Problems · by component

2003 Chevrolet Trailblazer structure problems

65 owner complaints to NHTSA about the 2003 Chevrolet Trailblazer cite structure, 5% of all 1,266 complaints for this model year.

Complaints
65
5% of all complaints
Crashes
2
Reported by owners
Fires
2
Reported by owners
Injuries
6
Reported by owners
01 —Owner reports

What owners say about the structure

Verbatim from NHTSA complaints, newest first
“TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT THE FRAME WAS EXPERIENCING DECAY. WHILE THE VEHICLE WAS BEING SERVICED BY AN INDEPENDENT MECHANIC, THE CONTACT WAS INFORMED OF ROTTEN AREAS ON THE FRAME. THERE WERE NO WARNING INDICATORS ILLUMINATED. PRIOR TO THE DIAGNOSIS, THE VEHICLE WAS TAKEN TO LYNCH CHEVROLET OF MUKWONAGO (280 EAST WOLF RUN, MUKWONAGO, WI 53149 (262) 363-4061), BUT THE CONTACT WAS NOT INFORMED OF CORROSION ON THE FRAME. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER STATED THAT THEY COULD NOT OFFER ASSISTANCE TO REPAIR THE VEHICLE. THE VIN AND FAILURE MILEAGE WERE UNKNOWN.”
Owner complaint to NHTSAFiled Dec 1, 2017StructureODI 11051682
“I'VE NOTICED THAT MY FRONT END WAS LOWER THAN USUAL. AT FIRST I THOUGHT MY UPPER CONTROL ARMS WERE GIVING IN. I TOOK MY CAR TO REPLACE THE FRONT TIRES AND TO ALSO GET A 4 WHEEL ALIGNMENT. THAT IS WHEN I WAS TOLD THAT THE STRUT BASE THAT IS WELDED ONTO THE CHASSIS WAS ROTTING OFF. THE MECHANIC EXPRESSED THAT I WAS A VERY LUCKY GUY BECAUSE AT ANY POINT IN TIME DURING MY COMMUTE, I COULD HAVE BEEN IN A SERIOUS CAR ACCIDENT THAT COULD HAVE RESULTED IN DEATH SINCE I MOSTLY USE THIS CAR ON THE HIGHWAY TO COMMUTE TO WORK. I DIDN'T THINK MUCH OF IT UNTIL HE ACTUALLY SHOWED ME ALL THE ROTTED PARTS AND I WAS IN DEEP SHOCK ONCE I SAW WHAT HE WAS TELLING ME. I'M THANKFUL THAT THE CARS STRUT WAS LEANING ON THE INNER FENDER FRAME PREVENTING IT FROM COMPLETELY FALLING TO THE GROUND. I ASKED THE MECHANIC HOW SOMETHING LIKE THIS COULD HAVE HAPPEN AND HE EXPLAINED THAT SINCE WE LIVE IN AN AREA WHERE IT SNOWS, THE SALT THAT IS APPLIED ON THE ROADS GETS TRAPPED INTO THE SLOTTED HOLES OF THE CHASSIS AND DETERIORATES WITH TIME. IT IS UNKNOWN OF THE TIME OF WHICH THE CHASSIS HAD BEGUN ROTTING.”
Owner complaint to NHTSAFiled Mar 25, 2017Suspension, StructureODI 10968506
“"TAKATA RECALL" WAS DRIVING DOWN THE HIGHWAY DOING BOUT 70MPH AND I HEAR A NOSIE ON THE ROOF AND THEN I SAW MY WHOLE 3RD BREAK LIGHT ASMBLEY BREAK OFF AND FLY INTO THE AIR AND ALMOST HIT THE CAR IN BACK OF ME THIS CAN CAUSE A MAJOR ACCIDENT IF IT FLY'S OFF AND HIT A CAR IN BACK OF YOU AND I WAS DOING RESEARCH ONLINE AND SAW ITS A COMMON PROBLEM WITH THESE SUV ITS A POOR DESIGN AND NEEDS TO BE RECALLED BEFORE SOMEBODY DIES.”
Owner complaint to NHTSAFiled Mar 3, 2016Electrical system, Exterior lighting, StructureODI 10839604
“ON AUGUST 26, 2015 WE PURCHASED A 2003 CHEVROLET TRAILBLAZER FROM WALI'S AUTO SALES IN ENOLA, PA. IT HAD 93,907 MILES ON IT AND APPEARED TO BE IN GOOD CONDITION WITH A CLEAN CAR FAX. WE TRADED IN OUR 1996 CHEVROLET SUBURBAN AND RECEIVED $1700 IN TRADE IN VALUE PURCHASING THE TRAILBLAZER FOR $5722.70 INCLUDING TAX AND TRANSFER FEES. BRAKES AND BALL JOINTS HAD BEEN REPLACED PRIOR TO OUR PURCHASE ALONG WITH A TRANSMISSION LINE. WE TOOK THE VEHICLE FOR AN ALIGNMENT AS SOON AS WE PURCHASED IT. WE DROVE THE VEHICLE APPROXIMATELY 200 MILES AND THEN ON SEPTEMBER 17TH LEFT HOME WITH INTENTIONS OF DRIVING THE VEHICLE TO STOWE VERMONT. AT 11:30 AM ON THE MORNING OF SEPTEMBER 17TH (APPROXIMATELY 2 HOURS INTO OUR TRIP) THE VEHICLE LOST POWER AND BRAKES CLOSE TO SCRANTON, PA. THE ENGINE CAUGHT FIRE AND WITHIN 7 MINUTES THE VEHICLE BURNED UP. THE VIN NUMBER WAS NOT READABLE. THE SCRANTON FIRE DEPARTMENT RESPONDED ALONG WITH PENNSYLVANIA STATE POLICE AND THE FORTY FORT POLICE. WE HAVE A COPY OF THE FIRE REPORT. THE VEHICLE WAS TOWED BY A LOCAL TOW COMPANY. MY WIFE AND I ESCAPED INJURY. WE HAD LIABILITY INSURANCE THROUGH STATE FARM WHICH COVERED TOWING AND FIRE COMPANY…”
Owner complaint to NHTSAFiled Sep 23, 2015Structure, Engine, Fuel/propulsion systemFire reportedODI 10773850
“TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 25 MPH, A FUEL ODOR EMITTED FROM THE VEHICLE WITHOUT WARNING. THE CONTACT DISCOVERED THAT THERE WAS FUEL LEAKING FROM THE VEHICLE. THE CONTACT ALSO MENTIONED THAT THE HATCH BACK FAILED TO LATCH. THE VEHICLE WAS TAKEN TO THE DEALER BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE OF THE FAILURE. THE FAILURE MILEAGE WAS 270,000.”
Owner complaint to NHTSAFiled Aug 5, 2015Structure, Fuel/propulsion systemODI 10746495
“TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT 370. WHILE DRIVING VARIOUS SPEEDS, THE HATCH DOOR AJAR LIGHT ILLUMINATED AND FAILED TO LATCH WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.”
Owner complaint to NHTSAFiled Apr 15, 2015StructureODI 10705916

Showing 6 of 65 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.