RecallPlainVehicle recalls, explained in plain English

2003 Chevrolet Trailblazer Ext recalls & complaints

2 high-risk recalls and 1255 owner complaints. Check every recall is completed before buying.
3recalls
2high risk
0stop-driving
1255complaints

Source: NHTSA, updated daily. Last checked 2026-10-18. Recalls apply to specific VINs — run your VIN to confirm.

3 safety recalls, most serious first

High risk Campaign 04V527000 · announced 01/11/2004 (22 years ago)

1. Brakes

What's wrong, in plain English: Anything that slows the car down. Treat brake recalls as urgent. 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.

What could happen: 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.

The fix: 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.

What to do

  1. Check whether your car is affected: enter your 17-digit VIN at nhtsa.gov/recalls. A recall covers specific VINs, not every 2003 TRAILBLAZER EXT.
  2. Book a repair at any authorized Chevrolet dealer. Quote NHTSA campaign 04V527000.
  3. The repair is free. By US law, safety recall repairs cost the owner nothing, no matter the car's age or mileage.
  4. Manufacturer hotline: 1-800-630-2438.
  5. Buying this car used? Ask the seller for proof the recall was completed, or run the VIN yourself before paying.
Official wording from NHTSA

Component: EXTERIOR LIGHTING:BRAKE LIGHTS
Summary: 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.
Notes: GM RECALL NO. 04087. CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

High risk Campaign 04V046000 · announced 04/02/2004 (22 years ago)

2. Visibility (wipers / glass)

What's wrong, in plain English: You may not be able to see the road clearly. 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.

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

The fix: 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; OLDSM…

What to do

  1. Check whether your car is affected: enter your 17-digit VIN at nhtsa.gov/recalls. A recall covers specific VINs, not every 2003 TRAILBLAZER EXT.
  2. Book a repair at any authorized Chevrolet dealer. Quote NHTSA campaign 04V046000.
  3. The repair is free. By US law, safety recall repairs cost the owner nothing, no matter the car's age or mileage.
  4. Manufacturer hotline: 1-800-630-2438.
  5. Buying this car used? Ask the seller for proof the recall was completed, or run the VIN yourself before paying.
Official wording from NHTSA

Component: VISIBILITY:WINDSHIELD WIPER/WASHER
Summary: 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.
Notes: GM RECALL NO. 04005. CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

Moderate Campaign 05V494000 · announced 27/10/2005 (19 years ago)

3. Latches / locks

What's wrong, in plain English: Doors, hood or trunk may open unexpectedly. CERTAIN SPORT UTILITY VEHICLES HAVE A REAR SIDE CLOSURE LATCH THAT MAY NOT LATCH OR UNLATCH DUE TO CORROSION CAUSED BY ROAD SPLASH, SUCH AS WATER AND ROAD SALT. THESE VEHICLES WERE ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RH…

What could happen: IF THE DOOR IS NOT LATCHED PROPERLY AND IT GOES UNNOTICED, IT MAY OPEN WHILE THE VEHICLE IS IN MOTION. IF AN UNBELTED OCCUPANT FELL OUT OF THE VEHICLE, PERSONAL INJURIES COULD OCCUR.

The fix: DEALERS WILL INSTALL A SEAL ALONG THE LOWER PART OF THE ROCKER PANEL TO PREVENT INTRUSION OF CORROSIVE MATERIAL, AND INSPECT THE REAR SIDE CLOSURE LATCHES. FUNCTIONAL LATCHES WILL BE CLEANED AND LUBRICATED. NON-FUNCTIONING LATCHES WILL BE REPLACED. THE RECALL BEGAN ON FEBRUARY 24, 2006. OWNERS MAY CONTACT CHEVROLE…

What to do

  1. Check whether your car is affected: enter your 17-digit VIN at nhtsa.gov/recalls. A recall covers specific VINs, not every 2003 TRAILBLAZER EXT.
  2. Book a repair at any authorized Chevrolet dealer. Quote NHTSA campaign 05V494000.
  3. The repair is free. By US law, safety recall repairs cost the owner nothing, no matter the car's age or mileage.
  4. Manufacturer hotline: 1-800-630-2438.
  5. Buying this car used? Ask the seller for proof the recall was completed, or run the VIN yourself before paying.
Official wording from NHTSA

Component: LATCHES/LOCKS/LINKAGES:DOORS:LATCH
Summary: CERTAIN SPORT UTILITY VEHICLES HAVE A REAR SIDE CLOSURE LATCH THAT MAY NOT LATCH OR UNLATCH DUE TO CORROSION CAUSED BY ROAD SPLASH, SUCH AS WATER AND ROAD SALT. THESE VEHICLES WERE ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA.
Consequence: IF THE DOOR IS NOT LATCHED PROPERLY AND IT GOES UNNOTICED, IT MAY OPEN WHILE THE VEHICLE IS IN MOTION. IF AN UNBELTED OCCUPANT FELL OUT OF THE VEHICLE, PERSONAL INJURIES COULD OCCUR.
Remedy: DEALERS WILL INSTALL A SEAL ALONG THE LOWER PART OF THE ROCKER PANEL TO PREVENT INTRUSION OF CORROSIVE MATERIAL, AND INSPECT THE REAR SIDE CLOSURE LATCHES. FUNCTIONAL LATCHES WILL BE CLEANED AND LUBRICATED. NON-FUNCTIONING LATCHES WILL BE REPLACED. THE RECALL BEGAN ON FEBRUARY 24, 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, OR ISUZU AT 1-800-255-6727.
Notes: GM RECALL NO. 05077. CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.

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Owner complaints filed with NHTSA

1255complaints
76crashes
20fires
80injuries
2deaths

Most complained-about parts: Electrical system (377), Fuel system (281), Gasoline (197), Transmission / drivetrain (153), Lights (106).

Complaints are unverified reports from owners. A pattern (many complaints about the same part) matters more than any single one.

Read recent complaints (8)

03/01/2023 · Electrical system
Transmission doesn’t have 3rd or 4th gear. Vehicle was smoking under hood. Found out after buying it it has flood damage. Mechanic said there was water in the transmission when inspected. Vehicle needs catylic converter sensor and vehicle has bad ground wire. Seller didn’t inform me of any of these issues and he said it was in good shape and very reliable.

01/12/2022 · Transmission / drivetrain
While driving my Trailblazer in A4WD on slippery road conditions, I went to pulled out of a parking lot and there was a loud sound like my whole front end fell out and the front end completely locked up. Almost causing an accident. I had to dial back to 2HI quickly to unlock to front end. There was no light indicating any problems. Been driving it 2HI since…

03/16/2021 · Electrical system · fire
WIRE HARNESS COATING FALLING APART ALMOST CAUGHT MY TRUCK ON FIRE GOT PICTURES AND IT TRIGGERS THE BRAKE LIGHT TO STAY ON

01/31/2021 · Suspension
SEE ATTACHED COMPLAINT TO GENERAL MOTORS. I HAVE ADDITIONAL DOCUMENTS WHERE OTHERS HAVE HAD THE SAME PROBLEMS WITH THERE SIMILAR YEAR TRAILBLAZERS.

12/03/2020 · Fuel system
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

05/12/2020 · Fuel system
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 FI…

04/29/2020 · Seats · 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.

04/13/2020 · Suspension
FRAME FAILED DRIVER'S SIDE REAR. CAUSING UNSAFE DRIVE CONDITION. FORWARD TO REVERSE GRINDING CAUSED BY SEPARATION OF FRAME.

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