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2003 Chevrolet Trailblazer Heating & air conditioning Problems

Owner-reported complaints naming the heating or air-conditioning system, filed with NHTSA

Data refreshed

Heating & air conditioning reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
14
Latest May 27, 2015
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
2%
of 901 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
0
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
1

What this page shows

Reports naming the heating, ventilation and air-conditioning system. Every record below is an owner-reported complaint about the 2003 Chevrolet Trailblazer submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 14 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming heating or air-conditioning

Shown in the owner’s own words, exactly as filed

Heating & air conditioningElectricalExterior lighting
Filed May 27, 2015

TL* THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT THE AIR CONDITIONER LIGHT, REAR BRAKE LIGHT, AND REAR DRIVER SIDE TAIL LIGHT MALFUNCTIONED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND THE TECHNICIAN DIAGNOSED THAT THE LIGHTS MALFUNCTIONED DUE TO ELECTRICAL ISSUES WITH THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 65,000.

NHTSA ID
10721742
Incident
Feb 10, 2015
Mileage
65,000 mi
Heating & air conditioningElectricalFuel system
Filed Mar 23, 2009

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. WHILE DRIVING 25 MPH, THE CONTACT NOTICED THAT THE FUEL GAUGE WAS NOT REGISTERING THE CORRECT AMOUNT OF FUEL. OCCASIONALLY, THE GAUGE WOULD INDICATE THAT NO FUEL WAS PRESENT IN THE VEHICLE AT ALL. THE VEHICLE WAS NOT INSPECTED AND NO REPAIRS WERE MADE AT THAT TIME. ONE YEAR LATER, THE TEMPERATURE GAUGE, ACTUATOR ON THE AIR CONDITIONING/HEATING SYSTEM, AND THE SPEEDOMETER FAILED. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY CONFIRMED THAT THE ACTUATOR FAILED. THE VEHICLE WAS REPAIRED AT THE COST OF $720. THE MANUFACTURER STATED THAT NO COMPENSATION WOULD BE PROVIDED BECAUSE THE FAILURE WAS NOT UNDER RECALL. THE FAILURE MILEAGE WAS 30,000 AND CURRENT MILEAGE WAS 44,000. UPDATED 4/23/09 *CN UPDATED 04/28/09. *JB

NHTSA ID
10262793
Incident
Feb 11, 2007
Mileage
30,000 mi
Heating & air conditioningElectricalVisibility
Filed Sep 15, 2008

TL*THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE AIR CONDITIONING AND HEATING SYSTEM WOULD NOT COOL OR HEAT PROPERLY. IN ADDITION, THE RADIO BEGAN SHORTING OUT AND THE BLOWER MOTOR STOPPED WORKING. THE DEALER STATED THAT THE REPAIRS WOULD BE THE CONTACT'S RESPONSIBILITY BECAUSE THE VEHICLE WAS NO LONGER UNDER WARRANTY. HE HAS BEEN TO THE DEALER AT LEAST FOUR TIMES AND NEITHER THE RADIO NOR THE VENTS HAVE WORKED PROPERLY. THE FAILURES BEGAN WITHIN THE FIRST YEAR OF OWNING THE VEHICLE. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 37,200.

NHTSA ID
10242271
Incident
Jan 1, 2008
Mileage
37,200 mi
Heating & air conditioning
Filed Oct 3, 2007

PURCHASED USED 2003 TRAILBLAZER WITH 22,052 MILES IN MAY 2007...AC NOT WORKING PROPERLY..MAY 17, 2007 DEALER REPLACED LOW PRESSURE CYCLING SWITCH..AUGUST 28, 2007 NUMBER 1 AND NUMBER 5 SPEED STOPPED WORKING ON AC SWITCH.. *JB

NHTSA ID
10204786
Incident
Aug 28, 2007
Heating & air conditioning
Filed Feb 18, 2006
1 injury reported

SUV CHEVROLET TRAILBLAZER 2003: HEATED SEATS BOTH DRIVER AND PASSENGER ARE SUBMITTED TO BURNING SENSATION OR THE SMELL OF ELECTRICAL SHORT OR COMPONENT BURNING. BURNING SENSATION TO INNER THIGHS OR BACK OF EITHER SEAT. THIS IS OVER A VERY SHORT PERIOD OF TIME WHEN THE MODULE IS TURNED 3-4 MINUTES, NEED TO TURN OFF HEATED SEAT SWITCH. ITS EITHER HOT OR OFF. *NM

NHTSA ID
10150574
Incident
Feb 18, 2006
Mileage
50,750 mi
Heating & air conditioning
Filed Jul 20, 2005

DT: THE CONTACT OWNS A 2003 CHEVROLET TRAILBLAZER. THE CONTACT HAS A SIX MONTH INFANT THAT IS IN A REAR-FACING CHILD SEAT AT THE DRIVER SIDE REAR. THE AIR CONDITION WILL NOT REACH HIM. SHE TRIED OTHER PLACES IN THE VEHICLE BUT NONE SEEMED TO HELP. WHEN IT IS REALLY HOT OUTSIDE CHILD CANNOT GET COOLED OFF BECAUSE AIR CONDITIONER WILL NOT WORK. *AK

NHTSA ID
10129507
Incident
Sep 1, 2004
Heating & air conditioningElectricalEngine+2 more
Filed Jul 6, 2004

CONSUMER WAS STOPPED BY A POLICE OFFICER, WHO INFORMED CONSUMER THAT THE TAIL LIGHTS WERE OUT. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT TAIL LIGHTS NEEDED TO BE REPLACED. ALSO, VEHICLE STALLED WHILE DRIVING AT ANY SPEED. *AK THE VEHICLE WOULD HESITATE AND SKIP UPON ACCELERATION, AT STOP SIGNS. TRAFFIC LIGHTS AND WHILE PARKING ON INCLINES. MULTIPLE COMPONENTS WERE REPLACED TO CORRECT THE PROBLEM BUT THEY RECURRED. THE RADIO BECAME EXTREMELY HOT WHILE DRIVING ON LONG TRIPS. THE RADIO WAS REPLACED BUT THE PROBLEM CONTINUED. THE A/C UNIT FAILED INTERMITTENTLY BECAUSE OF A FAULTY A/C SWITCH. THE CONSUMER MENTIONED FUEL SYSTEM PROBLEMS. *NM

NHTSA ID
10065034
Incident
Jan 17, 2003
Heating & air conditioningDriver assistanceTransmission+1 more
Filed Apr 23, 2004

2003 CHEVROLET TRAILBLAZER PLAGUED WITH DEFECTS. (NAR) *PH TRANSMISSION, AIR CONDITIONER, SUSPENSION, AND REAR WINDSHIELD NOT WORKING PROPERLY. *CB

NHTSA ID
10071631
Incident
May 9, 2003
Heating & air conditioningElectricalEngine+1 more
Filed Jan 29, 2004

I HAVE HAD THE EXACT PROBLEMS AS STATED IN 10047425. WINDSHIELD WIPERS WENT OUT COMPLETELY ON A RAINY DAY, MODULE REPLACED, A/C BROKE ON A HOT DAY-FIXED, POWER STEERING ASSIST STOPPED WORKING COMPLETELY MAKING DRIVING THE VEHICLE NEARLY IMPOSSIBLE, VEHICLE STARTED ON RESERVE POWER WHEN TEMP HIT -6 DEGREES, HEATER MOTOR STOPPED WORKING COMPLETELY THE NEXT DAY -10 DEGREES. BASICALLY THIS VEHICLE DOESN'T LIKE CHANGES IN WEATHER. *AK

NHTSA ID
10055194
Incident
Jan 28, 2004
Mileage
9,000 mi
BrakesHeating & air conditioningEngine+1 more
Filed Jan 14, 2004

CONSUMER TOOK VEHICLE TO REPAIR SHOP BECAUSE OF THE FOLLOWING PROBLEMS; RACK AND PINION FAILED TWICE/AIR CONDITIONER MALFUNCTIONED TWICE/VEHICLE STALLED AT TAKE OFF/ OIL LEAK, AND BRAKE LIGHTS FAILED TO OPERATE PROPERLY. ALSO, VEHICLE MADE A LOUD NOISE ON DRIVER'S SIDE WHILE DRIVING. *AK

NHTSA ID
10054097
Incident
Jan 14, 2004
Heating & air conditioningElectricalEngine+2 more
Filed Nov 25, 2003

MY 11-MONTH OLD 2003 CHEVROLET TRAILBLAZER HAS HAD MULTIPLE QUALITY PROBLEMS, TWICE AFFECTING MY SAFETY. MOST OF THE PROBLEMS HAVE BEEN ELECTRICAL IN NATURE. THE 4WD HAS BECOME INOPERABLE NUMEROUS TIMES, ONCE WHILE DRIVING IN SNOW. IN ANOTHER INCIDENT DURING A SEVERE THUNDERSTORM AT NIGHT THE AIR CONDITIONER (A/C) FAILED AND I WAS UNABLE TO DEFROST MY WINDSHIELD IN ORDER TO SEE. AFTER ONE DEALER FAILED TO DIAGNOSE THE 4WD PROBLEM, ANOTHER DEALER REPLACED MY IGNITION SWITCH BECAUSE THE TECHNICIAN SAID I HAD NO POWER AT ALL GOING TO THE "REAR GRID." I CONTINUE TO HAVE INTERMITTENT ELECTRICAL PROBLEMS, INCLUDING NEAR STALLING AT A TRAFFIC LIGHT, AND ONGOING 4WD FAILURES. THE CAR ALSO HAS VERY JERKY MOTION WHEN IN 4WD REVERSE, OF COURSE, WHEN THE 4WD IS WORKING AT ALL. THE DEALER TOLD ME THAT WAS NORMAL AND NOW I SEE THERE IS A SERVICE BULLETIN ON THE PROBLEM. *LA

NHTSA ID
10047515
Incident
Feb 28, 2003
Mileage
2,392 mi
Heating & air conditioning
Filed Nov 4, 2003

IF THE VEHICLE IS TURNED ON, WHEN YOU TURN ON THE A/C, THE A/C PUMP WILL NOT TURN ON. YOU EITHER HAVE TO TURN THE A/C KNOB ON/OFF A FEW TIMES TO GET IT TO GO, OR OPEN THE FRONT HOOD, AND TAP ON THE A/C PUMP WITH YOUR HAND TO GET IT TO START. THIS HAPPENS AT ANY POINT IN DRIVING OR WHILE IN PARK. THE A/C WILL NOT BLOW COLD AIR UNLESS YOU DO AS I HAVE STATED ABOVE.*AK

NHTSA ID
10045386
Incident
Sep 1, 2003
Mileage
4,000 mi
Heating & air conditioningElectrical
Filed Sep 13, 2003

VEHICLE'S DASH GAUGES CAME ON AND SPEEDOMETER STARTED FLUCTUATING AFTER 35 MILES DRIVING AND VEHICLE STALLED OUT, NOT BEING ABLE TO RESTART. COMPUTER WAS REPLACED BY DEALER. PROBLEM AROSE AGAIN ABOUT A WEEK LATER. GM HAD DEALER REPLACE ANOTHER PART IN I BELIEVE THE IGNITION KEY AREA. CHECK ENGINE LIGHT CAME ON AGAIN IN A COUPLE WEEKS AND VEHICLE WOULD NOT START FOR DEALER AFTER IT WAS DRIVEN THERE. DEALER FOUND WIRE CONNECTION IN WIRING HARNESS TO COMPUTER WAS NOT MAKING CONTINUOUS CONTACT AT A CONNECTION. ALSO DEALER HAD TO REPLACE A SWITCH WHEN THE A/C WOULD WORK INTERMITTENTLY. LUCKILY I HAVE A GOOD EFFICIENT DEALER AND SERVICE DEPARTMENT WHO CARES ABOUT THEIR CUSTOMERS. *JB

NHTSA ID
10038843
Incident
May 8, 2003
Mileage
35 mi
Heating & air conditioning
Filed Jun 17, 2003

MY 2003 CHEVY TRAILBLAZER HAS BEEN TAKEN TO DEALERSHIP 2X FOR A PROBLEM WITH THE AIR CONDITIONER. BOTH TIMES THE DEALER STATED THERE IS NOTHING WRONG WITH THE TRUCK. MY AIR CONDITIONER DOES NOT WORK! TO ADD TO THE PROBLEMS THERE IS NO COLD OR EVEN COOL AIR FROM THE VENT POSITION. THE AIR IS VERY HOT! *JB

NHTSA ID
10023227
Incident
May 1, 2003

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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Data sources

Data on this page last refreshed .