1995 Saab 900 pos

1995 SAAB 900
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ERICFEFFER
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  • 1 POST
Electrical problem
1995 Saab 900 4 cyl Front Wheel Drive Automatic

one of my four spark plugs is not firing, i just got done putting new plugs, wires and cap on what else could be the problem
Nov 23, 2009 at 1:27 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

Just check that the new plug is not faulty, this is more common than you think, also check that the gap was not closed up with out you seeing, also just confirm with an old plug earthed and connected to the lead that you do have a spark at the lead, start there.

mark (mhpautos)
Nov 23, 2009 at 1:43 PM
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