2003 Mercury Sable Engine Problems

2003 MERCURY SABLE
108,000 MILES • 6 CYL • FWD • AUTOMATIC
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BITTERSWEET4971
  • MEMBER
  • 1 POST
I have recently changed my spark plugs. Now my engine is sputtering and my car back fires. My car was actually running better before I changed the plugs, however, the plugs had never been changed.
Mar 26, 2009 at 3:31 PM
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BMRFIXIT
  • ✓ASE Certified Mechanic
  • 19,053 POSTS
  • ASE Certified Mechanic
Check firing order
check wires
suspect bad coil
Mar 26, 2009 at 6:18 PM
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