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Home >> Saturn >> 2005 >> Vue Base, 2.2 D, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Controls - 3.5L (L66) Introduction) >> Description and Operation >> Powertrain Control Module (PCM) Description >> Reading Diagnostic Trouble Codes

Reading Diagnostic Trouble Codes

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The procedure for reading diagnostic trouble codes is to use a diagnostic scan tool. Follow the instructions supplied by the scan tool manufacturer in order to read DTCs accurately.