Engine Miss in Blazer S10 4.3 Vortec
On Jun 20, 6:02 pm, dahpater > wrote:
> On Jun 20, 5:12 pm, packard > wrote:
>
> > My 1993S10Blazeris running low speed rough idle. I replaced the
> > rotor and cap, spark plugs (wires are 3 years old), cleaned the EGR
> > valve and put a new gasket in the EGR valve.
>
> > Can anyone give me an idea of what can be causing the problem?
>
> Clean the throttle plate.
> Replace the fuel filter and check the fuel pressure.
Thank you. I cleaned the throttle plate. I will replace the fuel
filter. How do I check the fuel pressure?
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