The transmission may have been built with an incorrect sun gear, which can result in the driver-sidehalf-shaft disengaging from the transmission.
Risk: A half-shaft disengaging from the transmission can result in a loss of drive power or vehicle rollaway when the vehicle is placed in park. Either of these scenarios can increase the risk of a crash.
The fix and full notice
Fix: Dealers will replace the sun gears, free of charge. Owner notification letters were mailed on July 27, 2023. The remedy is expected to become available August 31, 2023. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GMC's number for this recall is N222389310.
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles.
NHTSA listing: BLAZER. Chevrolet campaign N222389310.
The left-sidehalf-shaft assemblies may be missing a retaining ring.
Risk: A missing retaining ring on the half-shaft can cause half-shaft inner joint separation, resulting in a loss of drive power or vehicle rollaway when the vehicle is placed in park. Either of these scenarios can increase the risk of a crash.
The fix and full notice
Fix: Dealers will replace the left-sidehalf-shaft assembly, free of charge. Owner notification letters were mailed February 23, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222390180.
General Motors, LLC (GM) is recalling certain 2023 Chevrolet Blazer and Traverse vehicles.
NHTSA listing: BLAZER. Chevrolet campaign N222390180.
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.
NHTSA investigations
NHTSA's investigations file, dated Nov 12, 2026, lists no investigations for the 2023 Chevrolet Blazer.
What owners report
Owners have filed 44 complaints with NHTSA about the 2023 Blazer. Below, they are sorted by the problems owners describe and by the areas NHTSA files them under. NHTSA does not verify complaints.
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 2023 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).
Owner complaints
2023: 44 complaintsTap or drag across the chart for other years.
Show as a table
Owner complaints by model year, Chevrolet Blazer
Model year
Complaints
2019
191
2020
224
2021
142
2022
55
2023
44
2024
57
2025
35
2026
1
Safety recalls
2023: 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.
In the 44 owner complaints filed with NHTSA for the 2023 Chevrolet Blazer, the problem described most is transmission failure or replacement (5). NHTSA does not verify complaints, and one complaint can describe several problems.
Is the 2023 Chevrolet Blazer safe?
In NHTSA crash tests every tested version of the 2023 Chevrolet Blazer earns 5 stars overall. The table above lists each tested version.
Is NHTSA investigating the 2023 Chevrolet Blazer?
No. NHTSA's investigations file, dated Nov 12, 2026, lists no investigations for the 2023 Chevrolet Blazer.
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 Nov 12, 2026; every campaign checked against NHTSA's recalls API.
NHTSA owner complaints file, dated Nov 11, 2026. Counted by complaint number, so a complaint naming three components counts once in the total.
NHTSA investigations file, dated Nov 12, 2026. Defect petitions, which ask NHTSA to open an investigation, are listed apart and only while open. Audit queries, which check whether a company met its recall and reporting duties rather than whether a vehicle has a problem, are not listed.
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.