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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1041 (Engine Controls And Fuel - 4.3L - Troubleshooting & Diagnosis) >> Malfunction Indicator Lamp (MIL) Diagnosis >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, the MIL should turn ON and OFF when commanded with a scan tool.