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Home >> Pontiac >> 1991 >> LeMans LE, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Diagnostic Charts >> Chart C-8B, Shift Light Check >> Test Number 2)
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Test Number 2)

When diagnostic terminal is grounded, ECM provides ground for circuit No. 456, and shift light should come on.

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