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Using Tech 1 Scan Tester

  1. Connect Tech 1 scan tester to Data Link Connector (DLC). DLC is located under instrument panel, right of steering column. Follow scan tester manufacturer's instructions to retrieve stored Diagnostic Trouble Codes (DTC).
  2. If multiple DTCs are displayed, begin diagnosis with code that is displayed first. See DIAGNOSTIC TROUBLE CODES (DTC)  table. Diagnose all codes in order displayed by Tech 1 scan tester.
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