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Excessive cranking when warm

Tiny
MPHILLIPS
  • MEMBER
  • CADILLAC SEVILLE
1999 cadillac seville/SLS.4.7 nothstar engine, 94000 miles. When engine is warm car cranks excessive before starting. At times it cranks so much acts like it flooding.I changed plugs and wires, fuel filter, air filter, ran several bottles of fuel injection cleaner in it. There is no codes showing.
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Friday, November 2nd, 2007 AT 8:06 PM

1 Reply

Tiny
BLACKOP555
  • MECHANIC
  • 10,371 POSTS
Try turning the key forward to on and leave 5 secs then turn off repeat that 5 times then try and start. If it starts right up you have a bad fuel pressure regulator or check valve.

Any trouble codes?
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Friday, November 2nd, 2007 AT 8:42 PM

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