testing coil near plug

2003 GMC SIERRA
200,000 MILES • 6.0L • V8 • 4WD • AUTOMATIC
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GREMLIN_MECH
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how to test coil near plug coil
Apr 8, 2016 at 2:23 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
with an ohm meter see video attached https://youtu.be/1zQQy9noYQ0
Apr 8, 2016 at 3:37 PM
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AUTOTECHCHICK
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You could test it as in the video posted above, but the easiest way is to swap it with a coil from another cylinder. Then, by monitoring a scan tool, check to see if the misfire has moved along with the coil.
May 11, 2016 at 8:22 AM
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