If you haven't had it serviced every 30,000 miles that may be the reason. I would recommend that you have it service at your local dealership. If the problem persists then you may have them check your shift solenoid.
Poor driver or bad transmission.
A bad transmission gear can cause your 1999 Nissan frontier to shift hard. Low transmission fluid can also cause the transmission to shift hard.
You will feel a jerk from the engine / transmission when putting in gear. This can inturn damage the CV shafts.
Possibley, the Clutch sensor, or the transmission is going.
If the automatic transmission car jerks when accelerating and the dash does not indicate a gear, there is a problem with the transmission. Check the shift solenoid.
Check the mounting of the gear box, because the mounting of the gear box is like shock absorb.
possible problems: broken engine mounts cause the engine to jerk, or tranmission fluid needs change, and possibly bad transmission.
The transmission. or clutch if it has one.
have your transmission checked sometimes torque converter clutch isn t locking or unlocking properly
because your transmission is going bad if it is stick let off the clutch slower but if it is automatic then your trans. is going.
A vehicle may jerk in second gear with an automatic transmission due to several factors, such as low transmission fluid, which can lead to inadequate hydraulic pressure, or worn-out transmission components that affect shifting. Faulty sensors or software issues in the transmission control module can also cause irregular shifting behavior. Additionally, issues with the torque converter or engine misfires can contribute to the jerking sensation. It's advisable to have the transmission inspected by a professional to diagnose and resolve the issue.
would an automatic transmission car jerk when shifting after having had a transmission flush