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Chevrolet
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2002
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Cavalier Base, 2D Coupe, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls Self-Diagnostics - 2.2L
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Diagnostic Tests
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DTC P0442: EVAP Control System - Small Leak Detected
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Conditions For Setting DTC
Conditions For Setting DTC
The EVAP system can achieve vacuum but a vacuum decay is detected during the diagnostic test.