2017-10-10
Erratic shifting or failure to shift
Illuminated check engine light
Transmission slipping or delayed engagement
Reduced fuel efficiency.
Faulty transmission control module (TCM)
Malfunctioning shift solenoid valve
Damaged wiring or connections in the system
Low transmission fluid level or dirty fluid
Auto Shift:
Replace the transmission control module (TCM)
Replace the shift solenoid valve
Check and repair any damaged wiring or connections
Perform a transmission fluid change and filter replacement