2023 Chevrolet BLAZER problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
42 owner complaints analyzed
2 distinct recall campaigns
17,000 mi median reported failure mileage
Scope: 2023 model year. Data snapshot: . 14 complaints include usable failure mileage.
Most common problems
Engine is the most frequently named component, appearing in 12 of 42 complaints (28.6%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 12 | 28.6% |
| Transmission and shifting | 10 | 23.8% |
| Steering behavior | 6 | 14.3% |
| Engine operation | 4 | 9.5% |
| Fuel system concerns | 1 | 2.4% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Engine | 12 |
| Power Train | 10 |
| Service Brakes | 9 |
| Forward Collision Avoidance: Automatic Emergency Braking | 6 |
| Steering | 6 |
| Electrical System | 5 |
| Exterior Lighting | 3 |
| Fuel/Propulsion System | 3 |
Engine: 12; Power Train: 10; Service Brakes: 9; Forward Collision Avoidance: Automatic Emergency Braking: 6; Steering: 6; Electrical System: 5; Exterior Lighting: 3; Fuel/Propulsion System: 3
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 8 |
| 25,000 to 49,999 | 3 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 0 |
Under 25,000: 8; 25,000 to 49,999: 3; 50,000 to 74,999: 1; 75,000 to 99,999: 1; 100,000 to 149,999: 1; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (8). 28 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2023 | 9 |
| 2024 | 4 |
| 2025 | 15 |
| 2026 | 14 |
2023: 9; 2024: 4; 2025: 15; 2026: 14
Pattern summary
Engine leads the component reports. Braking behavior appears in 12 complaint narratives. Transmission and shifting appears in 10 complaint narratives. Steering behavior appears in 6 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11515521 · 2023-04-05 (April 5, 2023)
The contact owns a 2023 Chevrolet Blazer. The contact stated that while driving approximately 50 MPH, the vehicle experienced unintended acceleration and the speed increased to over 70 MPH. The contact indicated that while depressing the brake pedal the vehicle failed to slow as needed and the parking brake was activated to eventually stop the vehicle. The vehicle was later towed to the local dealer who was unable to determine or confirm the unintended acceleration failure. The contact was informed that the brake rotors and brake pads needed to…
Owner-reported narrative. 9,000 miles reported. Look up ODI 11515521 at NHTSA ↗
Owner report 11522056 · 2023-05-15 (May 15, 2023)
I was turning left at an intersection on 5/5/23 and the brakes locked up for no reason. As I entered the intersection the vehicle flashed the automatic emergency braking lights and locked up the brakes as I turned left. The lane in front of me was perfectly clear and the sudden stop fortunately didn't cause the vehicle behind me to rear end me. My wife and I were totally shocked and confused why this happened when there was clearly no obstruction ahead of us or reason to lockup the brakes. This is an absolute flaw and could have caused an accid…
Owner-reported narrative. Look up ODI 11522056 at NHTSA ↗
Owner report 11538383 · 2023-08-14 (August 14, 2023)
The contact owns a 2023 Chevrolet Blazer. The contact stated that while making a left turn, the contact heard an abnormal sound, and the accelerator pedal was depressed but the vehicle failed to accelerate as needed. No warning light was illuminated. The vehicle was towed to the dealer where it was diagnosed that the transmission had slipped into neutral, and the transmission gear box had fractured, and the transmission was unrepairable. The manufacturer was made aware of the failure and informed the contact there was no recall on the VIN. No a…
Owner-reported narrative. 6,500 miles reported. Look up ODI 11538383 at NHTSA ↗
Owner report 11605819 · 2024-08-01 (August 1, 2024)
The driver-side half-shaft disengaged from the transmission. This caused a roll away of the vehicle when it is thought to be securely in "park" gear cuasing a frontal colisión.
Owner-reported narrative. Look up ODI 11605819 at NHTSA ↗
Owner report 11652362 · 2025-04-02 (April 2, 2025)
Addition to Case #[XXX] Hi: Read the following response from Chevrolet Care at the end of this Email about my braking problem. Take Note That Chevrolet is Admitting that in a case like mine (wet, slippery snow conditions) I only have Basically Two Wheel Braking and those two wheels (tires) are sliding during the complete stop. This happens when driving in town (20 -25 mph) The rear wheels as Chevrolet says have a drag effect, (basically no braking) Chevrolet has created a crash Hazard with this over engineered braking system when used in wet …
Owner-reported narrative. Look up ODI 11652362 at NHTSA ↗
Owner report 11668579 · 2025-06-23 (June 23, 2025)
The contact owns a 2023 Chevrolet Blazer. The contact stated while driving at an undisclosed speed, the Lane Keep Assist feature steered the vehicle to the left while the vehicle was driving inside the lane. The Lane Keep Assist warning light was illuminated. Additionally, the vehicle also experienced a loss of power steering assist. The contact stated that the failure occurred after the vehicle drove over a pothole. The contact also stated that the dealer had previously replaced the front-end bracket after another vehicle struck the front end …
Owner-reported narrative. 8,500 miles reported. Look up ODI 11668579 at NHTSA ↗
Owner report 11536594 · 2023-08-04 (August 4, 2023)
Vehicle having multiple stalls with ABS light on while driving vehicle been at the dealership technician tried to repair it did not get fixed. Returned again stated that it was a wheel speed sensor. My vehicles been at the dealership for over two months now with no part ETA. Multiple instrument cluster lights and vehicle stalls while driving.
Owner-reported narrative. Look up ODI 11536594 at NHTSA ↗
Owner report 11547691 · 2023-10-02 (October 2, 2023)
I purchased this car in May 2023.Since day 1 one the car stalls after filling and out of nowhere. Can be sitting still or going down the highway and highway sped. I took it on snd they could not find anything. Was told to keep track of when it happens. After almost being rear ended several tons and being put in extreme safety I called them and took it back in . They have now had since 9/21/2023 saying they’re some kid of valve problem in the gas tank. So I am paying for a brand new car that is unsafe to drive and is at the dealer for who knows …
Owner-reported narrative. Look up ODI 11547691 at NHTSA ↗