2017-10-10
Difficulty shifting gears
Illuminated check engine light
Harsh shifting or slipping gears
Poor vehicle performance
Failed shift solenoid A
Faulty wiring or connections in the circuit
Loose or corroded electrical connections
Failed transmission control module (TCM)
Shift Solenoid: It helps to change gears in automatic transmission cars. A bad solenoid causes difficulty in shifting gears
Replace the shift solenoid A
Check and repair any damaged wiring or connections
Tighten or clean any loose or corroded electrical connections
Replace the transmission control module (TCM) if necessary