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5.0L (1979-1995) MustangTechnical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.
Anyone else? Also with an auto do you need to have it in neutral for the KOEO test?
Parking will also do, but the most important "condition" would be the absence of code 67.....the system will not allow a KOER to be initiated until code 67 is "repaired".