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Home >> GMC >> 1994 >> Forward Control 5.7 K, _NA_, Gas/CNG >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing - 6.5L Diesel >> Diagnostic Circuit Check >> Notes
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Diagnostic Circuit Check: Notes

NOTE: 6.5L with light duty emissions is equipped with a self-diagnostic system. For information on diagnostic system check and retrieving codes, see appropriate G - 6.5L DIESEL TESTS W/ CODES article in the ENGINE PERFORMANCE section below.
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