The manual transmission uses Mercon. i have 1998 s10 with 5 speed trans i was told to use syncromesh trans fluid
No.
Mercon works.
gm product syncromesh
Mercon works fine.
Motorcraft MERCON automatic transmission fluid is used in the 5 speed manual transmission in a 1998 Ford Ranger with the 2.5 liter 4 cylinder engine ( and the 3.0 / 4.0 liter V6 engines ) according to the Owner Guide
no
fuel systemfor 1998 chevy malibu
I have a 1998 Mercury Mystique LS automatic w/ a 2.5 liter V6 and it takes Mercon V transmission fluid. I'm not certain if it is the same for you, you should probably consult your owners manual.
No, it does not.
heating system
.045.
The correct fluid for a 1998 Chevy Cavalier is 80-90 weight gear oil. Almost all manual automotive transmissions use the same fluid. Use caution not to overfill the transmission as this could cause higher than normal oil pressure.