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Home >> Buick >> 1992 >> LeSabre Custom >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 3.8L PFI >> Pcm/BCM Code Charts >> Code 42, Est CKT Open Or Grounded >> Code 42, Flow Chart, EST Ckt Open or Grounded

Code 42, Flow Chart, EST Ckt Open or Grounded

Fig 1: Code 42, Flow Chart, EST Ckt Open or Grounded

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