Learn the top signs of a faulty Transmission Control Module (TCM) and its replacement cost. Keep your car running smoothly with our expert advice.

Transmission Control Module (TCM) faults are not unknown on these early Mazda 3s. Symptoms usually involve erratic shifting, a failure to select gear at all and having the car go into limp-home mode.

This input ensures the transmission control module engages the proper gear ratios smoothly based on rpm data and throttle position. Sensor data helps optimize shift timing, pressures, and lockup ...

REMAN 2010-2011 Mazda 3 2.5L TCM TCU Transmission Control Module >EXCHANGE< : $349.00 2010 -2011 Mazda 3 2.5L Transmission Control Module (TCM) Exchange Warning! Be aware! Lately we have been ...

The transmission’s computer, the transmission control module (TCM), takes all of this into account to strategize the ideal shift and clutch pressure, so if any one input is missing, it won’t ...

More GM truck owners are reaching out to GM Authority stating that they've been waiting weeks and possibly even months for a fix, with no clear timeframe.

The fix involves replacing the entire front electric drive module and various other components, such as A/C seals, mounting bolts, transmission fluid, and high-voltage coolant.