The problem
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.
The fix
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.
Recall details
| NHTSA campaign | 18V-342 (18V342000) |
|---|---|
| Manufacturer number | 18178 |
| Manufacturer | General Motors, LLC |
| Component | Seats |
| Report date | May 27, 2018 |
| Owners notified | June 28, 2018 |
| Vehicles affected | 71 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the seats
Frequently asked questions
Is the recall 18V-342 repair free?
Yes. Chevrolet dealers will fix the problem at no cost: 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.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 71 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.