HVACFAULTS
GOODMAN DIAGNOSTIC REFERENCE GMEC96 TRI-COLOR CONTROL — RED FAULT FLASHES DOC GOODMAN-GMEC96-2-RED-FLASH

Goodman furnace: Pressure Switch Stuck Closed / Inducer Error — 2 Red Flashes

YOUR LIGHT: 2 FLASHES — MATCH IT ABOVE

Professional repair

What do 2 red flashes mean on a Goodman GMEC96 furnace? The official GMEC96 wiring legend identifies two red flashes as a pressure switch stuck closed or an inducer error. The switch is reporting draft before the control expects it.

GOOD NEWS: THE FIRST CHECKS ARE FREE AND TAKE MINUTES.

Try these first — in this order

With power off, look only for a pinched switch hose or loose low-voltage connector. Do not bypass the switch.

Still showing the code? See every cause ↓ Get repair quotes near you

A technician should test the switch state and inducer sequence with a meter and manometer. DIY part cost: $25–60 — a pro visit for this class of fault typically runs $150–350.

What causes it (in order of likelihood)

  1. Pressure switch stuck closed TECH
  2. Shorted switch wiring or inducer-control fault TECH

Parts referenced by this code

Pressure Switch
$25–60 · Model-specific — match to your unit’s parts list

Always match parts against your model's parts list — part numbers vary within a series.

Applies to

GMEC96

Different Goodman generations use different code maps. If your series isn't listed, don't assume this meaning — check your blower-door label.

Verified against Goodman GMEC96 Service Manual, p.52

Last verified 2026-07-06 · how we verify

Related Goodman fault codes

These codes use the same gmec96 tri-color control — red fault flashes system.

See all Goodman furnace fault codes →