Why is my 2003 merury grand Marquis only cranking but not starting?

Tiny
SIERRAPOE
  • 2003 MERCURY MARQUIS
  • 150,000 MILES

I just replaced fuel filter last week. And I can here my fuel pump turn on. My check engine light hasnt been on. It only does this sometimes not on a regular basis. (But has very bad timing when it does haha)

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Thursday, November 3rd, 2011 AT 12:43 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • EXPERT
  • 68,360 POSTS

When it happens, you need to check if spark and fuel are getting to the engine. One will be missing. Let me know what you find.

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Thursday, November 3rd, 2011 AT 1:15 AM

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