1997 Chevy Astro rough idle

Tiny
TERRY KOHUT
  • MEMBER
  • 1997 CHEVROLET ASTRO
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 235,000 MILES
The diagnostic says miss on #4 cylinder. I have replaced the distributor cap and rotor along with the wires. The plugs are 30000 on 100000 plugs. It runs fine but has a rough idle. Terry
Wednesday, January 23rd, 2008 AT 9:11 AM

1 Reply

Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Check the coil at the tower for any corrosion or rust.
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Wednesday, January 23rd, 2008 AT 9:17 AM

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