Total Complaints
2 filings
CHEVROLET S/T BLAZER · model year
2003 CHEVROLET S/T BLAZER
2 NHTSA complaints, 1 crash report for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2003CHEVROLETS/T BLAZER carries 2 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 4 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2003 S/T BLAZER is air bags with 1 filings, followed by electrical system (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 57 investigation files overlapping the 2003 S/T BLAZER, and 2 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
2
Complaints
1
Crashes
0
Fires
4
Injuries
0
Deaths
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| AIR BAGS | 1 |
| ELECTRICAL SYSTEM | 1 |
Recent Complaints
20120412ELECTRICAL SYSTEM
IT 1ST STARTED WITH MY RPM JUST STOPPED WORKING. A WEEK LATER THE MPH, GAS GAUGE, AND TEMPERATURE GAUGE PINS ALL THE WAY OVER TO THE RIGHT. HASN'T WORKED SINCE. *TR
Mileage: 86,000
20091210CrashAIR BAGS
DRIVING HOME AT 45 MPH ON A 55 MPH STATE ROUTE 8, WE HIT A PATCH OF BLACK ICE ON AN OVERPASS AND BEGAN TO SLIDE. WE IMPACTED FRONTALLY AND FULLY INTO A GUARDRAIL, HARD ENOUGH TO BREAK THE FRAME OF THE 2003 CHEVY BLAZER, AND DESTROY THE FRONT OF THE VEHICLE. EVEN THE INSURANCE COMPANY CANNOT SEEM TO UNDERSTAND WHY THE AIRBAGS DID NOT DEPLOY. *TR
Mileage: 70,100
Compare 2003CHEVROLETS/T BLAZER to Similar Vehicles
NHTSA Investigations 2 Open
EA25007Engineering AnalysisOpen
Loss of motive power due to engine failure
PE23022Preliminary EvaluationClosed
Loss of Motive Power due to the Battery Energy Control Module
PE20016Preliminary EvaluationClosed
Electric Vehicle Battery Fires
EA20002Engineering AnalysisClosed
Outboard Front Seat Belt Anchor Cable Failure
PE20011Preliminary EvaluationClosed
Fuel Line Leak
Frequently Asked Questions
How many complaints does the 2003 CHEVROLET S/T BLAZER have?▼
The 2003 CHEVROLET S/T BLAZER has 2 NHTSA complaints, 1 crashes, 0 fires, 4 injuries, and 0 deaths reported.
What are the most common problems with the 2003 CHEVROLET S/T BLAZER?▼
The most-complained component for the 2003 CHEVROLET S/T BLAZER is AIR BAGS with 1 complaints. Other frequently reported areas include ELECTRICAL SYSTEM.
Is the 2003 CHEVROLET S/T BLAZER safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.