may be your vacuum modulator on your transmission or could be a straight up bad transmission. i ended up replacing mine for that same reason
Check your transmission.
If the transmission on a 1999 Chevy 4x4 will not shift into high gear, there could be a problem with the shift solenoid. There could also be a problem with a broken belt inside the transmission.
need more info.year,model.
clutch packs are bad time for rebuild
check shift cable to transmission,it is either broke or stretched out !!!!
when i put my 2004 aveo in drive the transmission will not shift to another gear it stays in first gear it is a automatic
That is called a shift shaft seal. Replace it.
The shift link cable could be broken, or the 1st/2nd shift fork, inside the transmission, could be damaged.
The only governor I can think of is part of the automatic transmission the helps to control the shift points at which the transmission changes gear ratios.
97 Chevy Z71 truck will not shift into third gear.
OnV6 4.3 with 4L60E transmission will faulty shift solenoid cause not to shift into high gear?
the transmission will shift to higher gear