random miss fire

2001 CHEVROLET S-10
6 CYL • 2WD • AUTOMATIC
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CHUCKSTER1025
  • MEMBER
  • 2 POSTS
Hi I have a 01 s10 4x2 chevy blazer with a 4.3 it has a random miss fire on number 1 cyclinder under load I have replaced the fuel regulator and pressuer is at 60psi. i have put plugs wires cap rotor and a crank sensor and also did injector up grade on it
Feb 10, 2011 at 4:24 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
P0301: Misfire at cyl. no.1-check the compression and injector for this cylinder
Feb 10, 2011 at 4:39 AM
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CHUCKSTER1025
  • MEMBER
  • 2 POSTS
ok thanks
Feb 10, 2011 at 4:46 AM
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