How come your transmission won't shift on a 1999 Plymouth breeze?

If your 1999 Plymouth Breeze transmission won't shift, it could be due to several issues. Common problems include low Transmission Fluid levels, a faulty transmission filter, or issues with the shift linkage. Additionally, the transmission control module may be malfunctioning, or there could be internal transmission damage. It's best to consult a mechanic for a thorough diagnosis and repair.