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Chart A-1, No Service Engine Soon Light
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Engine Cranks But Will Not Start
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Engine Cranks But Will Not Start
Check the following.
Continuous Battery Fuse Or Fusible Link
ECM Ignition Fuse Open
Battery Feed To ECM Open
Ignition Feed To ECM Open
Poor Connection At ECM
Fig 1: Chart A-1 Flow Chart - No SERVICE ENGINE SOON Light
Courtesy of GENERAL MOTORS CORP.