Woodruff — Tennessee Supreme Court revived booster-seat failure-to-warn claims

Case
Sarah Elizabeth Woodruff ex rel. Ethan Woodruff et al. v. Ford Motor Company et al.
Court
Tennessee Supreme Court
Judge
Holly Kirby (Bill Haslam, 2013)
Date Decided
July 21, 2026
Docket No.
E2023-00488-SC-R11-CV
Topics
Products Liability; Failure to Warn; Combined Products; Summary Judgment
Source
Read the full opinion

Background

Six-year-old Ethan Woodruff suffered serious and disabling injuries in a three-vehicle collision while riding in a Dorel Juvenile Group Pronto booster seat. The booster seat was being used with a Ford seatbelt extender that Ethan’s father had installed to address difficulty reaching the recessed buckle in the family’s Nissan Juke. The extender was intended for large adults in certain Ford vehicles, not for securing a child restraint.

Ethan’s mother sued Dorel under the Tennessee Products Liability Act, alleging that the booster seat was unreasonably dangerous when used with a seatbelt extender and that Dorel’s manual inadequately warned consumers about that use. The trial court granted Dorel summary judgment, reasoning that Dorel had no duty to warn about an extender it did not manufacture or sell. The Court of Appeals affirmed, interpreting Coffman v. Armstrong International, Inc. as barring the claim as a matter of law.

The Court’s Holding

The Tennessee Supreme Court reversed. It held that Coffman does not categorically bar a failure-to-warn claim whenever a manufacturer’s product is used with a product made by someone else. Coffman addressed the narrower situation in which asbestos-containing materials made and sold by third parties were integrated after sale into the defendants’ equipment.

This case presented a materially different alleged combination: two independently sound finished products that allegedly created a dangerous condition when used together. The Court held that Coffman alone therefore did not entitle Dorel to judgment as a matter of law. It did not finally determine Dorel’s liability or resolve Dorel’s other summary-judgment arguments, including abnormal use and proximate cause, which the Court of Appeals had not reached. The case was remanded to that court for further proceedings.

Key Takeaways

  • Coffman is limited to its post-sale asbestos-integration context and does not establish a universal rule against warnings concerning another manufacturer’s product.
  • A claim involving two sound finished products allegedly becoming dangerous when used together may require a different duty analysis under the Tennessee Products Liability Act.
  • The decision revives the plaintiff’s claim but does not establish that Dorel owed a duty, that its warning was inadequate, or that any failure to warn caused Ethan’s injuries.

Why It Matters

The decision rejects an expansive reading of Coffman that would have foreclosed combined-product failure-to-warn claims based solely on the involvement of another manufacturer’s product. Tennessee courts must account for the particular way the products were combined and the condition of the defendant’s own product.

Manufacturers nevertheless retain other defenses under the Tennessee Products Liability Act. On remand, the Court of Appeals may consider the unresolved grounds for summary judgment rather than treating Coffman as automatically dispositive.

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