Check the Transmission Fluid level. You have to check this while the engine is running and at normal operating temperature. The symptoms are akin to the fluid level being way too low.
Put it into reverse when moving rapidly forward.
If a car jerks forward while in the break position it is not the Automatic Break System but rather the transmission.
Make sure transmission fluid level is correct Bad transmission pump?
the forward gear clutch pack is worn out. the only solution is to get the transmission rebult.
If it has an automatic transmission, it probably needs to be replaced or rebuilt.
The forward pump is shot or the throttle has a blown gasket
Your going to have to get your transmission rebuilt or get another put in.
4 Speed Electronically Controlled Transmission. An automatic transmission with 4 forward gears and shifting that is controlled by a computer.
Sounds like you have a busted linkage somewhere
Needs internal transmission repairs. Find a good shop.
That is almost always an indication of a failed transmission. Check the fluid for a burnt smell.
If you have an automatic transmission, it probably has a forward clutch/band problem.