What causes B0224 on a Chevy?

Recirculation door binding and stalling its actuator Recirculation door actuator position sensor out of calibration Open or short in the recirculation door actuator command circuit Corroded or loose recirculation door actuator connector Faulty output inside the HVAC control module

How do I fix B0224 on a Chevy?

Confirm the code with a scan tool and watch the recirculation door command and position Command the recirculation door through full travel and note where it stalls Inspect and reseat the recirculation door actuator connector Move the recirculation door by hand to check for binding Replace the recirculation door actuator only after the circuit tests pass, then clear the code and retest

Code

B0224

Recirculation door command circuit range fault

Q: What does B0224 mean on a Chevy?

B0224. Recirculation door command circuit range fault. The recirculation door moves outside its expected range and the body warning light comes on. Applies to Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code.

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

B0224. Recirculation door command circuit range fault. The recirculation door moves outside its expected range 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

Recirculation door binding and stalling its actuator
Recirculation door actuator position sensor out of calibration
Open or short in the recirculation door actuator command circuit
Corroded or loose recirculation door actuator connector
Faulty output inside the HVAC control module

Standard procedure

Confirm the code with a scan tool and watch the recirculation door command and position
Command the recirculation door through full travel and note where it stalls
Inspect and reseat the recirculation door actuator connector
Move the recirculation door by hand 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 B0224 definition | OBDII.pro
live manufacturer definition (obdii.pro)
Supports: GM manufacturer meaning for B0224
Fetched directly. The GM entry is the brand-family meaning used here. This site is independent of engine-codes and autocodes.
B0224 CHEVROLET Recirculate Position Command Circuit Range/Performance | Engine-Codes.com
archived reference page (engine-codes.com via Wayback Machine)
Supports: Chevrolet meaning and possible causes for B0224
Fetched directly. Model and year fitment remain curator claims.
B0224 CHEVROLET Recirculate Position Command Circuit Range/Performance | AutoCodes.com
archived reference page (autocodes.com via Wayback Machine)
Supports: corroboration of Chevrolet meaning and causes for B0224
Same Chevrolet text as the engine-codes page (both sites share one publisher).

Last updated 2026-10-10.

Report a correction for B0224. Include your vehicle, the issue and a source if you have one.