FixVault
Home
›
Pontiac
›
2003
›
Grand Prix GTP
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Control System Self-Diagnostics - 3.8L
›
Diagnostic Tests
›
DTC P1441: EVAP System Flow During Non-Purge
›
Conditions For Setting DTC
Conditions For Setting DTC
DTC sets when PCM detects vacuum during a non-purge condition.