03 astro 4.3 won't start
4.3 has multi port injection instead of
spider. Won't start has engine light
saying #4 miss fire for long time. Took
top end off clean as whistle. I know
that's not good. Is it the regulator?
Maybe
Asked by Gscott47 Sep 18, 2018 at 07:47 PM about the 2003 Chevrolet Astro LS Extended RWD
Question type: Maintenance & Repair
4.3 has multi port injection instead of
spider. Won't start has engine light
saying #4 miss fire for long time. Took
top end off clean as whistle. I know
that's not good. Is it the regulator?
Maybe
Lconoverfor19 answered 5 years ago
try cleaning injectors and change PCV, clean EGR , plugs & wires checked for resistance?
4.3 has multi port injection instead of spider. Won't start has engine light saying #4 miss fire for long time. Took top end off clean as whistle. I know that's not good. Is it the regulator? Ma...
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