2002 Chevrolet Trailblazer Problems, Recalls & Reliability

1,693 owner complaints sit in the federal file for the 2002 Chevrolet Trailblazer, alongside 13 recall campaigns and 11 defect investigations. It scores 100/100 on the trouble index — one of the years to avoid for this model. Electrical leads the reports, typically around 55,000 miles.

Avoid this year if you can. The 2002 Chevrolet Trailblazer sits at the top of this model's complaint rankings. Quieter picks in the same family: 2000, 2008–2009, 2021–2022.

1,693Complaints
100/100Trouble index
13Recalls
64,000Typical trouble mileage

Avoid

Where 2002 sits among all Trailblazer years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Electrical 379 complaints (22%) · typically ~55,000 miles
“My 2002 trail blazer brake lights go out all the time. I changed the bulbs several times, but the problem seems to be the board that holds the light bulbs. The bulbs fit lose in the board, and it does not make a great connection.”— owner report to NHTSA, 2002 Trailblazer
Transmission & drivetrain 342 complaints (20%) · typically ~66,250 miles
“I own a 2002 cheverolet trailblazer with 66 thousand miles and have had the transmission go out.”— owner report to NHTSA, 2002 Trailblazer
Engine 176 complaints (10%) · typically ~57,250 miles
“Consumer states that while driving vehicle will not accelerate and will run at a rough idle, this was caused by a engine coil shortage. Dealer contacted and replaced part. Mr”— owner report to NHTSA, 2002 Trailblazer
Fuel system 152 complaints (9%) · typically ~83,488 miles
“Consumer states that there is a crack in the fueltank which is allowing the fuel to leak. Contacted dealer mr”— owner report to NHTSA, 2002 Trailblazer
Visibility & wipers 122 complaints (7%) · typically ~46,000 miles
“Consumer states that windshield wiper motor engaged while vehicle was turned off and ran continuously until serviced by the dealer. Dealer replaced the wiper motor with a different kind.”— owner report to NHTSA, 2002 Trailblazer
Airbags 107 complaints (6%) · typically ~74,288 miles
“Crash at 35 mph (front end square) driver and passenger air bags failed to deploy.”— owner report to NHTSA, 2002 Trailblazer

Mileage when trouble shows up

Among the 1,086 reports that include an odometer reading, problems most often appear around 64,000 miles. Half of those reports fall between 36,000 and 100,000 miles — a useful range to weigh against the mileage of the exact car you're looking at.

Recalls (13)

EXTERIOR LIGHTING 06E025000 2006

CERTAIN POLI-AUTO COMBINATION HEADLAMP ASSEMBLIES, P/NOS. 11-728, 11-728D, 11-710, 11-419, 11-713, 11-703, 11-704, 11-708P, 11-735, 11-725, 11-726, 11-716 (P&C), 11-721-1, 11-733, 11-729, 11-730, AND 11-732, SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN…

Fix: POLI-AUTO WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE HEADLAMPS AT ITS ORIGINAL PURCHASE PRICE. THE RECALL IS EXPECTED TO BEGIN DURING APRIL 2006. OWNERS MAY CONTACT POLI-AUTO AT 305-477-1356.

EXTERIOR LIGHTING 04V527000 2004

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.

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…

SEAT BELTS 04V201000 2004

CERTAIN LIGHT DUTY PICKUP TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 209, "SEAT BELT ASSEMBLIES." ONE OF THE TWO SENSORS IN THE DRIVER'S AND FRONT PASSENGER'S SEAT BELT RETRACTORS COULD BE INOPERATIVE.…

Fix: DEALERS WILL INSPECT THE DRIVER AND FRONT PASSENGER SAFETY BELT RETRACTORS, AND REPLACE THEM IF NECESSARY. OWNER NOTIFICATION BEGAN ON JUNE 24, 2004. OWNERS SHOULD CONTACT CHEVROLET AT…

VISIBILITY 04V046000 2004

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…

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…

EQUIPMENT 03V250000 2003

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…

Fix: 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…

ELECTRICAL SYSTEM 03V096000 2003

CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARDS NO. 101, "CONTROL LOCATION, IDENTIFICATION, AND ILLUMINATION" AND NO. 208, "OCCUPANT CRASH PROTECTION." THESE VEHICLES HAVE AN INTERMITTENT…

Fix: DEALERS WILL REPROGRAM THE INSTRUMENT PANEL CLUSTER. OWNER NOTIFICATION BEGAN MAY 29, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT…

POWER TRAIN 03V075000 2003

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…

Fix: 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…

STRUCTURE 02V273000 2002

CERTAIN SPORT UTILITY VEHICLES ARE MISSING WELDS ON THE REAR FLOOR PLAN.

Fix: DEALERS WILL INSPECT THE VEHICLE FOR MISSING WELDS. IF MISSING WELDS ARE FOUND, GM WILL EXCHANGE THE VEHICLE FOR AN EQUIVALENT VEHICLE OR PROVIDE A REFUND OF THE PURCHASE PRICE. OWNER NOTIFICATION…

FUEL SYSTEM, GASOLINE 02V121000 2002

ON CERTAIN SPORT UTILITY VEHICLES, A FUEL FILTER FITTING CAN BECOME DISCONNECTED. IF THIS WERE TO OCCUR WHILE ATTEMPTING TO START THE ENGINE, A NO-START CONDITION WOULD RESULT AND FUEL WOULD BE PUMPED OUT THE FUEL FILTER ONTO THE GROUND.

Fix: DEALERS WILL REPLACE THE FUEL FILTER QUICK CONNECT RETAINERS. OWNER NOTIFICATION BEGAN SEPTEMBER 20, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE…

AIR BAGS 02V222000 2002

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.

Fix: 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…

POWER TRAIN 01V334000 2001

VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES EQUIPPED WITH 4-WHEEL DRIVE. THE CALIBRATION OF THE TRANSFER CASE CONTROL MODULE COULD CAUSE INSUFFICIENT HIGH SPEED GEAR ENGAGEMENT.

Fix: DEALERS WILL UPDATE THE TRANSFER CASE CONTROL MODULE CALIBRATION TO INCREASE GEAR ENGAGEMENT. OWNER NOTIFICATION BEGAN NOVEMBER 6, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON…

POWER TRAIN 01V283000 2001

VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES (4 WHEEL-DRIVE). SOME OF THESE VEHICLES WERE BUILT WITH A RANGE SHIFT COLLAR IN THE TRANSMISSION TRANSFER CASE THAT CONTAINS CRACKS.

Fix: DEALERS WILL REPLACE THE TRANSFER CASES AND UPDATE THE CONTROL MODULE CALIBRATION. OWNER NOTIFICATION BEGAN SEPTEMBER 6, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED…

SUSPENSION 01V126000 2001

VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES. UNDER CERTAIN CIRCUMSTANCES THE FRONT LOWER CONTROL ARM BRACKETS MAY FRACTURE. THIS FRACTURE COULD RESULT IN SEPARATION OF THE FRONT LOWER CONTROL ARM FROM THE FRAME.

Fix: DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT LOWER CONTROL ARM BRACKETS. OWNER NOTIFICATION BEGAN BY TELEPHONE ON APRIL 4, 2001. THE FOLLOWUP LETTER TO CONSUMERS WAS MAILED MAY 3, 2001. OWNERS…

Federal defect investigations

Loss of Headlights RQ17002 opened 2017, closed 2021
FUEL PUMP MODULE LEAKS GASOLINE EA07009 opened 2007, closed 2008
FUEL TANK LEAK PE07014 opened 2007, closed 2007
FUEL PUMP MODULE LEAKS GASOLINE PE07013 opened 2007, closed 2007
BRAKE LAMP FAILURE EA04021 opened 2004, closed 2004

Led to recall campaign 04V527000.

BRAKE LAMP FAILURE PE04032 opened 2004, closed 2004
WINDSHIELD WIPER FAILURE EA04002 opened 2004, closed 2004

Led to recall campaign 04V046000.

WINDSHIELD WIPER FAILURE PE03042 opened 2003, closed 2004
2002 TRAILBLAZER/ENVOY FUEL TANK LEAKS PE02093 opened 2002, closed 2003
FUEL FILTER QUICK CONNECT FITTING RQ02010 opened 2002, closed 2002

Led to recall campaign 02V121001.

PINCHER/CHAFED WIRING PE02036 opened 2002, closed 2002

Technical service bulletins

643 manufacturer communications — service bulletins, the biggest share on electrical and engine — are on file for the 2002 Chevrolet Trailblazer. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2002 Trailblazer TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2001peak 266 in 20032025

Questions buyers ask

Is the 2002 Chevrolet Trailblazer reliable?

The 2002 Chevrolet Trailblazer drew 1,693 complaints in federal safety records — one of the years to avoid for this model. Its trouble index is 100/100, scored against the model's worst year (2002).

What are the most common 2002 Chevrolet Trailblazer problems?

The top reported problems for the 2002 Chevrolet Trailblazer are electrical (379 complaints), transmission & drivetrain (342), and engine (176).

At what mileage do 2002 Chevrolet Trailblazer problems show up?

Owners most often report 2002 Chevrolet Trailblazer problems around 64,000 miles. Half of all reports that include an odometer reading fall between 36,000 and 100,000 miles.

Does the 2002 Chevrolet Trailblazer have recalls?

13 recall campaigns apply to the 2002 Chevrolet Trailblazer. Recall repairs are free at any franchised dealer.

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Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.