The affected tires were cured for too long during production.
Risk: Over cured tires may develop a break in the sidewall resulting in sudden air loss or a belt edge separation which could lead to a tread/belt loss. Either condition can cause a loss of vehicle control, increasing the risk of a crash.
The fix and full notice
Fix: GM will notify owners, and dealers will inspect the tires, replacing them as necessary, free of charge. The recall began March 22, 2021. Owners may contact GMC customer service at 1-888-988-7267, Buick customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N212329050.
General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer, Silverado 1500, GMC Acadia, Sierra 1500, and certain Continental tires sold to the aftermarket for various model year 2018-2021 vehicles.
NHTSA listing: BLAZER. Chevrolet campaign N212329050.
The start/stop accumulator endcap may have missing bolts.
Risk: Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may increase the risk of fire.
The fix and full notice
Fix: GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202313440.
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles.
NHTSA listing: BLAZER. Chevrolet campaign N202313440.
Questions about any of these recalls: call NHTSA's Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or check your VIN at nhtsa.gov/recalls.
What owners report
The areas named in the 186 owner complaints filed with NHTSA for the 2019 Blazer. NHTSA does not verify complaints.
Powertrain64 · 34%
Most named: automatic transmission, lever and linkage, floor shift (3)
Electrical system59 · 32%
Engine40 · 22%
Steering27 · 15%
Brakes14 · 8%
Speed control7 · 4%
Forward collision avoidance6 · 3%
Most named: automatic emergency braking (4); adaptive cruise control (3)
Unknown or other54 · 29%
A complaint can name more than one area, so shares add up to more than 100%.
Chevrolet Blazer recalls and complaints by model year
The highlighted bars are the 2019 model year. Newer model years have had less time on the road, so their counts are lower. Counting complaints filed in each model year's first three years, the 2023 Blazer drew the most (28) and the 2019 drew 16.
Owner complaints
2019: 186 complaintsTap or drag across the chart for other years.
Show as a table
Owner complaints by model year, Chevrolet Blazer
Model year
Complaints
2019
186
2020
219
2021
133
2022
50
2023
43
2024
47
2025
32
2026
1
Safety recalls
2019: 2 recallsTap or drag across the chart for other years.
Show as a table
Safety recalls by model year, Chevrolet Blazer
Model year
Recalls
2019
2
2020
3
2021
1
2022
1
2023
2
2024
1
2025
1
2026
0
Crash test ratings
NHTSA's 5-Star Safety Ratings for each version it tested. Rollover risk is NHTSA's estimate of the chance of rolling over in a single-vehicle crash.
Tested version
Overall
Frontal
Side
Rollover
Chevrolet Blazer SUV AWD
Rollover risk 14.7%
Chevrolet Blazer SUV FWD
Rollover risk 15.5%
Questions
What are the most common 2019 Blazer problems?
The areas owners name most often in NHTSA complaints: powertrain (64), electrical system (59), engine (40). NHTSA does not verify complaints, and one complaint can name several areas.
Is the 2019 Chevrolet Blazer safe?
In NHTSA crash tests every tested version of the 2019 Chevrolet Blazer earns 5 stars overall. The table above lists each tested version.
How do I check if my Blazer has an open recall?
Enter the 17-character VIN from your dashboard, door jamb or registration at nhtsa.gov/recalls. The lookup lists unrepaired recalls for that exact vehicle. Safety recall repairs are free at Chevrolet dealers.
Sources and method
NHTSA recalls file (NHTSA datasets), dated Sep 27, 2026; every campaign checked against NHTSA's recalls API.
NHTSA owner complaints file, dated Sep 26, 2026. Counted by complaint number, so a complaint naming three components counts once in the total.
NHTSA 5-Star Safety Ratings (NCAP).
NHTSA model names covered: BLAZER.
Complaint counts are unverified owner reports. They rise with sales volume and time on the road, so compare model years with care. How we build these pages. Spotted an error? Tell us.