You need 60 psi or it will not start.
Assuming this is the 4.3 L engine, 60 to 66 psi with fuel pump running, engine off.
60 to 66 psi.
The 1985 Chevrolet S 10 blazer fuel pressure regulator can be found on the top of the engine. The fuel pressure regulator will be near the fuel injector pump.
The 4.3L engine in 2002 should have 60 to 66 psi of fuel pressure.
9 to 13 LBS ( PSI )
1996 to 2002 2.2L engine needs 41 to 47 psi fuel pressure.
Inadequate fuel pressure. If that 2000 S10 Blazer has a 4.3 engine, it needs 61 to 66 psi (engine off with fuel pump running) to run properly.
41-47 psi, engine off, fuel pump running.
A 4.3L engine has the fuel pressure regulator located under the upper intake manifold attached to the bank of fuel injector poppets.
60 to 66 psi. key on, engine off, pump running.
60-66psi
you need at least 50 psi to run and 55 or so to keep it running thats with cpi engine the others use less pressure and a different fuel pump....