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 MANUALSFORD2012MUSTANG V6-3.7LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLETRANSMISSION MODE SWITCHSERVICE AND REPAIR
2012 Ford Mustang V6-3.7L
Transmission Mode Switch: Service and Repair
2012 Ford Mustang V6-3.7LSECTION Service and Repair
Transmission Control (TC) Switch
Removal and Installation
1. NOTE: The Transmission Control Switch (TCS) is not serviced separately. If a new TCS (Transmission Control Switch) is required, install a new transmission selector knob assembly.
For additional information, refer to Selector Lever Knob .
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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.