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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 123 (Engine Controls - Self-Diagnostics - 4.0L) >> Diagnostic Tests >> DTC P0442: EVAP System - Leak Detected >> Conditions For Setting DTC

Conditions For Setting DTC

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The EVAP system can achieve vacuum but a vacuum decay is detected during the diagnostic test.

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