B0100: Sensor Cleaning Air Blower Actuator A
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA complaint patterns, then kept at generic code level because this page is not scoped to one make or model.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for B0100.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What Does B0100 Mean?
B0100 code: Sensor Cleaning Air Blower Actuator A. Symptoms, likely causes, diagnostic path, severity, and repair cost context.
Symptoms of B0100
- ⚠️ Warning light or diagnostic trouble code is stored
- ⚠️ Symptoms vary by vehicle and by the system that set the code
- ⚠️ Related codes, freeze-frame data, and live data are needed before replacing parts
- ⚠️ Vehicle may fail an emissions or safety inspection until the code is resolved and monitors reset
Common Causes
- 🔍 Circuit, sensor, actuator, wiring, connector, module, or mechanical condition detected by the relevant control module
- 🔍 Low battery voltage, poor ground, corrosion, water intrusion, or intermittent connector contact
- 🔍 Vehicle-specific calibration or service bulletin condition that must be checked by VIN
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"SRS: SERVICE AIR BAG LIGHT ON; SRS SCANNER GAVE CODES B0026; B0043; B0044; B0084; B0100; AND B0104. FOUND TECHNICAL SERVICE BULLETINS POSSIBLY RELATED TO MY SPECIFIC VEHICLE (TSB#050941001; NHTSA#10013456) AND (TSB#PIT-4662; NHTSA#10026744). CALLED GMC SERVICE CENTER; THEY CLAIMED UNABLE TO ASSIST. "
— Gmc Yukon owner, 2010-10-22
Source: NHTSA Complaints Database
Most Reported Vehicles for B0100
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | GMC YUKON |
Frequently Asked Questions
Is B0100 enough to replace a part?
Can I drive with B0100?
What To Do Next
-
1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
-
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
-
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.