LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.4L - Introduction - Service & Replacement >> Description and Operation >> Evaporative Emission (EVAP) Control System Description >> EVAP System Components >> EVAP Vent Solenoid
April 5, 2026: LEMON Manuals is launched! Read the announcement.

EVAP Vent Solenoid

The EVAP vent solenoid controls fresh airflow into the EVAP canister. The solenoid is normally open. The control module will command the solenoid closed during some EVAP tests, allowing the system to be tested for leaks.