how to change spark plugs on a 2004 trailblazer.

2004 CHEVROLET TRAILBLAZER
120,000 MILES
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STAN C.
  • MEMBER
  • 2 POSTS
changing spark plugs
Oct 9, 2011 at 4:38 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
It'd be nice if we know the engine liter
Oct 9, 2011 at 5:00 AM
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STAN C.
  • MEMBER
  • 2 POSTS
4.2 V6
Oct 9, 2011 at 7:27 AM
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