Grand AM V6-3.4L VIN E (2001)
Service Engine Soon Indicator: Description and Operation
Malfunction Indicator Lamp (MIL) - Function
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The MIL informs the driver that a malfunction has occurred and the vehicle should be taken in for service as soon as possible.
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The MIL illuminates during a bulb test and a system test.
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A DTC will be stored if a MIL is requested by the diagnostic.
