If they turn on but don't blink, you probably need to replace the signal flasher relay.
blinker switch is part of that system is most likey problem trust me i owned 9 s10 all 82-94 and college for 5 years of elec/auto replace the blinker switch on the clolume"
Yes.
Brake light switch out of adjustment or defective
the blinker relay is behind the glove box
Check the brake light switch.
at the back of the firewall 4 relays lined up.
Replace the bulb.
Day Light Running Lights.
Check the bulb, it could be blown.
yes there the same
194 For side marker/front, 1157 for front and rear signal/park lights
No. Different generations of S10 altogether.