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Home >> Chevrolet >> 1994 >> Forward Control 6.5 Y, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 5.7L >> Trouble Code Charts >> Code 45, Rich Exhaust Indication >> Diagnostic Aids

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Diagnostic Aids

Code 45, rich exhaust, is most likely caused by one of the following:

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