1997 Chevy Malibu black smok

1997 CHEVROLET MALIBU
90,000 MILES • 4 CYL • 2WD • AUTOMATIC
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FRANCISCOPITI2
  • MEMBER
  • 1 POST
we just change all sparkplugs and engine keep throw a black smoke. what can I do to control this problem.
Nov 30, 2009 at 12:37 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

This may be a faulty fuel injector, black smoke is a sign of excessive fuel.

Mark (mhpautos)
Nov 30, 2009 at 12:43 PM
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