If it's the same as my 92, you'll find it under the hood, drivers side just behind the headlight assembly.
it is under the distributor.
1991 S10 BLAZER 4DR NEED WHEEL BASE DIM
No, it does not.
Cannot unlock steering wheel on 1991 S10 Chevy blazer.
It could also be in the engine compartment behind the power steering pump.
on a 4.3L, top of engine near the distributor; toward the driver's side.
The 4.3L engine holds 4.5 qts with filter change.
My blazer is a 4.3Tbi; the fuel filter is in the frame rail on drivers side. about half way point of truck. climb under truck look up into frame U cant miss the round shiny thing. You will need 2 wrenches as not to harm fuel lines,
4.5
Yes
in the gas tank
1,4 meter