CHEVROLET BLAZER · model year

2005 CHEVROLET BLAZER

18 NHTSA complaints for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2005CHEVROLETBLAZER carries 18 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 2 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2005 BLAZER is fuel system, gasoline with 4 filings, followed by electrical system (3) and fuel/propulsion system (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 57 investigation files overlapping the 2005 BLAZER, and 2 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

18
Complaints
0
Crashes
2
Fires
0
Injuries
0
Deaths

Total Complaints

18 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
FUEL SYSTEM, GASOLINE4
ELECTRICAL SYSTEM3
FUEL/PROPULSION SYSTEM2
VEHICLE SPEED CONTROL1
VISIBILITY1
FUEL SYSTEM, OTHER1
ENGINE AND ENGINE COOLING1
LATCHES/LOCKS/LINKAGES1
STRUCTURE:BODY:DOOR1
ELECTRICAL SYSTEM:IGNITION1
AIR BAGS1
EXTERIOR LIGHTING1

Recent Complaints

20160117FUEL/PROPULSION SYSTEM

GAS GAUGE HAS NOT WORKED FOR AT LEAST 5 YEARS EVERY TIME I CALLED THE DEALER THEY SAID NO PROBLEM I THINK IT IS THE FUEL FILTER IN THE FUEL TANK AND TO FIX THAT IT WILL COST ME ABOUT 1000.00 TO FIX. MY SON AND A FRIEND OF MINE HAD THE SAME PROBLEM JUST DIDN'T SEEM WRIGHT CAR ONLY 5 YRS OLD AND THAT GOES WRONG FOR FIVE YRS I JUST FILL MY TANK AND GO ABOUT 250 MILES THEN FILL UP AGAIN. PLEASE TRY TO HELP ME WITH THIS PROBLEM. LIGHTS GO OUT WHEN IT RAINS THIS IS ANOTHER PROBLEM

20160117EXTERIOR LIGHTING

GAS GAUGE HAS NOT WORKED FOR AT LEAST 5 YEARS EVERY TIME I CALLED THE DEALER THEY SAID NO PROBLEM I THINK IT IS THE FUEL FILTER IN THE FUEL TANK AND TO FIX THAT IT WILL COST ME ABOUT 1000.00 TO FIX. MY SON AND A FRIEND OF MINE HAD THE SAME PROBLEM JUST DIDN'T SEEM WRIGHT CAR ONLY 5 YRS OLD AND THAT GOES WRONG FOR FIVE YRS I JUST FILL MY TANK AND GO ABOUT 250 MILES THEN FILL UP AGAIN. PLEASE TRY TO HELP ME WITH THIS PROBLEM. LIGHTS GO OUT WHEN IT RAINS THIS IS ANOTHER PROBLEM

20150403FUEL/PROPULSION SYSTEM

FUEL GAUGE SHOWS EMPTY NO MATTER HOW MUCH FUEL IS IN THE TANK. *TR

Mileage: 99,657

20141111AIR BAGS

I WAS NOTIFIED A WHILE BACK ABOUT DEFECTIVE AIR BAGS IN 2005 CHEVY TRAILBLAZERS AND I WOULD BE CONTACTED ON WHAT PROCEDURES TO TAKE IN ORDER OF CORRECTING AIR BAG. NO ONE EVER CONTACTED ME, GIVING ME INSTRUCTIONS ON WHERE TO TAKE MY TRAILBLAZER RE: AIRBAG TO HAVE IT CORRECTED. DID I RECEIVE THE NOTIFICATION IN ERROR? THE DATE ABOVE (INCIDENT DATE) IS NOT CORRECT,..COMPLAINT COULD NOT BE SUBMITTED WITHOUT ENTERING A DATE. *TR

20141020ELECTRICAL SYSTEM:IGNITION

AS OF OCTOBER 20,2014 I HAVE YET TO SEE THE 1999 CHEVORLET S_10 LS OR THE 2005 CHEVORLET BLAZER S-T 4X4 MY HUSBAND HAS TESTED BOTH OF THESE IGNITION SWITCHES AND THEY ARE THE SAME. HE THEN CALLED A GM DEALERSHIP AND THEY TOLD HIM TO NOT PUT ANYTHING HEAVY ON THE KEY RING. WE ARE GETTING THE SAME SPILL FROM GM AS EVERYONE ELSE.WHY HASN'T THE S-10'S AND BLAZERS BEEN INSPECTED, THEY HAVE THE SAME IGNITION SWITCH FROM THE 1999 S-10 TO THE 2005 BLAZER 4X4 AND ARE VERY EASY TO KNOCK IN TO ACCESSORY POSITION. BECAUSE THERE HAS BEEN NO INFORMATION PUT OUT ABOUT OUR IGNITION SWITCHES, WE ARE HIGHLY CONCERNED ABOUT THE AIRBAGS AS WELL. WHY HAVE THESE VEHICLES BEEN OVERLOOKED NOT INSPECTED AND SILENCED? NOONE HAS SAID THE S10 OR THE BLAZERS IGNITION SWITCHES ARE SAFE. THERE IS ABSOLUTELY NO QUESTIONS IN OUR MIND THAT THE IGNITION SWITCHES ARE THE SAME AS ALL THE RECALLED VEHICLES AND FAULTY AND POSSIBLY THE AIR BAGS AS WELL. PLEASE,PLEASE LOOK INTO THIS I HAVE A DAUGHTER COMING OF DRIVING

20140903FireELECTRICAL SYSTEM

I WAS RETURNING FROM LAS VEGAS ON A RUFF PAVED DESERT HWY IN MY 2005 5 SPEED 2 DOOR CHEVY BLAZER WHEN I NOTICE A SLIGHT SMELL OF ELECTRICAL SMOKE. I TURNED ON THE DOME LIGHT AND NOTICE THE TURNING SIGNAL SWITCH ARM BOUNCING A LOT WITH SOME SMOKE COMING OUT THERE AT THE COLUMN ! I SLOWED FROM 65 TO 40 WITH MY FLASHERS ON, PROBLEM SOLVED . GOT BACK ON A SMOOTH FREE WAY AT 65 WITH NO SMOKE. THE SWITCH ARM GOT SLOPPIER OVER TIME BUT STILL WORKED FOR ABOUT SIX MONTHS. THEN ONE DAY I TURN RIGHT WITH MY SIGNAL ON, WINDSHIELD WIPERS CAME ON BY THEMSELVES, & THE SMOKE WAS BACK (MUCH STRONGER ) WHILE DRIVING SLOW! I THEN PULLED INTO A AUTO PARTS PARKING LOT, SHUT IT OFF, & TOOK OUT THE KEYS! TO MY SHOCK THE WIPERS, & SMOKE KEPT GOING! I THEN OPENED THE HOOD, UNPLUGGED THE WIPER MOTOR, & AGAIN PROBLEM SOLVED ! THEN CAME A RAINY DAY SO I HAD TO PLUG BACK IN THE WIPERS, THINGS STILL ALL OK! BUT THEN I MADE A RIGHT TURN WITH THE TURN SIGNAL ON! THE EVEN STRONGER SMOKE WAS BACK PLUS MY ASTHMA ATT

Mileage: 77,333

20110502FUEL SYSTEM, GASOLINE

ABOUT A YEAR AGO I WAS DRIVING TO COLUMBUS, OHIO AND RAN OUT OF GAS WITH THE FUEL GAUGE ON FULL. THIS IS A 2005 BLAZER. WAS A YEAR OUT OF WARRANTY AND THEY WANTED $800 DOLLARS TO TAKE THE FUEL TANK. WAS TOLD BY THE DEALER THIS IS A COMMON PROBLEM, SO WHERE IS THE RECALL. *TR

Mileage: 38,000

20101201FUEL SYSTEM, GASOLINE

GM 05 TRAILBLAZER FUEL SENDING UNIT NHTSA RECALL CAMPAIGN NUMBER: DP10001 N/A MAKE: CHEVROLET MODEL: TRAILBLAZER MANUFACTURER : GENERAL MOTORS CORP. YEAR : 2005 COMPONENT : FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP DATE INVESTIGATION OPENED : JANUARY 7, 2010 DATE INVESTIGATION CLOSED : OPEN. *TR

Mileage: 60,000

20100614LATCHES/LOCKS/LINKAGES

I WAS DRIVING DOWN THE ROAD TOOK A RIGHT HAND TURN AND MY DRIVERSIDE BACK SEAT DOOR FLEW OPEN NARROWLY MISSING AN ON COMING WHILE I WAS ON MY WAY TO PICK UP MY 11 YEAR OLD SON. IF MY SON WAS IN THE CAR AND DID NOT HAVE HIS SAFETY BELT ON HE COULD HAVE BEEN THROWN FROM THE VEHICLE AND EVEN IF HE DID HE COULD HAVE BEEN SERIOUSLY HURT OR KILLED IF THE ON COMING CAR HIT THE OPEN DOOR. I REGISTERED A COMPLAINT WITH CHEVY AND IT WAS A REAL JOKE TO THEM. WHAT THEY SAID IS BECAUSE THERE IS NO RECALL THEY WILL DO NOTHING AND THAT I SHOULD TAKE IT TO THE DEALER TO HAVE IT FIXED. I GUESS SOMEONE NEEDS TO BE KILLED BEFORE THEY WILL TAKE AN ACTION. *TR

Mileage: 132,000

20100614STRUCTURE:BODY:DOOR

I WAS DRIVING DOWN THE ROAD TOOK A RIGHT HAND TURN AND MY DRIVERSIDE BACK SEAT DOOR FLEW OPEN NARROWLY MISSING AN ON COMING WHILE I WAS ON MY WAY TO PICK UP MY 11 YEAR OLD SON. IF MY SON WAS IN THE CAR AND DID NOT HAVE HIS SAFETY BELT ON HE COULD HAVE BEEN THROWN FROM THE VEHICLE AND EVEN IF HE DID HE COULD HAVE BEEN SERIOUSLY HURT OR KILLED IF THE ON COMING CAR HIT THE OPEN DOOR. I REGISTERED A COMPLAINT WITH CHEVY AND IT WAS A REAL JOKE TO THEM. WHAT THEY SAID IS BECAUSE THERE IS NO RECALL THEY WILL DO NOTHING AND THAT I SHOULD TAKE IT TO THE DEALER TO HAVE IT FIXED. I GUESS SOMEONE NEEDS TO BE KILLED BEFORE THEY WILL TAKE AN ACTION. *TR

Mileage: 132,000

20100526FUEL SYSTEM, GASOLINE

TL*THE CONTACT OWNS A 2005 CHEVROLET BLAZER. THE CONTACT STATED THAT WHENEVER SHE FILLED THE FUEL TANK, THE FUEL GAUGE INDICATED THAT THE TANK WAS EMPTY AND THE FUEL LIGHT STAYED ON. THE VEHICLE WAS TAKEN TO A REPAIR SHOP WHERE THE CONTACT WAS INFORMED THAT THE FUEL TANK NEEDED TO BE REMOVED AND THE FUEL GAUGE SENSOR NEEDED TO BE REPLACED. THE CONTACT CALLED THE MANUFACTURER WHO INFORMED HER THAT THERE WERE NO RECALLS ON THE VEHICLE. THE CURRENT AND FAILURE MILEAGES WERE 75,396.

Mileage: 75,396

20100413FireENGINE AND ENGINE COOLING

2005 CHEVY BLAZER WAS PARKED IN FRONT OF DRIVER'S HOME AND JUST WENT UP IN A BLAZE OF FIRE CONSUMING MOST OF THE VEHICLE. ONLY HAD ABOUT 35K MILES ON IT. THIS WAS A POLICE VEHICLE. *TR

20100319ELECTRICAL SYSTEM

MY 2005 CHEVY TRAILBLAZER HAS A BAD SPEEDOMETER. IT FAILED WITH 20,000 MILES ON IT. IT WILL READ 120 MILE AN HOUR SITTING STILL, THEN IT WILL READ 30 MILE AN HOUR, WHILE I AM GOING 60. IT IS TROUBLING AS TICKETS ARE EXPENSIVE IF I RECEIVE ONE. ON THE INTERSTATE, YOU HAVE NO IDEA HOW FAST YOU ARE GOING. HAS NEVER BEEN IN AN ACCIDENT. GM SAYS $800.00 PLUS TO FIX IT. ONLY HAS 39000 MILES ON IT NOW. THOUSANDS OF THESE HAVE THE SAME PROBLEM. COMPLETELY UNSAFE. THE WHOLE ASSEMBLY HAS TO BE REPLACED TO REPAIR TO FIX IT. *TR

Mileage: 20,000

20100121FUEL SYSTEM, OTHER

FUEL LEVEL SENSOR QUIT WORKING. *TR

20091011VISIBILITY

REAR WINDOW HAS SHATTERED 3 TIMES IN LAST 3 MONTHS. *TR

20090226FUEL SYSTEM, GASOLINE

FUEL PUMP PROBLEMS REPEATEDLY, TO FIND OUT THAT THE WIRING HARNESS ON THE FUEL PUMP AT THE GAS TANK WAS SHORTING OUT. *TR

Mileage: 55,000

20090214ELECTRICAL SYSTEM

2005 CHEVROLET TRAILBLAZER 4WD 1. CHECK ENGINE LIGHT STAYS ON CONSISTENTLY 2. WHEN DRIVING AT NIGHT THE HEADLIGHTS AND INSTRUMENT LIGHTS WILL DIM AND/OR FLASH ON AND OFF. 3. WHEN STOPPED THE VEHICLE WILL SUDDENLY REV WHICH HAS HAPPENED MANY TIMES AND FORTUNATELY I PRESSED THE BRAKE IN TIME OR I WOULD HAVE REAR ENDED SEVERAL VEHICLES. 4A. THE GAUGES ON MY VEHICLE ARE COMPLETELY HAYWIRE. THE SPEEDOMETER WILL AT TIMES NOT MOVE AT ALL OR GO ALL THE WAY PAST 120 MPH, AT OTHER TIMES IT WILL STICK ON WHATEVER SPEED I MIGHT BE GOING AT THE MOMENT AND NOT MOVE. OTHER TIMES IT WILL STICK AT WHATEVER SPEED I WAS GOING AND THEN PROCEED TO MOVE WHICH MAY SHOW I'M GOING 10, 20 30, .... MILES FASTER THAN THE ACTUAL SPEED I'M TRAVELING. 4B. THE OIL GAUGE HAS GONE ALL THE WAY OVER AND NO LONGER MOVES. THESE ARE ALL VERY DANGEROUS INCIDENTS WHICH SHOULD BE RECALLED

Mileage: 75,000

20090214VEHICLE SPEED CONTROL

2005 CHEVROLET TRAILBLAZER 4WD 1. CHECK ENGINE LIGHT STAYS ON CONSISTENTLY 2. WHEN DRIVING AT NIGHT THE HEADLIGHTS AND INSTRUMENT LIGHTS WILL DIM AND/OR FLASH ON AND OFF. 3. WHEN STOPPED THE VEHICLE WILL SUDDENLY REV WHICH HAS HAPPENED MANY TIMES AND FORTUNATELY I PRESSED THE BRAKE IN TIME OR I WOULD HAVE REAR ENDED SEVERAL VEHICLES. 4A. THE GAUGES ON MY VEHICLE ARE COMPLETELY HAYWIRE. THE SPEEDOMETER WILL AT TIMES NOT MOVE AT ALL OR GO ALL THE WAY PAST 120 MPH, AT OTHER TIMES IT WILL STICK ON WHATEVER SPEED I MIGHT BE GOING AT THE MOMENT AND NOT MOVE. OTHER TIMES IT WILL STICK AT WHATEVER SPEED I WAS GOING AND THEN PROCEED TO MOVE WHICH MAY SHOW I'M GOING 10, 20 30, .... MILES FASTER THAN THE ACTUAL SPEED I'M TRAVELING. 4B. THE OIL GAUGE HAS GONE ALL THE WAY OVER AND NO LONGER MOVES. THESE ARE ALL VERY DANGEROUS INCIDENTS WHICH SHOULD BE RECALLED

Mileage: 75,000

Compare 2005CHEVROLETBLAZER to Similar Vehicles

NHTSA Investigations 2 Open

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Frequently Asked Questions

How many complaints does the 2005 CHEVROLET BLAZER have?
The 2005 CHEVROLET BLAZER has 18 NHTSA complaints, 0 crashes, 2 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 2005 CHEVROLET BLAZER?
The most-complained component for the 2005 CHEVROLET BLAZER is FUEL SYSTEM, GASOLINE with 4 complaints. Other frequently reported areas include ELECTRICAL SYSTEM and FUEL/PROPULSION SYSTEM.
Is the 2005 CHEVROLET BLAZER safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.