Problems · by component
2003 Chevrolet Trailblazer fuel system, gasoline problems
199 owner complaints to NHTSA about the 2003 Chevrolet Trailblazer cite fuel system, gasoline, 16% of all 1,266 complaints for this model year.
Complaints
199
16% of all complaints
Crashes
0
Reported by owners
Fires
1
Reported by owners
Injuries
2
Reported by owners
What owners say about the fuel system, gasoline
Verbatim from NHTSA complaints, newest first
“ON 12/15/15 I DROPPED OFF MY 2003 CHEVY TRAILBLAZER BASED ON A BULLETIN THAT I RECEIVED FROM CHEVY - GM SPECIAL COVERAGE PROGRAM #14423. THERE WAS A SMELL OF FUEL WHILE REFUELING. ON 12/16/15 THE DEALERSHIP NOTIFIED ME THAT THE FUEL TANK WAS INDEED DEFECTIVE AND THAT IT NEEDED TO BE REPLACED. THEY SAID THAT THEY WOULD ORDER THE PART AND HOLD THE VEHICLE UNTIL THE PART CAME IN SINCE THE VEHICLE WAS NOT SAFE TO DRIVE. LATER THAT DAY THE DEALERSHIP STATED THE PART WOULD NOT BE AVAILABLE UNTIL THE MIDDLE OF FEB.2016 AND THAT I WOULD HAVE TO LEAVE THE VEHICLE IN THEIR LOT. THAT WAS EXTREMELY UPSETTING NEWS SINCE NOW I WAS NOT GOING TO HAVE MY VEHICLE FOR SEVERAL MONTHS WITHOUT A REPLACEMENT. I HAVE BEEN IN TOUCH WITH THE DEALERSHIP ([XXX] (SERVICE ADVISOR), [XXX] (PARTS MANAGER), [XXX] (SERVICE DIRECTOR), AND [XXX] , (PARTS DEPT. SUPERVISOR) AS WELL AS CHEVY CUSTOMER SERVICE (CASE # [XXX]). TODAY IS MARCH 4, 2016 AND THE PART IS STILL NOT AVAILABLE. I HAVE BEEN WITH OUT MY TRAILBLAZER FOR ALMOST 3 MONTHS. THE DEALERSHIP AND CHEVY CUSTOMER SERVICE STILL HAVE "NO IDEA" WHEN THE PART WILL BE AVAILABLE. THEY NOW TELL ME MAYBE MAY 2016. CAN YOU HELP EXPEDITE THIS CASE…”
“NHTSA ACTION NUMBER : PE07014 OCCURRED ON MY VEHICLE AROUND NOVEMBER 2014. THE PROBLEM PRESENTED AS P0442 CEL AND ODOR OF GAS AFTER PARKING IN GARAGE. GM HAS INDICATED BECAUSE THE SPECIAL CONSIDERATION ALLOWANCE HAS EXPIRED, DESPITE THE LOW MILEAGE THEY WILL DO NOTHING. THIS VEHICLE WAS PURCHASED NEW IN AUGUST 2003. I DO NOT UNDERSTAND WHY GM WAS NOT COMPELLED TO ISSUE A SAFETY RECALL DUE TO THE RISK OF GAS LEAKING. I WOULD APPRECIATE ASSISTANCE TO GET GM TO MINIMALLY PROVIDE DEFECTIVE PARTS REPLACEMENT, DUE TO THE KNOW MANUFACTURING DEFECT IN THE GAS TANK. *TR”
“COMMUNICATED TO GM HELP CENTER 10/30/2014: MY 2003 CHEVY TRAIL BLAZER HAS A STRONG ODOR OF GAS IN THE REAR. THE VEHICLE HAS ONLY 63,000 MILES AND HAS BEEN WELL MAINTAINED. I "GOOGLED" THE PROBLEM AND FOUND IT TO BE A KNOWN ISSUE. IN PART: NHTSA #: PE07014 "IN JUNE 2007, GM WILL EXPAND ITS SPECIAL POLICY TO ADDRESS FUEL TANK INLET CHECK VALVE (ICV) FRACTURES." WILL YOU HELP ME REMEDY THIS PROBLEM? SHORT STORY, THEY REVIEWED MY DESCRIPTION OF THE PROBLEM AND ULTIMATELY DECLINED ANY REMEDY. I CAN UNDERSTAND THAT THE EXTENDED WARRANTY HAS PASTED, BUT MY ISSUE IS I NEVER RECEIVED ANY NOTIFICATION AS NOTED IN NHTSA # PE07014. HAD I RECEIVED THAT NOTIFICATION I WOULD CERTAINLY HAVE FOLLOWED UP ON THE PROBLEM. THIS VEHICLE WAS PURCHASED NEW AND HAS VERY LOW MILES FOR BEING A 2003. IN VIEW OF THE LACK OF NOTIFICATION, I THINK THE VEHICLE SHOULD BE COVERED AS OUTLINED AS PART OF PE07014. HAD I RECEIVED NOTIFICATION AND IGNORED IT, THEN IT WOULD MY PROBLEM, BUT I NEVER RECEIVED THE ORIGINAL NOTIFICATION. *TR”
“SES LIGHT CAME ON. DEALERSHIP HAD NO APPS BROUGHT TO MECHANIC. CODE WAS FOR FUEL EMISSION LEAK. REPLACE GAS CAP. WEEK LATER CODE SES CAME ON AGAIN. BROUGHT BACK TO THE MECHANIC, SAID FUEL TANK IS CRACKED. CALLED CHEVY AND WAS TOLD THERE WAS A RECALL BUT NOT MY VIN..... *TR”
“THERE IS A STRONG ODOR OF GASOLINE VAPORS COMING FROM THE REAR OF THE VEHICLE, A CRACK CAN BE SEEN IN THE NECK OF THE FUEL TANK. WHEN FILLING THE VEHICLE, FUEL SPILLS OUT OF THE TANK FROM THE CRACK. THE FUEL GAUGE CLUSTER IN THE DASH DOESN'T WORK. THE BLOWER ON THE A/C UNIT DOESN'T WORK ON THE HIGHEST (5) LEVEL. ALSO, THE FAN CLUTCH WENT OUT CAUSING THE CAR TO OVERHEAT SEVERELY. THE FAN DOES NOT ENGAGE, CAUSING THE WATER PUMP SHAFT TO BECOME DAMAGED. ALSO, THE REAR DRIVER SIDE WINDOW QUIT FUNCTIONING, DESPITE BUYING AN EXPENSIVE NEW REGULATOR AND REPLACING IT. HAVING RESEARCHED THE ISSUES, I FIND THAT I AM AMONG HUNDREDS, POSSIBLY THOUSANDS OF UNSATISFIED PEOPLE WITH THE SAME PROBLEMS. *TR”
“MY 2003 CHEVY TRAILBLAZER CHECK ENGINE LIGHT COMES ON ACCOMPANIED BY THE LOW ENGINE POWER LIGHT. THE VEHICLE GOES INTO LIMP MODE. THIS IS A SAFETY FEATURE THAT ALLOWS THE COMPUTER TO PROTECT THE ENGINE FROM ANY DAMAGE SHOULD SOMETHING GO WRONG. THE ONLY PROBLEM IS THAT THERE IS NOTHING WRONG. THIS HAPPENS MULTIPLE TIMES A DAY (6-8). CHANGING SENSORS DOESN'T FIX IT. I BELIEVE IT TO BE A PROBLEM WITH THE 2003 CHEVY TRAILBLAZER COMPUTER. I HAVE READ MANY FORUMS WITH HUNDREDS OF PEOPLE THAT HAVE THIS SAME PROBLEM. PLEASE LOOK INTO IT BEFORE IT CAUSES AN ACCIDENT OR MAKES AN EMERGENCY SITUATION A FATAL ONE. *TR”
Showing 6 of 199 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.