Front blower motor power circuit is open
What it means
B0202. Front blower motor power circuit is open. The blower gets no power and the module sets a body warning light. This Chevy-enhanced code applies to Chevrolet, GMC, Buick, Cadillac, Pontiac, Oldsmobile and Saturn models that use this code.
Findings, check these first
- Open in the front blower motor power circuit
- Blown front blower motor fuse
- Unseated or corroded front blower power connector
- Failed front blower motor with an open winding
- Faulty output inside the HVAC control module
Standard procedure
- Confirm the code with a scan tool
- Check the front blower fuse and test for voltage at the blower connector
- Wiggle-test the front blower power harness while watching for voltage
- Test the front blower power circuit for an open
- Replace the front blower motor 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 B0202 definition | OBDII.pro
live manufacturer definition (obdii.pro)
Supports: GM manufacturer meaning for B0202
Fetched directly. The GM entry is the brand-family meaning used here. This site is independent of engine-codes and autocodes.
- B0202 CHEVROLET Front Blower Motor Power Circuit Open | Engine-Codes.com
archived reference page (engine-codes.com via Wayback Machine)
Supports: Chevrolet meaning and possible causes
Fetched directly. Model and year fitment remain curator claims.
- B0202 CHEVROLET Front Blower Motor Power Circuit Open | AutoCodes.com
archived reference page (autocodes.com via Wayback Machine)
Supports: corroboration of Chevrolet meaning and causes
Same Chevrolet text as the engine-codes page (both sites share one publisher).
Last updated 2026-10-10.
Report a correction for B0202. Include your vehicle, the issue and a source if you have one.