Weak spark

Tiny
PBHABEL
  • MEMBER
  • 1996 GMC JIMMY
  • 4WD
  • AUTOMATIC
There is very weak spark on #4 plug, we have checked compression, changed plugs and new injector on #4 code 304 #4 cylinder mis fire what can I check next?
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Thursday, August 25th, 2011 AT 1:45 AM

1 Reply

Tiny
RASMATAZ
  • MEMBER
Test the coil/s
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Thursday, August 25th, 2011 AT 2:42 AM

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