How to check transmission fluid on 1998 saturn sw

SOURCE: 2006 Saturn Vue Transmission Fluid Check

Here you go..

Be sure that transmission fluid temperature is at least 104° F (40° C). Models with 2.2L engine: To access check/fill plug: In the engine compartment, remove clamp from air hose behind cooling fan. Separate air tube from the hose and push the tube back towards the transaxle. Remove the clip holding the two power steering lines together. All Models: From underneath vehicle remove the transaxle check/fill plug with engine running. Fluid level should be even with hole. Add fluid as needed until fluid flows from hole. Replace check/fill plug and torque to 9 ft. lbs. (12 Nm).

SOURCE: there is no dip stick to check the transmission

No there is not. There is on a fill hole for rebuild and fill purpose's.

SOURCE: 2004 Saturn Ion transmission

It should be on the drivers side and it looks like the oil dipstick. Usually the top of the handle is shaped like a " T ". Most of the time it will be yellow and say trans on it. It may be lower than the oil dipstick. Good luck.

SOURCE: adding transmission fluid to my 2003 saturn vue

the dipstick is located behind the front transmission mount and its held in by a 12mm bolt. you may need to remove the transmission mount to check the fluid. the color of the dipstick is yellow, make sure the car is in park and fully warmed up to operating temerature and on a level surface before checking the fluid.

SOURCE: 2002 saturn vue checking transmission fluid

Absolutely if it is an automatic transmission. You do need to use the right type for your product. If you do not change oil yourself, the lube shop should check the trans with each oil change while they do the rest of the work.