Why Are My Gears Not Shifting. Why car won t shift gears properly. While this may not sound serious but this can also create an overheating condition that can damage internal transmission parts.
It may also totally stall the shifting. If these factors are not the problem then it is best to take the vehicle to a licensed mechanic for service. Other possibilities could be an engine related problem that will cause the computer to not allow the transmission to shift into higher gears.
This type of problem is always made worse when there is not enough fluid in the transmission causing the hydraulic pressure to drop.
Every time a gear change is required the cars computer activates a transmission solenoid which directs transmission fluid into the valve body to engage the correct gear. Other possibilities could be an engine related problem that will cause the computer to not allow the transmission to shift into higher gears. While this may not sound serious but this can also create an overheating condition that can damage internal transmission parts. You would be surprised to know that the majority of the transmissions problems such as hard shifting and no shifting issues come from incorrect transmission fluid level or the infamous transmission 13 pin connector plug O-ring.
