If the transmission control module (TCM) 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
) (Refer to STANDARD PROCEDURE - QUICK LEARN PROCEDURE
)
- Install TCM to mounting bracket and tighten four screws to 11 N.m (100 in. lbs.).
- Install TCM/bracket assembly and fasten with three mounting screws (Fig. Figure ). Torque screws to 11 N.m (100 in. lbs.) torque.
- Connect the TCM 60-way connector and torque to 4 N.m (35 in. lbs.).
- Install wheel house splash shield.
- Install left front wheel/tire assembly (Fig. Figure ). Torque lug nuts to 135 N.m (100 ft. lbs.) torque.
- Lower vehicle.
- Connect the battery negative cable.
CAUTION:
TCM 60-way connector must be torqued within 30-40 in. lbs. Improper torque may result in connector damage, or connector sealing problems.
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.