LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2000 >> Sunfire L4-2.2L VIN 4 >> Repair and Diagnosis >> Heating and Air Conditioning >> Description and Operation >> Components/Sensors >> Flow Control Valve
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Flow Control Valve

The 2.4L engine uses the flow control valve (or H valve) in order to assist in the heater warm up. The valve attaches to the heater hoses. The valve is located between the engine and the heater core.