Random miss

Asked by Oct 17, 2016 at 08:26 AM about the Chevrolet Silverado 1500

Question type: Maintenance & Repair

I got a 03 Chevy silverado with 4.3 has a
miss at idle when you drive won't do 10mph
when stomp to floor gets loud and still
doesn't gain speed gets worse only pulls up
random misfire changed cap rotor, mass air
flow,plugs,wires,coil. Any ideas

1 Answer

18,800

Clogged catatlic converter or muffler.

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