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. What could be causing this.

Tiny
CAROLFOR
  • MEMBER
  • 1993 CADILLAC ELDORADO
Just replaced ERG valve amd cyliniod and fuel injector hose. Now car is hard to start, ****** when driving and sitting still like it's going to cut out amd black smoke is coming from the tailpipe.
Friday, November 11th, 2011 AT 6:51 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check fuel pressure if its within specs-Black smoke indicates its runningto rich -could be an oxygen sensor, leaky injector, fuel pressure regulator and coolant temperature sensor-
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Friday, November 11th, 2011 AT 6:57 PM

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