2024 Chevrolet Blazer Transmission and drivetrain Problems
- Complaints
- 8about this part
- Share
- 15%of 53 total for the year
- Median mileage
- 46,831miles
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 8 complaints about the transmission and drivetrain of the 2024 Chevrolet Blazer, 15% of the 53 complaints for this model year. Where a mileage was given, the median is 46,831 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The transmission in my 2024 Chevrolet Blazer is very noisy often making whining and grinding sounds and I experience rough shifting and transmission hesitation during acceleration or gear changes.”
NHTSA complaint #11688917, filed 2025-09“I was driving to work as I normally do and work is only 15 miles away from home I get to work turn into the parking lot stop to scan my badge and I hear knocking noise I thought it was coming from the truck in front of me but after he moved on I still heard the noise and I found a parking spot as soon as I could and the engine light on the dash came on and the motor that was knocking is definitely my Blazer with only 11,222 miles on it. I always keep up on my vehicles maintenance in fact I just had the oil changed at Ray Skillman Gm Dealership2/16/26 it had 10,960 miles on it. …”
NHTSA complaint #11725131, filed 2026-03“Vehicle has only 1650 miles on it. It is driven conservatively especially so during the first 1000 miles of use “break in period”. Was leaving our neighborhood and the vehicle was searching for a gear, revving and jerking. Check Engine light came on. Limped the vehicle slowly back home and contacted dealer. Had vehicle towed to dealer and they diagnosed the issue as a faulty valve body. Part is on national backorder.”
NHTSA complaint #11583806, filed 2024-04“The contact rented a 2024 Chevrolet Blazer. The contact stated that while driving at undisclosed speeds, the vehicle vibrated and wobbled. There was no warning light illuminated. The contact stated that while driving at undisclosed high speeds, the vehicle vibrated abnormally. The contact stated that the vibration felt like the wheels were detaching from the vehicle, causing the children's car seats to also vibrate. The contact pulled over to the side of the road. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. …”
NHTSA complaint #11669718, filed 2025-06, 46,831 miles“Sudden catastrophic drive train failure while driving. Car stopped instantly and was totally immobilized. It had to be dragged onto a flatbed tow truck. It is at dealership now for evaluation.”
NHTSA complaint #11753684, filed 2026-07Related service bulletins
- 11019516Apr 17, 2025This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- 11016963Mar 13, 2025This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- 11015623Mar 5, 2025This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- 11014567Feb 12, 2025This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- 11014291Feb 5, 2025This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- 11013892Jan 10, 2025This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- 11013069Jan 9, 2025This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
- 11011690Dec 5, 2024This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
- 11011989Nov 27, 2024This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
- 11011339Nov 21, 2024This Preliminary information communicates possible transmission fluid leak in the torque converter housing area from loose pump bolts.
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2024 | 8 | 15% |
| 2023 | 10 | 23% |
| 2022 | 12 | 22% |
| 2021 | 19 | 13% |
| 2020 | 75 | 33% |
| 2019 | 64 | 34% |
| 2004 | 4 | 8% |
| 2003 | 12 | 16% |
| 2002 | 33 | 13% |
| 2001 | 31 | 10% |
| 2000 | 84 | 14% |
| 1999 | 54 | 12% |
| 1998 | 74 | 10% |
| 1997 | 110 | 14% |
| 1996 | 96 | 8% |
| 1995 | 68 | 6% |
| 1994 | 12 | 2% |
| 1993 | 19 | 4% |
| 1992 | 3 | 1% |
| 1991 | 8 | 4% |
| 1990 | 3 | 9% |
| 1989 | 1 | 3% |
| 1988 | 2 | 5% |
| 1987 | 4 | 13% |
| 1986 | 1 | 5% |
| 1985 | 4 | 14% |
Other parts of the 2024 Chevrolet Blazer
14 complaintsForward collision avoidance
11 complaintsOther or unknown
10 complaintsElectrical system
7 complaintsEngine
7 complaintsAir bags
4 complaintsFuel system
4 complaintsLane departure
3 complaintsBody and structure
3 complaintsEngine cooling
2 complaintsVehicle speed control
2 complaintsSteering
1 complaints
← All problems reported for the 2024 Chevrolet Blazer
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology