Thread: 2003 6.0 starts and idles but can't drive
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Old 06-29-2009, 01:45 PM
EMVT EMVT is offline
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Join Date: May 2009
Location: Rhode Island
Posts: 126
Try disconnecting your Cat. See how it runs then.

Also, check your fuel pressure from the low pressure pump, should be more then 45psi.
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