Problems · NHTSA complaints
2005 Chevrolet Blazer problems
Owners filed 15 complaints about the 2005 Chevrolet Blazer with NHTSA between Feb 2009 and Jan 2016. The most-cited component is electrical system (4).
Complaints
15
Filed with NHTSA
Crashes
0
Reported by owners
Fires
2
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Electrical system4
- Fuel system, gasoline4
- Fuel/propulsion system2
- Exterior lighting1
- Air bags1
- Structure1
- Latches/locks/linkages1
- Engine and engine cooling1
- Equipment1
- Fuel system, other1
- Visibility1
- Vehicle speed control1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
3
6
1
0
0
3
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2009 | 3 |
| 2010 | 6 |
| 2011 | 1 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 3 |
| 2015 | 1 |
| 2016 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Electrical system
4 reports1 fire
“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 AGE AND WE NEED TO KNOW OUR VEHICLES ARE SAFE FOR HER TO EVEN STEP IN. *TR”
Fuel system, gasoline
4 reports
“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”
Fuel/propulsion system
2 reports
“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”
Exterior lighting
1 report
Air bags
1 report
“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”
Structure
1 report
“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”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.