Goodman · Furnace
Goodman GM9S96 error codes
Goodman GM9S96 and GR9S96 alphanumeric codes. 11 codes, of which 5 are normal status displays.
Check this is your model before you read on
The model number on your data plate should start with GM9S96, GR9S96. F01 to F09 on this platform are blower speed setup values in the installer menu. They are not faults, and several websites list them as error codes. IdL means Idle, not 1DL. E1I is printed with a capital letter I and is easy to confuse with E11.
On this platform F01 to F09 are blower speed setup values in the installer menu, not faults. IdL means Idle, not 1DL.
The same table applies to amana, Daikin models on the same control platform.
How to read this code
Two character LED display on the newest Goodman platform.
2020s. 11 codes on this control platform.
6 fault codes
Every one of these means something is wrong. Ordered by how urgent they are.
5 codes that are not faults
Plenty of sites publish these as errors. They are not. They are what the control shows while it is working normally.