2017-10-10
Transmission shifting harshly or slipping
Transmission may not shift at all
Illuminated check engine light
Reduced engine power or acceleration
Faulty battery or alternator
Loose or corroded battery connections
Failed transmission control module (TCM)
Short circuit in the wiring
Failed transmission solenoid or pressure sensor
Traction Control Module (TCM): Most modern vehicles are equipped with anti-lock brakes and traction control. Traction Control Module (TCM) is the part of the car computer that controls the electronic stability system (ESC) of the car. Problem leads to inefficient braking, ABS not working
Check the battery and alternator for proper voltage output
Inspect and clean any loose or corroded battery connections
Replace the transmission control module (TCM) if necessary
Repair any short circuits in the wiring
Replace the transmission solenoid or pressure sensor if diagnosed faulty