What is causing this

Asked by Roger Mar 05, 2020 at 02:24 AM about the 2005 Chevrolet Silverado 1500 RWD

Question type: Maintenance & Repair

I have a 2005 Chevy 1500 2 wd 4.3 vortex I
can drive it about 10 miles shut it off start it
back and it starts missing like crazy what
could be causing this

1 Answer
101,635

KenF answered 4 years ago

An EGR that sticks open, and takes a while for it to reclose after engine turn off, take it in for a vacuum test on the EGR valve. I would check PCV, EGR, all vacuum hoses, cap/rotor for cracks.

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