VehicleVerdict

2003 Chevrolet Trailblazer problems

Verdict · NHTSA data

One of the years to avoid

With 1,160 complaints filed to NHTSA — about 9.5 times the median Trailblazer year — the 2003 model ranks #5 of 18 Trailblazer years for complaint volume. It lands on the years-to-avoid list. Reports tied to this model year include 3 deaths and 86 injuries, per the complaint records themselves.

Electrical System leads the complaint categories with 298 reports (26% of the total).

1,160

NHTSA complaints

8

Recalls

8

Investigations

84

Crash-involved

24

Fires reported

86

Injuries

3

Deaths

NCAP overall

How does 2003 compare to other Trailblazer years?

See all Trailblazer years to avoid →

What are the most common 2003 Chevrolet Trailblazer problems?

ComponentComplaintsShare
Electrical System29826%
Fuel System18816%
Transmission1109%
Lighting837%
Engine817%
Visibility & Wipers746%
Airbags595%
Body & Structure444%
Brakes373%
Suspension363%
Other303%
Steering282%
Speed Control252%
Seat Belts202%
Tires & Wheels161%
Climate Control (A/C & Heat)131%
Latches & Locks91%
Seats81%
Child Seat10%

Does the 2003 Chevrolet Trailblazer have recalls?

8 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

05V198000LightingMay 5, 2005 · 286,478 units

Defect

ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FLASH IN A MANNER SIMILAR TO HAZARD WARNING, RATHER THAN FLASHING ON THE DESIRED SIDE ONLY.

Consequence

THE DRIVER MAY NOT BE ABLE TO CLEARLY SIGNAL THEIR INTENTIONS TO TURN, CHANGE TRAVEL LANES, OR POTENTIALLY WARN OTHERS OF AN IMPAIRED VEHICLE OPERATING CONDITION INCREASING THE RISK OF A CRASH.

Remedy

DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2005. ISUZU BEGAN MAILING OWNER LETTERS ON AUGUST 4, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, ISUZU AT 1-800-255-6727, BUICK AT 1-866-608-8080, AND OLDSMOBILE AT 1-800-630-6537.

04V527000LightingNovember 1, 2004 · 871,473 units

Defect

ON CERTAIN SPORT UTILITY VEHICLES, VIBRATION AND HEAT MAY CAUSE THE TAIL LAMP/STOP LAMP BULB TO LOOSEN IN ITS SOCKET. IF THIS OCCURS, THE BULB MAY FLICKER AND EVENTUALLY BECOME INOPERATIVE.

Consequence

AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING VEHICLES, AND AN INOPERATIVE REAR TURN SIGNAL LAMP WILL NOT CONVEY THE DRIVER'S INTENTION TO TURN TO DRIVERS IN FOLLOWING VEHICLES. BOTH OF THESE FAILURES CAN INCREASE THE RISK OF A CRASH.

Remedy

DEALERS WILL INSPECT THE TAIL LAMP/STOP LAMP ASSEMBLIES, AND IF NECESSARY, REPLACE THEM. THE RECALL BEGAN ON NOVEMBER 22, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438, OLDSMOBILE AT 1-800-630-6537, BUICK AT 1-866-608-8080, OR GMC AT 1-866-996-9463.

04V046000Visibility & WipersFebruary 4, 2004 · 581,394 units

Defect

CERTAIN SPORT UTILITY VEHICLES HAVE WINDSHIELD WIPER SYSTEMS THAT WILL NOT TURN ON, CEASE OPERATION WHILE IN USE, FAIL TO TURN OFF/ON BY THEMSELVES (MOISTURE SENSITIVE WIPER SYSTEM), OR HAVE CONTINUOUS WINDSHIELD WASHER PUMP OPERATION BECAUSE THE PRESENCE OF WATER WITHIN THE WIPER MODULES CAN EITHER CAUSE A SHORT CIRCUIT OR CAN LEAD TO THE CORROSION OF COMPONENTS WITHIN THE MODULE.

Consequence

DEPENDING ON THE OCCURRENCE AND WEATHER SITUATION, DRIVER VISIBILITY COULD BE REDUCED, WHICH COULD RESULT IN A CRASH.

Remedy

DEALERS WILL COVER THE WINDSHIELD WIPER MODULE VENT HOLE WITH A PATCH. ALSO, THE WIPER MOTOR, CIRCUIT BOARD, AND ELECTRICAL CONNECTOR WILL BE INSPECTED TO SIGNS OF WATER INTRUSION AND/OR CORROSION AND BE REPLACED AS REQUIRED. THE RECALL BEGAN JULY 6, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438; OLDSMOBILE AT 1-800-630-6537; OR GMC AT 1-866-996-9463.

03V250000OtherJuly 15, 2003 · 1,707,825 units

Defect

CERTAIN MINIVANS, PASSENGER AND SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 225, "CHILD RESTRAINT ANCHORAGE SYSTEM." THE OWNER'S MANUAL DOES NOT EXPLAIN THE MEANING OF THE LOCATION SYMBOLS FOR THE CHILD RESTRAINT LOWER UNIVERSAL ANCHORAGE SYSTEM.

Consequence

THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.

Remedy

OWNERS WILL BE PROVIDED WITH A SUPPLEMENT FOR THEIR OWNER'S MANUAL. THIS SUPPLEMENT DESCRIBES AND SHOWS THE LOCATION SYMBOLS FOR THE CHILD RESTRAINT ANCHORS THAT ARE LOCATED IN THE VEHICLE AND ON THE CHILD RESTRAINT OR BOOSTER CUSHION. OWNER NOTIFICATION BEGAN AUGUST 18, 2003. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, PONTIAC AT 1-800-620-7668, OR OLDSMOBILE AT 1-800-630-6537.

03V151000BrakesApril 23, 2003 · 44,653 units

Defect

CERTAIN SPORT UTILITY VEHICLES WERE BUILT WITH A LEFT-FRONT BRAKE PIPE WITH A CIRCUMFERENTIAL SCORE AT A RANDOM LOCATION ALONG THE LENGTH OF THE PIPE AS THE RESULT OF THE MANUFACTURING PROCESS. IF THE BRAKE PIPE PARTIALLY OR FULLY FRACTURED, BRAKE PEDAL TRAVEL WOULD IMMEDIATELY INCREASE AND FRONT BRAKE PERFORMANCE WOULD BE REDUCED.

Consequence

IF BRAKING PERFORMANCE IS REDUCED, A CRASH COULD OCCUR.

Remedy

DEALERS WILL REPLACE THE LEFT-FRONT BRAKE PIPE. OWNER NOTIFICATION BEGAN ON MAY 29, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OR OLDSMOBILE AT 1-800-442-8006.

03V075000TransmissionMarch 6, 2003 · 511,167 units

Defect

CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 114, "THEFT PROTECTION." THESE VEHICLES ARE EQUIPPED WITH A MECHANICAL OVERRIDE THAT COULD ALLOW THE IGNITION KEY TO BE REMOVED WITH THE SHIFT LEVER IN A POSITION OTHER THAN PARK. IN ADDITION, THESE VEHICLES HAVE AN OVERRIDE THAT CAN ALLOW THE TRANSMISSION TO BE SHIFTED OUT OF PARK WITH THE IGNITION IN THE OFF POSITION.

Consequence

THESE OVERRIDES ARE NOT PERMITTED UNLESS THE VEHICLE HAS A LOCKING STEERING COLUMN.

Remedy

DEALERS WILL ELIMINATE THESE CONDITIONS BY DISABLING THE OVERRIDES. OWNER NOTIFICATION BEGAN ON MAY 29, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OLDSMOBILE AT 1-800-442-6537, OR HUMMER AT 1-866-486-6376.

03V051000AirbagsFebruary 14, 2003 · 130 units

Defect

ON CERTAIN MINI VANS, PASSENGER AND SPORT UTILITY VEHICLES, SOME OF THESE VEHICLES HAVE A DRIVER'S SIDE AIR BAG THAT MAY NOT DEPLOY AS DESIGNED. IN ADDITION, THE AIR BAG INFLATOR COULD RUPTURE.

Consequence

THIS COULD RESULT IN REDUCED CAPABILITY OF THE AIR BAG TO PROTECT THE DRIVER. ALSO IF THE AIR BAG INFLATOR RUPTURED, PIECES OF THE INFLATOR COULD STRIKE AND INJURE THE VEHICLE OCCUPANTS.

Remedy

DEALERS WILL INSPECT, AND IF NECESSARY, INSTALL A NEW DRIVER'S AIR BAG. OWNER NOTIFICATION BEGAN ON MARCH 11, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BUICK AT 1-800-521-7300, CADILLAC AT 1-800-458-8006, CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OR PONTIAC AT 1-800-762-2737.

02V222000AirbagsAugust 9, 2002 · 133,221 units

Defect

CERTAIN PASSENGER, MINI VANS, AND SPORT UTILITY VEHICLES HAVE AN AIR BAG INFLATOR ON THE DRIVER'S SIDE THAT COULD FRACTURE AT A WELD DURING A DEPLOYMENT.

Consequence

PIECES OF THE INFLATOR COULD STRIKE AND INJURE VEHICLE OCCUPANTS AND THE AIR BAG CUSHION WOULD NOT INFLATE FULLY, REDUCING THE CAPABILITY OF THE BAG TO PROTECT THE DRIVER.

Remedy

DEALERS WILL INSPECT, AND REPLACE, IF NECESSARY, THE AIR BAG MODULE ASSEMBLY ON THE DRIVER'S SIDE. OWNER NOTIFICATION BEGAN AUGUST 15, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BUICK AT 1-800-521-7300, CADILLAC AT 1-800-458-8006, CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OLDSMOBILE AT 1-800-442-6537, OR PONTIAC AT 1-800-762-2737.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

TAKATA RECALL I HAVE A 2003 CHEVROLET TRAILBLAZER AND MY SUV WAS PARKED IN THE YARD AND I WENT TO GO TO THE STORE AND OPENED MY DOOR AND FOUND THE TRUCK WAS FULL OF SMOKE! MY DRIVER SEAT HAD CAUGHT ON FIRE JUST SITTING THERE. NOT EVEN CRANKED! IT DESTROYED THE SEAT AND THE TOP OF THE SUV AND THE…

Complaint filed with NHTSA · Electrical System · August 22, 2019 · fire

MY DRIVER SEAT CAUGHT FIRE WENT TO OPEN THE DOOR TO FIND A HOLE IN MY DRIVER SEAT AND THE ROOF TOP BURNT AS WELL. I ALSO HAD A NEW FUEL PUMP PUT IN DUE TO IT LEAKING GAS AFTER PUT IT. IT CONTINUES TO LEAK.

Complaint filed with NHTSA · Fuel System · April 27, 2020 · fire

GM T-BODY 4 WHEEL DRIVE VEHICLES 2002 > LOSS OF CONTROL DURING 4-WHEEL DRIVE CONDITIONS. TRANSFER CASE SHIFTING IN AND OUT WITH OUT WARNING, CAUSING A SLIDE AND SPIN OUT CONDITION. HAVE BEEN IN TOUCH WITH GM AND WAS TOLDS CONDITION IS NORMAL. THEY BLAME THE DRIVER IS DRIVING TOO FAST FOR…

Complaint filed with NHTSA · Transmission · December 18, 2004 · crash

HEADLIGHT PLUG MELTED AND BURNED. PASSENGER SIDE HEADLIGHT GOES OUT REPEATEDLY PRIOR TO NOTICING BURN DAMAGE. THREE BULBS REPLACED SINCE AUGUST 2005 PRIOR TO BURN DAMAGE NOTED. THERE ARE SEVERAL COMPLAINTS OF THIS THAT I CAN GATHER FROM A WEB FORUM THAT I VISIT CONCERNING THE TRAILBLAZER. *NM

Complaint filed with NHTSA · Lighting · June 12, 2006 · fire

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. WHILE DRIVING 60 MPH, THE TRANSMISSION SLIPPED AND WOULD NOT SHIFT GEARS. THE CONTACT NOTICED BLUISH-COLORED SMOKE COMING FROM UNDER THE VEHICLE. THERE WERE NO WARNING INDICATORS PRESENT. THE VEHICLE WAS TAKEN TO THE REPAIR SHOP AND THE MECHANIC…

Complaint filed with NHTSA · Engine · October 2, 2007 · fire

2003 Chevrolet Trailblazer — common questions

Is the 2003 Chevrolet Trailblazer reliable?

NHTSA data argues against it: 1,160 complaints put the 2003 model at #5 of 18 Trailblazer years. It is one of the Trailblazer years to avoid.

What are the most common 2003 Trailblazer problems?

According to NHTSA complaint data, the leading problem areas are electrical system (298 complaints), fuel system (188 complaints), transmission (110 complaints).

Does the 2003 Chevrolet Trailblazer have recalls?

Yes — NHTSA lists 8 recall campaigns affecting the 2003 Chevrolet Trailblazer. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 2003 Chevrolet Trailblazer under NHTSA investigation?

NHTSA opened 8 investigations into this model year; all are now closed.

Which Chevrolet Trailblazer years should you avoid?

Based on complaint rates and open investigations, the Trailblazer years to avoid are 2005, 2002, 2006, 2004, 2003, 2007, 2008, 2021. The cleanest record among Trailblazer years belongs to 2014.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.