ok folks here goes my 95 blazer will start but then stumbles and shuts off. on 1995 Chevrolet Blazer

recently replaced intake gaskets it ran fine but had to idle it up with excel petal .lots of new parts any help greatly appreciated

Asked by for the 1995 Chevrolet Blazer
2 answers
Check codes , they were known for that 1 main spyder injector to go , they
Ether run to rich or not enough pump preesue , got to have 60psi of
Fuel pressure if this is 4.3 liter
yep #1 is right very common issue if not already ungraded