LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1985 >> Nova CL, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor System >> Servicing >> Fuel Evaporative Emission Control System >> Outer Vent Control Valve
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Outer Vent Control Valve

  1. Disconnect hoses from valve. Check that valve is open by blowing air through it when ignition switch is in "OFF" position.
  2. Check that valve is closed when ignition switch is in "ON" position. Reconnect hoses to proper locations. If valve does not operate, check fuse and wiring connections.