Goodman Error Code Reference — All 30 Codes

Complete Goodman error code cheat sheet. All 30 fault codes with plain-English explanations and direct links to fix guides.

Use this page when your Goodman furnace, air conditioner, heat pump, or mini split is flashing a fault. Start with the exact code, then open the fix guide to diagnose airflow, ignition, sensor, pressure switch, board, or communication problems before you order parts or book a service call.

Tip: search the exact brand, model, and code together, for example "Goodman error code 13" or "Goodman pressure switch fault".

Error Code	What It Means	Guide
Amana / Goodman Furnace 3 Flash Error Code	Causes & Fix	Fix →
Best Furnace Igniter Replacement	Universal and Brand-Specific Picks	Fix →
Goodman 1 Flash Error Code	What It Means	Fix →
Goodman 2 Flash Error Code	Causes & Fix	Fix →
Goodman 3 Flash Error Code	Pressure Switch Stuck Open Fix	Fix →
Goodman 4 Flash Error Code	Causes & Fix	Fix →
Goodman 5 Flash Error Code	Causes & Fix	Fix →
Goodman 6 Flash Error Code	Rollout Switch Open Fix	Fix →
Goodman 7 Flash Error Code	Ignition Lockout Fix	Fix →
Goodman 8 Flash Error Code	Causes & Fix	Fix →
Goodman 9 Flash Error Code	Causes & Fix	Fix →
Goodman ComfortNet Communicating System Error Codes	Complete Guide	Fix →
Goodman EE2 Error Code: Control Board Communication Fault Fix	Goodman EE2 error code means a control board communication fault. Diagnose wiring, power surges, and failed boards on Goodman, Amana, and Coleman HVAC systems.	Fix →
Goodman Furnace 2 Flashes	Pressure Switch Stuck Closed Fix	Fix →
Goodman Furnace 3 Flashes	Pressure Switch Open Fix	Fix →
Goodman Furnace 4 Flashes	Open High Limit Switch Fix	Fix →
Goodman Furnace 5 Flash Error Code	Causes & Fix	Fix →
Goodman Furnace E1 Error Code	Causes & Fix	Fix →
Goodman Furnace E2 Error Code	Flame Sense Fault (Digital Display Models)	Fix →
Goodman Furnace E3 Error Code	Draft Motor Fault	Fix →
Goodman Furnace EE2 Error Code	Causes & Fix	Fix →
Goodman Furnace EF Error Code	Invalid Flame Signal	Fix →
Goodman Furnace Error Codes	All Flash Codes Explained	Fix →
Goodman GMS80 Furnace Error Codes	Fault Code Diagnostic Guide	Fix →
Goodman GMS96 Error Codes	Fault Code Guide	Fix →
Goodman GMSS96 Furnace Error Codes	Flash Code Diagnostic Guide	Fix →
Goodman GPH Series Packaged Unit Error Codes: Complete Guide	Goodman GPH packaged heat pump error codes and fault diagnostics. Flash codes, fault descriptions, and technician-level troubleshooting steps.	Fix →
Goodman GSX13 Air Conditioner Error Codes	Fault Code Diagnostic Guide	Fix →
Goodman GSZC18 Heat Pump Error Codes	Fault Code Diagnostic Guide	Fix →
Goodman Heat Pump E1 Error Code	Pressure Switch Fault	Fix →

View all Goodman guides →