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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System Self-Diagnostics - 3.8L) >> Self-Diagnostic System >> Retrieving Diagnostic Trouble Codes

Retrieving Diagnostic Trouble Codes

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 Pontiac Grand Prix, 2002 Pontiac Bonneville, 2002 Chevrolet Monte Carlo, 2002 Chevrolet Impala, and 2002 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

DTCs are retrieved by performing Diagnostic System Check - Engine Controls with Tech 2 scan tool, or other OBD-II compatible scan tool connected to OBD-II 16-pin Data Link Connector (DLC). See DIAGNOSTIC SYSTEM CHECK - ENGINE CONTROLS . See CONNECTOR IDENTIFICATION . DLC is located below left side of dash.

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