2024 Chevrolet Trailblazer Other or unknown Problems
- Complaints
- 6about this part
- Share
- 17%of 36 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 6 complaints about the other or unknown of the 2024 Chevrolet Trailblazer, 17% of the 36 complaints for this model year.
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.
“I received a email from carfax stateing the truck had diagnostic testing and is the transmission in the engine system. It’ll start up but you cannot drive it. It shows that are passed the state inspection on June 27/2025 stating that the truck passed the inspection how the truck went past inspection and it’s not driveable and I don’t have it. There’s no way that’s fraud you gonna say that the truck pass inspection when you can’t drive it normally when you go get a state inspection and once they do it and it pass they give you the keys and put the sticker on it. …”
NHTSA complaint #11669973, filed 2025-06“The audio in the vehicle goes out the radio and the warning sounds for all the safety alerts. The vehicle has been to the dealer 3 times the problem still is occurring. The problem is random no telling when it will occur. I have called GM customer service they were useless. When the audio for the vehicle goes out when I turn off the vehicle if it sits most of the time the audio will come back on. Today 8/18/2024 the audio went out twice no sounds for anything blinkers, lane assist, side mirror alert, stop alert nothing. This also affects the radio. …”
NHTSA complaint #11609242, filed 2024-08“The required back up camera got water inside the housing, worked for a little while, and then ultimately failed. There is a Recall for other trailblazers with this exact issue, however it seems my VIN was not included in said recall.”
NHTSA complaint #11772871, filed 2026-10“The dash and radio have gone out while driving several times now. Was driving out of state on vacation and it has gone out on us over 9 times. We will be driving and the dash goes black. You can’t see your speed, gas or radio.”
NHTSA complaint #11669915, filed 2025-06“Check engine light came on steady (not flashing) took to local repair shop and was informed it was a Thermo Control Valve. My car currently has approximately 66k miles on it.”
NHTSA complaint #11695183, filed 2025-10Related service bulletins
- 11038741Oct 22, 2026PI provides information on how to obtain a restricted radio
- 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.
- 11037320Sep 10, 2026This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
- 11037253Sep 4, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11037252Sep 4, 2026This Preliminary Information provides the dealer information of the location of the rear seat child anchors.
- 11036693Aug 28, 2026This Preliminary Information provides a diagnostic tip for diagnosing an issue with Cruise Control, Adaptive Cruise and Lane Keep Assist Turns Off or Inoperative.
- 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
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 4 | 33% |
| 2025 | 7 | 27% |
| 2024 | 6 | 17% |
| 2023 | 15 | 20% |
| 2022 | 36 | 32% |
| 2021 | 59 | 30% |
| 2009 | 1 | 4% |
| 2008 | 9 | 5% |
| 2007 | 16 | 2% |
| 2006 | 23 | 2% |
| 2005 | 32 | 2% |
| 2004 | 21 | 2% |
| 2003 | 19 | 2% |
| 2002 | 36 | 3% |
| 2001 | 2 | 10% |
Other parts of the 2024 Chevrolet Trailblazer
11 complaintsEngine
9 complaintsTransmission and drivetrain
8 complaintsBrakes
5 complaintsForward collision avoidance
3 complaintsLane departure
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsSeat belts
2 complaintsBack-over prevention (rear camera)
1 complaintsExterior lighting
1 complaintsSeats
1 complaintsSteering
1 complaints
← All problems reported for the 2024 Chevrolet Trailblazer
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