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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Control System - 4.8L, 5.3L & 6.0L (Troubleshooting & Diagnosis)) >> Diagnostic Information and Procedures >> Inspection/Maintenance (I/M) Complete System Set Procedure >> Description

Inspection/Maintenance (I/M) Complete System Set Procedure: Description

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The purpose of the inspection maintenance (I/M) Complete System Set Procedure is to satisfy the enable criteria necessary to execute all of the I/M readiness diagnostics, and to complete the trips for those particular diagnostics. When all diagnostic tests are completed, the I/M System Status indicators are set to YES. Perform this test when more than one or all of the I/M System Status indicators are set to NO.