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Home >> Pontiac >> 1989 >> LeMans Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Tests W/Codes >> Diagnostic Circuit Check & Code Charts >> Notes

Diagnostic Circuit Check & Code Charts: Notes

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The "diagnostic circuit check" chart and diagnostic flow charts A-1, A-2 and A-3 should be used to diagnose the SES light function, ALDL connector, and "No Start" condition. The purpose of these charts is to service the vehicle to a point where the self-diagnostic capabilities are useable.