7 flashes
Moderate
Goodman · HVAC Systems (AC, Furnaces & Heat Pumps)
Gas Valve Fault
Quick Answer
Error code 7 flashes on your Goodman HVAC Systems (AC, Furnaces & Heat Pumps) means: Gas Valve Fault. This is usually fixable — see the step-by-step guide below.
Likely Causes
How to Fix It
1
Measure gas valve coil resistance across the terminals (typically 150-600 ohms depending on model)
2
Verify 24VAC is present at the gas valve leads during a call for heat
3
Check wiring continuity from the control board to the gas valve connector
4
Verify the correct gas valve part number for the specific furnace model
5
Gas valve replacement involves gas piping and must be done by a licensed HVAC technician
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Gas valve assembly
Control board
Wiring harness
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