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Home >> Chevrolet >> 1992 >> Caprice Classic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.3L TBI >> Pcm/BCM Code Charts >> Code 42, Est Circuit Open Or Grounded >> Test Number 1)

Test Number 1)

This test confirms Code 42 and determines if fault is a hard failure or intermittent condition.

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