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Home >> Pontiac >> 2005 >> Grand Prix GXP >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - 3.8L - Troubleshooting & Diagnosis) >> Inspection/Maintenance (I/M) System Check >> Description

Inspection/Maintenance (I/M) System Check: Description

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This procedure satisfies the enable criteria necessary to execute all of the inspection/maintenance (I/M) readiness diagnostics, and 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.