Component
CHILD SEAT:SHELL:BOOSTER
13 NHTSA complaints about child seat:shell:booster issues across 8 makes and 10 models.
Data updated August 2026. Counts render from the NHTSA Office of Defects Investigation standardized component field; severity flags cross-reference NHTSA ODI complaint flags for owner-reported crash, fire, and injury markers. This page is for informational purposes and does not replace NHTSA recall notices or a vehicle-specific inspection. Methodology · Corrections.
NHTSA ODI component intake brief
ODI category CHILD SEAT:SHELL:BOOSTER
13 filings · 10 models · 8 makes · vintage August 2026
- FILINGS SPARSE 13 ODI rows
- MODELS 10 nameplates citing this part
- MAKES 8 manufacturers in corpus
- CRASH 15.4% 2 crash-flagged
- RANK #437 of 696 categories
- SEV QUIET 0 deaths · 3 injuries
Filing-volume peers
CHILD SEAT:SHELL:BOOSTER sits SPARSE on ODI intake volume (#437 of 696 standardized categories) with a QUIET severity stamp (0 reported fatalities across 10 models). Open Mercedes-Benz 420 (category leader) →
CHILD SEAT:SHELL:BOOSTER severity reading
The standout signal for child seat:shell:booster is severity: 0 reported fatalities and 3 injuries (QUIET stamp) on 13 filings (SPARSE volume).
Sparse categories can swing on a single high-volume nameplate; treat the leader row as the actionable signal, not the category headline alone.
Next step: compare Mercedes-Benz 420 against AIR BAGS:SIDE/WINDOW:CURTAIN on filing totals before treating child seat:shell:booster volume as a purchase signal.
Most Affected Vehicles
| # | Vehicle | Complaints |
|---|---|---|
| 1 | Mercedes-Benz 420 | |
| 2 | Ford Windstar | |
| 3 | Toyota Sienna | |
| 4 | Toyota Avalon | |
| 5 | Oldsmobile 88 | |
| 6 | Jeep Liberty | |
| 7 | Ford Escort | |
| 8 | Dodge Grand Caravan | |
| 9 | Chrysler Concorde | |
| 10 | Chevrolet Beretta |
Recent Complaints
BRITAX PINNACLE CLICKTIGHT, INSTALLED FOLLOWING INSTALLATION INSTRUCTIONS IN BOOSTER MODEL IN 2015 TOYOTA SIENNA MIDDLE-ROW, SEATBELT DOES NOT RETRACT, LEAVING CHILD SUSCEPTIBLE TO SEVERE INJURY IN CA
MY 3 YEAR OLD CHILD WAS RESTRAINED IN AN EVENFLO "BIG KID BOOSTER SEAT" IN THE REAR-MIDDLE SEAT POSITION OF A 2007 JEEP LIBERTY. THEY WERE T-BONED BY A DRUNK DRIVER RUNNING A RED LIGHT, AND THE VEHICL
BOOSTER SEAT TETHER STRAP ANCHOR WAS INSTALLED TO THE LEFT OF THE "THIRD" LIGHT LOCATED IN THE MIDDLE OF THE DECK LID - BY THE DEALER I BOUGHT THE CAR FROM - YESTERDAY, 2/5/02. THIS WOULD CAUSE THE B
THE PLASTIC SEAM WHERE THE BACK AND SEAT PORTION OF THE CHILD CAR SEAT BROKE. THEREFORE, THE BACK CAN JUST FLOP FRONTWARDS AND BACKWARDS. OUR OTHER SEAT (SAME MODEL) SHOWS STRESS AT THE SAME SEAM (P
I WOULD JUST LIKE TO KNOW HOW TO KEEP MY DAUGHTER SAFE, SHE IS OVER 40 POUNDS BUT CAN NOT USE A BOOSTER BECAUSE THE BACK SEAT DOES NOT HAVE SHOULDER BELTS? SHOULD I PUT HER IN THE FRONT? THEY SAY THAT
ACCORDING TO FORD'S OWNER GUIDE ON INSTALLATION OF CHILD SEATS. YOU ARE SUPPOSE TO PUT KNEE ON SEAT AND TIGHTEN BELT. THEN TEST IT BY ROCKING SIDE TO SIDE. FORDS SEAT BELTS DO NOT HOLD CAR SEAT IN
THE PLASTIC BELT GUIDE ON THE BOOSTER SEAT BROKE. THE SEAT BELT NOW WILL NOT STAY WITHIN THE BELT GUIDE, THUS MAKING THE BOOSTER SEAT UNSAFE AND UNUSABLE.
THE HARNESSES ON THE INTEGRATED CHILD RESTRAINT SEATS DO NOT RESTRAIN MY CHILD AT ALL. SHE CAN SIMPLY WIGGLE HER SHOULDERS THROUGH AND CLIMB OUT. SHE HAS WIGGLED HER SHOULDERS AND UPPER BODY THROUGH
CENTURY BREVERRA CONTOUR DOES NOT RESTRAIN PROPERLY IN BACK MIDDLE OF TOYOTA AVALON. DUE TO HUMP IN MIDDLE ELR/ALR SEAT BELT CANNOT BE TIGHTENED PROPERLY. SEAT TILTS TO SIDE. ELR RELEASES. LOCKING CLI
NO SUMMARY LISTED FOR THIS VEHICLE. *AK
REFER ODI:479198 THERE IS NO WAY TO SAFELY SECURE A CHILD SEAT IN THIS YEAR AND MODEL. *AK
REFER TO NHTSA OFFICE OF DEFECTS INVEST. ODI ID: 479198 CAR SEAT PROBLEM STILL EXIST
THERE IS NO WAY TO SAFELY INSTALL A CHILD SEAT ON THIS YEAR MODEL WITH THE SUPPLIED SEAT BELTS
Related Vehicle Components
Verify with NHTSA · consumer-reported counts are not verified defect findings.