There are 50 owner-reported fuel system complaints for the 2003 Chevrolet Trailblazerin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
IT'S LEAKING GAS FROM LINES ON TOP OF GAS TANK MECHANIC CHECK IT OUT I JUST CAN'T AFFORD IT I'M DISABLED ON FIXED INCOME RAISING MY GRANDSON
CHEVROLET SHOULD DO A CURRENT RECALL MY 2003 TRAILBLAZER HAS LEAK NEEDS TO BE FIXED
TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT STATED THERE WAS A STRONG ODOR OF FUEL INSIDE AND OUTSIDE THE VEHICLE. RELIABLE CHEVROLET (3655 S CAMPBELL AVE, SPRINGFIELD, MO 65807, (417) 708-8088) WAS CONTACTED AND INFORMED THE CONTACT THAT THE FAILURE WAS NOT COVERED. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 140,000.
HAS A BAD GAS SMELL LEAKING GAS SOMEWHERE
GAS SMELL
TAKATA RECALL YES I WAS SMELLING FUEL COMING FROM THE INSIDE OF THE CAB OF MY VEHICLE EVERY MORNING WELL STARTING IT UP AND IT WOULD REMAIN SO I LOOKED INTO IT AND IT WAS ON A RECALL BUT THEY TOLD ME THAT THE RECALL HAD EXPIRED AND THERE'S NOTHING THEY COULD DO ABOUT IT I DON'T THINK SOMETHING AS SERIOUS AS THIS SHOULD HAVE A LIMIT ON IT BECAUSE OF THE GAS FUMES CONSTANTLY ENTERING THE VEHICLE I'D SOMETIMES GET DIZZY AND LIGHTHEADED CAUSING ME TO PULL OVER TO LEAVE THE VEHICLE SO I CAN GET FRESH AIR NOT MENTIONING ALWAYS AFRAID OF SOMETHING SPARKING AND POSSIBLY CATCHING THE TRUCK ON FIRE I HAVE TAKEN THE TRUCK TO THE DEALER AND THEY TELL ME LIKE I SAID THE RECALL HAS EXPIRED I AM REACHING OUT TO YOU TO HELP ME GET THIS CORRECTED HOPE TO HEAR FROM YOU VERY SOON THANK YOU FOR TAKING THIS TIME TO READ MY COMPLAINT MY NAME TRACY O'BRIEN LIVE IN PALMDALE CALIFORNIA I CANNOT PROVIDE PICTURES BECAUSE I DO NOT KNOW WHERE IT IS COMING FROM
IN 2018 WE WERE HAVING A FUEL PRESSURE ISSUE AND DISCOVERED THAT THE ICV HAD CRACKED AROUND THE GAS TANK. WHEN I RESEARCHED THE ISSUE I FOUND THERE WAS A SPECIAL COVERAGE WARRANTY FOR THE ISSUE AND CALLED THE NEAREST CHEVY DEALERSHIP. THEY TOLD ME THAT THE COVERAGE HAD EXPIRED A MONTH EARLIER AND THEY WOULDN'T HONOR THE COVERAGE BUT IF WE WANTED THE CAR FIXED IT WOULD BE OVER$1000. WE'RE NOT THE FIRST OWNER OF THE VEHICLE AND IM SURE THAT'S WHY I NEVER RECEIVED THE NOTICE OF THE SPECIAL COVERAGE. CONSIDERING THIS IS AN ISSUE WITH THE FUEL TANK AND I HAVE CHILDREN IN MY CAR, I'M NOT UNDERSTANDING WHY THIS SPECIAL COVERAGE EXPIRED IN THE FIRST PLACE. PEOPLE BUY USED CARS ALL THE TIME AND IF THE DEALERSHIP DIDN'T CATCH IT BEFORE SELLING THE CAR IT'S UNFAIR TO PUT THE EXPENSE ON THE NEW OWNER WHEN IT'S A DEFECT CAUSED BY THE MANUFACTURER'S CHOICE IN UNRELIABLE PARTS. *TR
I JUST PURCHASED A 2003 TRAILBLAZER AND AFTER A DRIVE WHEN TURN OFF SMELLS REALLY BAD LIKE GASOLINE IS LEAKING
TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER EXT. THE CONTACT STATED THAT FUEL WAS LEAKING NEAR THE BOTTOM REAR OF THE VEHICLE. THE CONTACT INSPECTED UNDERNEATH THE VEHICLE AND NOTICED THAT THE CHECK VALVE WAS FRACTURED. JOE LUNGHAMER CHEVROLET (475 SUMMIT DR, WATERFORD TWP, MI 48328, 1-(248) 683-7100) WAS NOTIFIED AND STATED THAT THE VEHICLE WOULD NEED TO BE DIAGNOSED AND THERE WAS NO FUEL SYSTEM RECALL. THE MANUFACTURER ISSUED EXTENDED WARRANTY CAMPAIGN NUMBER: 14423, BUT THEY HAD NOT PROVIDED A RECALL REMEDY TO PREVENT THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THE VEHICLE WAS OUT OF WARRANT. THE FAILURE MILEAGE WAS NOT AVAILABLE.
TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT NOTICED AN ODOR OF FUEL COMING FROM THE FUEL TANK. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE FUEL TANK NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE AND VIN WERE NOT AVAILABLE.
TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT WHILE THE VEHICLE WAS PARKED IN THE GARAGE, THERE WAS A FUEL ODOR EMITTED IN AND AROUND THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THERE WAS FUEL SPILLED AROUND THE FUEL TANK AND THE REGULATOR WAS LEAKING FUEL AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. IN ADDITION, THE CONTACT STATED THAT THE VEHICLE FAILED TO START. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FUEL TANK FAILED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 101,243.
THE TOP OF MY FUEL PUMP AT THE RETURN LINE AND INTAKE LINE RUSTED OUT CAUSING GAS TO SPILL OUT ON TOP OF FUEL TANK AND SMELL VERY STRONG GAS ODERS.
ERROR CODE INDICATES A PROBLEM WITH THE EVAP SYSTEM. WON'T PASS STATE EMISSION TEST. CANT DIAGNOSE FURTHER BECAUSE OF A GAS LEAK AT THE GAS TANK FILLER HOSE CONNECTION TO THE GAS TANK. NOTIFIED BY MECHANIC THAT THEY REPLACED TANKS UP TO 150,000 MILES BUT MY TRUCK IS 185,000.
CANNOT PUT GAS IN TANK BECAUSE OF BACK PRESSURE
TRAILBLAZER FUEL SYSTEM
FUEL TANK HAS TINY CRACK AT THE WHERE THE TANK IS WELDED TOGETHER AND GASONILNE AND OR GASOLINE VAPORS LEAK OUT CAUSING THE CHECK ENGINE LIGHT TO COME ON. GM HAS ISSUED SPECIAL COVERAGE WARRANTY FOR VEHICLES THAT HAVE UP TO150,000 MILES OR 15YRS OLD WHICHEVER COMES FIRST. VEHICLE HAS 160,000 MILES ON IT AND THEY WILL NOT PAY FOR REPAIRS THAT SHOULD ACTUALLY BE A RECALL SINCE IT IS A SAFETY ISSUE THAT IS AFFECTING MILLIONS OF VEHICLES
CODE 440, SMELL OF GAS ON DIFFERENT OCCASIONS FROM THE GAS TANK AREA. REPLACED GAS CAP & PURGE VALVE. SMELL CONTINUES. NOT SURE WHAT IS FACTOR FOR THE SMELL, YET IT HAS GOTTEN STRONGER. A FEW TIMES I HAVE SMELLED THE GAS WHILE DRIVING,, THO, MOST TIMES IT IS UPON EXITING THE VEHICLE IT IS MOST NOTABLE.
FUEL LEAKAGE FROM FUEL TANK. VERY NOTICEABLE AFTER FUELING UP, AND WHEN IT'S WARM OUTSIDE. FUEL SMELL AND VISIBLE FLUID DRIPPING FROM THE FUEL TANK. VEHICLE ISN'T SAFE TO DRIVE, AND GM IS UNWILLING TO COVER THE COST FOR THE POOR QUALITY OF THE DESIGN OF THE FUEL TANKS. IT'S A KNOWN PROBLEM THAT GM AND IT'S DEALERSHIPS TRY TO PASS THE BILL FOR REPAIR ONTO THE CONSUMER.
GAS TANK IS LEAKING .I GET A LETTER FROM GENERAL MOTOR ABOUT THAT PROBLEM I TOOK THE TRUCK TO CRYSTAL CHEVROLET THE MANAGER TOLD HE WOULD NOT WORK ON MY TRUCK.
WHILE DRIVING MY VEHICLE IN DECEMBER 2015 I RECEIVED A "SERVICE ENGINE SOON" DISPLAY. I TOOK THE SUV TO A SERVICE CENTER WHO INFORMED ME MY FUEL TANK WAS CRACKED & NEEDED TO BE REPLACED. THEY ORDERED A NEW TANK BUT HAVE NOT BEEN ABLE TO OBTAIN THE PART. WHILE RESEARCHING THE SITUATION, I FOUND RECORD OF AN NHTSA INVESTIGATION (ACTION # PE07014) CONDUCTED IN 2007 FOR THE SAME PROBLEM, INVOLVING THE SAME MAKE, MODEL & YEAR AS MY VEHICLE IN WHICH GM WAS SUPPOSED TO SEND LETTERS TO OWNERS & REPAIR THE FUEL TANKS FREE OF CHARGE. I NEVER RECEIVED THE NOTIFICATION AND REACHED OUT TO GM CUSTOMER SERVICE TO FIND OUT WHY, FILE A REPORT AND EXPRESSING MY GRAVE CONCERNS REGARDING THE SAFETY ISSUES OF DRIVING A VEHICLE IN THIS CONDITION. OVER THE COURSE OF APPROXIMATELY TWO WEEKS OF COMMUNICATION, I WAS ADVISED MY VIN WASN'T INCLUDED IN THE ACTION THEREFORE THEY WOULDN'T HAVE NOTIFIED ME, IT WAS PAST THE MILEAGE WARRANTY & THEY WON'T EXTEND IT, THE PART IS ON BACKORDER AND THE SOONEST IT MIGHT BE AVAILABLE IS MAY, THEY WON'T PROVIDE A TEMPORARY REPAIR OR LOANER VEHICLE, THERE'S NOTHING FURTHER THEY CAN DO AND THEY'RE CLOSING THE FILE ON MY COMPLAINT. THEY WERE HOWEVER, WILLING TO OFFER A POTENTIAL DISCOUNT ON A NEW VEHICLE. I ADVISED THEM I WAS NOT IN A POSITION TO PURCHASE A VEHICLE AND THAT WASN'T AN APPROPRIATE SOLUTION TO THE PROBLEM.
Showing 1–20 of 50 complaints
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026