Goodman · Furnace

C2 High-stage cooling

Normal status Goodman/Amana *MVC95/*CVC9 two-stage ComfortNet

What the display is showing

Blower is running for high-stage cooling. The display alternates with the airflow number (CFM / 100).

Applies to: GMVC95/AMVC95 upflow and *CVC9 counterflow two-stage furnaces

Settings for these units

Normal status displays (7-segment) · Goodman/Amana GM9S96/AM9S96
Normal status displays (7-segment) · Goodman/Amana GM9S80/AM9S80
Normal status displays (7-segment) · Goodman/Amana GM9C96/AM9C96
Minimum recommended filter size · Goodman/Amana GM9C96/AM9C96

Models that show this code

10 models in Goodman/Amana *MVC95/*CVC9 two-stage ComfortNet

GCVC90704CXGCVC90905DXGCVC91155DXGCVC950714CXGCVC950915DXGMVC950453BXGMVC950704CXGMVC950905CXGMVC950905DXGMVC951155DX

Other codes on the same units

b6 Blower motor over/under voltage or over temperature
b7 Blower motor missing parameters
b9 Low indoor airflow
C1 Low-stage cooling
d0 No shared data on the control
d4 Memory card data rejected
E0 Lockout - ignition failed 3 times
E1 Low-stage pressure switch closed at start of heat

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Source: Goodman *CVC9/95 & *MVC95 Installation Instructions IO-341D (08/2010), Status Codes p.58; Operational Checks p.48. Summarized in our own words; check the original manual for your model.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.