If a child is hurt, call 911 or Poison Control (1-800-222-1222).

Diono child seat recall 21C002000

Official NHTSA recall 21C002000, dated Mar 24, 2021.

Last checked against NHTSA data on Oct 15, 2026, 7:03 PM ET.

Status: Recall found NHTSA

Read the official notice and compare the model number and manufacture date on your label.

Read the official notice Report an error

Hazard (from the official notice)

A broken or separated headrest increases the risk of injury during a crash.

Remedy (from the official notice)

Diono will provide a replacement backrest with headrest assembly, free of charge.

Hazard (from the official notice)

A broken or separated headrest increases the risk of injury during a crash.

Remedy (from the official notice)

Diono will provide a replacement backrest with headrest assembly, free of charge. Diono recommends converting the seat into a backless booster seat until the replacement backrest is installed. Owner notification letters were mailed on May 24, 2021. Owners may contact Diono customer service at 1-855-463-4666 .

Summary (from the official notice)

Diono is recalling certain Cambria 2 Booster Seats, model numbers 31200-US-01, 31201-US-01, and 31202-US-01. In the event of a crash, a crack between the headrest and backrest can occur, allowing the headrest to separate. As such, these seats fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 213, "Child Restraint Systems."

Hazard and remedy text is shown word for word from the official notice.

Diono Child seat All recalls from 2021-03

Other Recalls with This Product Type

Questions About This Recall

What is the hazard in the official notice?

A broken or separated headrest increases the risk of injury during a crash.

What does the official notice say to do?

Diono will provide a replacement backrest with headrest assembly, free of charge. Diono recommends converting the seat into a backless booster seat until the replacement backrest is installed. Owner notification letters were mailed on May 24, 2021. Owners may contact Diono customer service at 1-855-463-4666 .

Where is the official notice?

The NHTSA notice is linked on this page. Compare the brand, model, and date on your label with that notice.

Register your car seat with the manufacturer so they can contact you if it is recalled. Look for the registration card that came with the seat or visit the manufacturer's website.