should metal case of ecm lite test lite when lite is grounded


Asked by Nov 06, 2013 at 09:08 PM about the 1986 Pontiac Fiero SE

Question type: Maintenance & Repair

is this normal for 86 2.8

2 Answers


No unplug the ECM and check the contacts in the harness for a frayed wire, if none are found then something internal in the ECM is touching the external case. Will it run?

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very much thanks

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