What does B0223 mean on a Chevy?

B0223. Recirculation door command circuit malfunction. The HVAC module cannot move the recirculation door and the body warning light comes on. Applies to Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code.

What causes B0223 on a Chevy?

Binding or stripped recirculation door actuator gears Open or short in the recirculation door actuator command circuit Corroded or loose recirculation door actuator connector Failed recirculation door position sensor inside the actuator Faulty output inside the HVAC control module

How do I fix B0223 on a Chevy?

Confirm the code with a scan tool and command the recirculation door through full travel Inspect and reseat the recirculation door actuator connector Test the recirculation door command circuit for opens, shorts and voltage drop Move the recirculation door by hand with the actuator removed to check for binding Replace the recirculation door actuator only after the circuit tests pass, then clear the code and retest

Code

B0223

Recirculation door command circuit malfunction

Category: Body
Severity: Body Warning Light
Applies to: Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code
Related: No single generic twin. See OBD Codes List

What it means

B0223. Recirculation door command circuit malfunction. The HVAC module cannot move the recirculation door and the body warning light comes on. This Chevy-enhanced code applies to Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code.

Findings, check these first

Binding or stripped recirculation door actuator gears
Open or short in the recirculation door actuator command circuit
Corroded or loose recirculation door actuator connector
Failed recirculation door position sensor inside the actuator
Faulty output inside the HVAC control module

Standard procedure

Confirm the code with a scan tool and command the recirculation door through full travel
Inspect and reseat the recirculation door actuator connector
Test the recirculation door command circuit for opens, shorts and voltage drop
Move the recirculation door by hand with the actuator removed to check for binding
Replace the recirculation door actuator only after the circuit tests pass, then clear the code and retest

Look up another code

Press / to jump to the box. Chevy-enhanced powertrain, body, chassis and network codes.

Sources and review

Review: checked against the recorded source material.

Code B0223 definition | OBDII.pro
live manufacturer definition (obdii.pro)
Supports: GM manufacturer meaning for B0223
Fetched directly. The GM entry is the brand-family meaning used here. This site is independent of engine-codes and autocodes.
B0223 CHEVROLET Recirculate Position Command 1 Circuit | Engine-Codes.com
archived reference page (engine-codes.com via Wayback Machine)
Supports: Chevrolet meaning and possible causes for B0223
Fetched directly. Model and year fitment remain curator claims.
B0223 CHEVROLET Recirculate Position Command 1 Circuit | AutoCodes.com
archived reference page (autocodes.com via Wayback Machine)
Supports: corroboration of Chevrolet meaning and causes for B0223
Same Chevrolet text as the engine-codes page (both sites share one publisher).

Last updated 2026-10-10.

Report a correction for B0223. Include your vehicle, the issue and a source if you have one.