2019 Chevrolet Blazer Engine Problems
- Complaints
- 40about this part
- Share
- 21%of 189 total for the year
- Median mileage
- 1,904miles
- Trend
- RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.
NHTSA recorded 40 complaints about the engine of the 2019 Chevrolet Blazer, 21% of the 189 complaints for this model year. Where a mileage was given, the median is 1,904 miles.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“While driving, veh showed message , engine power being reduced, service parking brake. Then it died and would not restart. Parking brake was not engaged. Vehicle was in drive and moving apps 30 MPH. I was driving straight. Now the check engine light stays on. Vehicle had reduced power and feels like I'm driving with brake engaged. When the vehicle dies the brake service light illuminated and then turned off after apps 6 minutes.”
NHTSA complaint #11279055, filed 2019-11, 767 miles“While driving the Blazer the vehicle lost power. It was missing and didn't want to go. The warning lights came on. I had to call the tow truck to come pick it up. I had it delivered to the shop where I bought it. That was on sunday, october 6, 2019. On monday, october 7, 2019 I was called and the conclusion was made that I had a dead injector. They replaced injector #5. Picked it up on tuesday, october 8, 2019. Drove it home and on wednesday, october 9, 2019 on the way to work, I ended up on the side of the road again. The car did the exact same thing as on sunday. The car went down to 20 MPH. …”
NHTSA complaint #11267859, filed 2019-10, 3,042 miles“Coolant Thermostat needs replaced at 59945 miles. The temperature gauge stopped working and the A/C unit shut off. The temperature outside created a safety issue for my family and I to ride in the car. The engine light came on and a message that stated the Steering Assist was effected. This should not happen in a car under 60000 miles.”
NHTSA complaint #11655329, filed 2025-04“We are noticing the coolant meter seems to be stuck on C, the AC is not blowing cold and we are getting a message that ACTION REQUIRED steering assist is reduced, drive with CAUTION. Today the brakes slammed on by themselves and almost sent my wife thru the windshield. Luckily she was in a clear area with no other cars around.”
NHTSA complaint #11699307, filed 2025-11“Shift To Park message displays while vehicle is already in Park! Incident began increasing in frequency in late 2022 . Vehicle would not Shut Off! Bulletin on problem came out in 2019, Chevy did not inform me of this Safety issue , Grandchildren in vehicle at least 2 times . Chevy charged me for the fix , Chevy was aware of problem before warranty expired !”
NHTSA complaint #11503279, filed 2023-01Related service bulletins
- 11026017Jun 5, 2025This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
- 11024485May 15, 2025The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the…
- 11020254May 7, 2025This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in…
- 11019503Apr 18, 2025This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California…
- 11017508Apr 3, 2025This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon (SES), Reduced Power, Service Brake…
- 11017443Apr 2, 2025This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set.
- 11017263Mar 25, 2025This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to…
- 11016942Mar 4, 2025This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to…
- 11014230Jan 31, 2025This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
- 11014233Jan 30, 2025This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 3 | 9% |
| 2024 | 7 | 13% |
| 2023 | 12 | 27% |
| 2022 | 15 | 28% |
| 2021 | 42 | 30% |
| 2020 | 71 | 32% |
| 2019 | 40 | 21% |
| 2006 | 2 | 11% |
| 2002 | 3 | 1% |
| 2000 | 1 | 0% |
| 1999 | 2 | 0% |
| 1998 | 2 | 0% |
| 1996 | 1 | 0% |
| 1995 | 2 | 0% |
Other parts of the 2019 Chevrolet Blazer
64 complaintsElectrical system
62 complaintsOther or unknown
54 complaintsSteering
28 complaintsBrakes
14 complaintsVehicle speed control
7 complaintsForward collision avoidance
6 complaintsLane departure
4 complaintsBody and structure
4 complaintsAir bags
3 complaintsBack-over prevention (rear camera)
3 complaintsFuel system
2 complaints
← All problems reported for the 2019 Chevrolet Blazer
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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