2004 CHEVY BLAZER 4.3 V6 VEHICLE 49,000 MILES THE INTAKE MANIFOLD GASKET LEAKING .NUMEROUS COMPLAINTS ONLINE THEY USED CHEAP PLASTIC GASKET IN COMBINATION WITH DEXCOOL FLUID SOME SAY RESULT IN MELTDOWN OF FUEL LINE GASKET RESULTING IN FIRE. *TR
2004 Chevrolet Blazer
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 2004 Chevrolet Blazer do not stand out strongly from the model-year median of 32.
About this comparison →How this year compares
Owner complaints by model year
Compare all Blazer years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
39 reports with mileage · 11 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electrical System. Review the 10 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Structure. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
4 reportsMY 2004 TRAILBLAZER HAD BEEN IN THE MAROONE SERVICE DEPT 5 TIMES DURING THE FIRST 27000 DUE TO LOSS OF POWER, ENGINE STOP ON TRAFFIC LIGHT, AND SERVICE ENGINE SOON LIGHT ON. THE LAST TIME WAS LAST WEEK AND THE LIGHT IS ON AGAIN. I ALMOST HAD ACCIDENT ON THE TURNPIKE TRYING TO PASS A CAR, CAR IS NOT RESPONDING AS NECESSARY. I PR…
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MY 2004 TRAILBLAZER HAD BEEN IN THE MAROONE SERVICE DEPT 5 TIMES DURING THE FIRST 27000 DUE TO LOSS OF POWER, ENGINE STOP ON TRAFFIC LIGHT, AND SERVICE ENGINE SOON LIGHT ON. THE LAST TIME WAS LAST WEEK AND THE LIGHT IS ON AGAIN. I ALMOST HAD ACCIDENT ON THE TURNPIKE TRYING TO PASS A CAR, CAR IS NOT RESPONDING AS NECESSARY. I PREVIOUSLY OWNER A BLAZER, AND A TRAILBLAZER AND THEY WERE GREAT. THIS TRUCK IS GIVING ME A HARD TIME, LOST OF TIME AND CONFIDENCE. *JB
I WAS STUCK IN TRAFFIC ON AN INTERSTATE. WITHOUT WARNING MY VEHICLE SHUT OFF. I RESTARTED IT A FEW MOMENT LATER AND CONTINUED DOWN THE ROAD. APPROX 30 MIN LATER WHILE TRAVELING 70 MPH, IT SUDDENLY STOPPED AGAIN. DURING THE NEXT 2 HOURS, IT QUIT 5 MORE TIMES, USUALLY AT STOP SIGNALS. I TOOK THE VEHICLE TO THE DEALER WHO HAD IT FO…
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I WAS STUCK IN TRAFFIC ON AN INTERSTATE. WITHOUT WARNING MY VEHICLE SHUT OFF. I RESTARTED IT A FEW MOMENT LATER AND CONTINUED DOWN THE ROAD. APPROX 30 MIN LATER WHILE TRAVELING 70 MPH, IT SUDDENLY STOPPED AGAIN. DURING THE NEXT 2 HOURS, IT QUIT 5 MORE TIMES, USUALLY AT STOP SIGNALS. I TOOK THE VEHICLE TO THE DEALER WHO HAD IT FOR TWO DAYS AND COULDN'T FIND ANYTHING WRONG. *AK
VIBRATION AND DRONING NOISE STARTED 1 1/2 WEEKS (APPROXIMATELY DECEMBER 9 OR 10, 2003, AFTER PURCHASE ON 11/24/2003. LEVELS OF VIBRATIONS RANGE FROM LIGHT TO MEDIUM TO HEAVY; LEVELS OF DRONING NOISE RANGE FROM LIGHT TO MEDIUM TO HEAVY. 1. 1ST REPAIR VISIT--1/17/04 FOR VIBRATION AND DRONING--(DRONING WAS NOT MENTIONED ON SER…
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VIBRATION AND DRONING NOISE STARTED 1 1/2 WEEKS (APPROXIMATELY DECEMBER 9 OR 10, 2003, AFTER PURCHASE ON 11/24/2003. LEVELS OF VIBRATIONS RANGE FROM LIGHT TO MEDIUM TO HEAVY; LEVELS OF DRONING NOISE RANGE FROM LIGHT TO MEDIUM TO HEAVY. 1. 1ST REPAIR VISIT--1/17/04 FOR VIBRATION AND DRONING--(DRONING WAS NOT MENTIONED ON SERVICE ORDER;WHEN LEAVING THE DEALER, THE VIBRATION AND DRONING NOISE WORSE THAN WHEN IT WAS BROUGHT IN. SERVICE ORDER HAD "1465 EXCESSIVE EXHAUST VIBRATION L2004 .4 TO ALIGN EXHAUST SYSTEM .5 TO INSTALL CLAMP KIT INSTALL EXHAUST WEIGHTS 602 LINE TOTAL .9 HR" 2. TRUCK WAS IMMEDIATELY RETURNED 1/17/04 FOR EXCESSIVE VIBRATION AND DRONING AND WAS ASKED TO RETURN TRUCK ON MONDAY. 3. TRUCK TAKEN IN FOR REPAIR ON 1/19/04; "1563 REPOSITON BRCKTS FOR VIBRATION VIBRATION NORMAL FOR A SIX CYLINDER OPERATING AS DESIGNED 602." 4. TRUCK TAKEN IN FOR REPAIR ON 2/2/04 AT 7 A.M.; KEPT TRUCK ALL DAY AND OVERNIGHT. 2050 ADJUST EXHAUST, TRANS, AND ENGINES MOUNTS TO CHANGE COMMON FREQUENCY OF VIBRATION. NO CHARGE REFERENCE VEHICLE 4K124143 STOCK VEHICLE 602. 5. ON 2/4/2004, MET WITH GM REPRESENTATIVE, DAN SOTELO; ENGINE RUNNING AS DESIGNED, NO DEFECTS NOTED, SAID HE RODE IN IT (NOT WHILE I WAS THERE) HE DID SIT IN TRUCK WITH ME AND THE MGR OF SERVICE ALONG WITH ANOTHER GENTLEMAN. 6. ON 2/23/04, TRUCK TAKEN TO FRANK PARRA CHEVROLET, IRVING, TX, FOR VIBRATION AND ABNORMAL NOISE. FRANK PARRA COULD NOT HEAR ANY NOISE SO NO CORRECTIONS WERE DONE; CHECKED FOR TROUBLE CODES, SERVICE BULLETINS AND ROAD TESTED. VIBRATION IN SEAT CONSOLE. BOTH DEALERSHIPS ARE NEXT TO FREEWAY WITH HEAVY TRAFFIC. THE MEN AT THE DEALERSHIPS DO NOT APPEAR TO HEAR THIS DRONING (MY BROTHER CALLS IT A RUMBLING NOISE). THE VIBRATION IS FELT BY MY BROTHER, MY HUSBAND, AND A FRIEND. MY FORMER MECHANIC COULD HEAR THE NOISE AND FEEL THE VIBRATION. SOMETHING IS WRONG WITH THIS VEHICLE AND I DONT KNOW WHAT IS CAUSING IT.
Official recalls
104V132000 · Equipment:other:labels
Mar 18, 2004
CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 208, "OCCUPANT CRASH PROTECTION."
Consequence & remedy
Consequence: SOME OF THESE VEHICLES INCLUDE INCORRECT STATEMENTS ON ONE OF THE AIR BAG WARNING LABELS.
Remedy: OWNERS WILL BE PROVIDED WITH CORRECT LABELS AND INSTALLATION INSTRUCTIONS. OWNER NOTIFICATION BEGAN ON JUNE 4, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438 OR GMC AT 1-866-996-9463.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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