2018 Chevrolet Sonic Recall: A joint in the driver's seat-back frame may not be properly welded…
NHTSA campaign 18V342000 · Seats · filed May 27, 2018 · verified Jul 30, 2026
The defect
General Motors LLC (GM) is recalling certain 2018 Chevrolet Sonic vehicles. A joint in the driver's seat-back frame may not be properly welded, reducing the strength of the seat-back frame.
The risk
In the event of a rear-impact crash, the seat-back may fail, increasing the risk of injury.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
GM will notify owners, and dealers will replace the driver's seat-back, free of charge. The recall began June 28, 2018. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 18178.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More Chevrolet Sonic recalls
- 2013 Buick Verano and 3 other models — Driver-side air bag inflator may explode during deployment…
- 2015–2016 Chevrolet Sonic and 2 other models — Affected radios may fail to provide an audible warning…
- 2013–2016 Chevrolet Sonic and 2 other models — Affected radios may fail to provide an audible warning…
- 2015 Chevrolet Sonic and 1 other model — In the affected vehicles, equipped with the base radio and…
- 2014 Chevrolet Sonic — Due to a loss of electrical connection in the steering…
Other campaigns involving Chevrolet vehicles
- 2025–2026 Chevrolet Express and 1 other model — Steering gear assembly may have a nut that was not properly…
- 2026 Chevrolet Express and 1 other model — Gear shifter may provide inaccurate gear selection feedback…
- 2018 Chevrolet Silverado 1500 and 5 other models — Left-side or right-side roof rail air bag (RRAB) inflator…
Source: NHTSA recall database, campaign 18V342000 (manufacturer number 18178). Data last verified Jul 30, 2026.