2025 Chevrolet Blazer Other or unknown Problems
- Complaints
- 9about this part
- Share
- 26%of 35 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 9 complaints about the other or unknown of the 2025 Chevrolet Blazer, 26% of the 35 complaints for this model year. 2 of these say a crash was involved, according to the filers.
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.
“2025 Chevrolet Blazer EV AWD purchased 5/23/25 (under 3,100 miles) The vehicle's Telematics Control Module (TCM) has failed, disabling the built-in navigation system, OnStar services, remote start, and My Chevrolet app connectivity. The dealership confirmed the TCM needs replacement and the part is on backorder with no ETA. This is a known issue affecting this model. I am reporting this as a safety defect for the following reasons: The 2025 Blazer EV does not support Apple CarPlay or Android Auto. …”
NHTSA complaint #11727054, filed 2026-03“3 Times, while travelling at highway speeds, infotainment module and driver display went dark for at least 3 minutes. While in this state, there were no visual controls such as speed, turn signals, etc. - the entire dashboard was dark. Recurring codes are: U11FD(00) Raw code: D1FD00 ECU: 40[Archive (inactive)] Status: Confirmed, Test failed since last DTC clear”
NHTSA complaint #11759047, filed 2026-08“This issue is about OnStar Telematics Control Module , since last 3 months.. mutiple services in my car stopped working. No GPS, TPS warning messages.. No internet..This issue has been reported all across US and GM, NHSTA needs to investigate this.”
NHTSA complaint #11709181, filed 2026-01“What component or system failed or malfunctioned, and is it available for inspection upon request? On September 12, 2026, while parked at the top level of a parking garage, the vehicle unexpectedly began rolling forward after being parked and exited. The vehicle subsequently struck a concrete wall. The vehicle is available for inspection upon request. How was your safety or the safety of others put at risk? On September 12, 2026, my son parked the vehicle on the top level of a parking garage. …”
NHTSA complaint #11764016, filed 2026-09“The onstar module is broken and on significant backorder. Without it, standard features in my car such as GPS, onstar safety, remote control, and other features do not work.”
NHTSA complaint #11726370, filed 2026-03Related service bulletins
- 11038592Oct 16, 2026PI created to guide technicians through radio restriction process
- 11038460Oct 7, 2026This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
- 11038136Sep 28, 2026This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to…
- 11038132Sep 28, 2026This Preliminary information communicates to dealers a procedure to reset the radio.
- 11037555Sep 26, 2026This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- 11037446Sep 15, 2026If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path before replacing the Image processing module.
- 11037253Sep 4, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11036690Aug 27, 2026This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
- 11036392Aug 20, 2026This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
- 11035693Jul 28, 2026This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 9 | 26% |
| 2024 | 10 | 19% |
| 2023 | 3 | 7% |
| 2022 | 9 | 16% |
| 2021 | 24 | 17% |
| 2020 | 57 | 25% |
| 2019 | 54 | 29% |
| 2007 | 1 | 11% |
| 2004 | 1 | 2% |
| 2003 | 1 | 1% |
| 2002 | 7 | 3% |
| 2001 | 10 | 3% |
| 2000 | 17 | 3% |
| 1999 | 12 | 3% |
| 1998 | 14 | 2% |
| 1997 | 27 | 4% |
| 1996 | 14 | 1% |
| 1995 | 36 | 3% |
| 1994 | 8 | 1% |
| 1993 | 3 | 1% |
| 1992 | 2 | 1% |
| 1991 | 2 | 1% |
| 1990 | 2 | 6% |
| 1988 | 1 | 3% |
| 1987 | 1 | 3% |
| 1984 | 1 | 11% |
Other parts of the 2025 Chevrolet Blazer
12 complaintsBrakes
7 complaintsForward collision avoidance
7 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsEngine
3 complaintsBody and structure
2 complaintsSuspension
2 complaintsBack-over prevention (rear camera)
1 complaintsExterior lighting
1 complaintsFuel system
1 complaintsLane departure
1 complaintsSteering
1 complaints
← All problems reported for the 2025 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