B0074 on CHEVROLET EQUINOX
Second Row Center Seat Belt Pretensioner Deployment Control
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Chevrolet model context without treating complaints as confirmed diagnoses.
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 B0074.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner 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 B0074 Means on Your CHEVROLET EQUINOX
B0074 is a diagnostic trouble code indicating: Second Row Center Seat Belt Pretensioner Deployment Control. This code relates to the body electrical system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real CHEVROLET EQUINOX Owner Reports
Source: NHTSA Complaints Database
"The front seat passenger air bag will not come on when someone sits in the seat. i get a service air bag system on the driver info center. took to dealer was told computer shows codes b0081 and b0074. was told passenger presence system, namely the seat sensor was bad and needed to be replaced."
"Service air bag light is on and constant, preventing passenger air bag function. retrieved codes are: b0081, b1370 and b0074. needs passenger presence module part # 19207140 @ $533.33 plus labor and tax. i believe this part should not fail, especially when the passenger seat is used infrequently."
"Airbag warning light on - took to mechanic yesterday and they found the following "b0074 & b0081 set. diagnosed and found passenger presence module internally failed". they told me it's a 800+ repair."
"Airbag warning light on - took to dealership yesterday and they found the following "b0074 & b0081 set. diagnosed and found passenger presence module internally failed". they told me it's a 800+ repair."
"My airbag light keep coming on.it has been doing this since i bought the car 8 years ago. chevy has fixed it before now it is doing the same thing again. it should be recall on the chevy equinox i'm not the only one who is having this problem. when i start the car the airbag light comes on."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on CHEVROLET EQUINOX
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.