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9 complaints
TOYOTA SIENNA HYBRID 2023 SERVICE BRAKES
low
When braking, there is a sudden jerk and surge in power at low speeds. It feels like you are losing control of the car. It feels unsafe to drive the car.
NHTSAUSApr 2026Source →
TOYOTA SIENNA HYBRID 2023 VEHICLE SPEED CONTROL
high
The complaint was filed on behalf of the contact's employer. The contact drives a 2023 Toyota Sienna Hybrid. The contact stated that while driving at 5 MPH, the vehicle independently accelerated. The
NHTSAUSApr 2026Source →
TOYOTA SIENNA HYBRID 2023 STRUCTURE:BODY:HATCHBACK/LIFTGATE
high
The contact owns a 2023 Toyota Sienna Hybrid. The contact stated that her husband pressed the automatic liftgate button to close, unaware that their child was near the trunk. The contact's son's left
NHTSAUSDec 2025Source →
TOYOTA SIENNA HYBRID 2023 VISIBILITY:SUN/MOON ROOF ASSEMBLY
medium
The contact owns a 2023 Toyota Sienna. The contact stated that while driving 65 MPH, there was a popping sound coming from the sunroof, and the contact discovered that the sunroof had shattered. Neith
NHTSAUSSept 2025Source →
TOYOTA SIENNA HYBRID 2023 SERVICE BRAKES
medium
When I go to brake the brakes seem to malfunction and skip engagement. I’ve had acceleration happen in the vehicle when I brake. At one time this caused my speed to jump while braking, I went from 5
NHTSAUSJul 2025Source →
TOYOTA SIENNA HYBRID 2023 FORWARD COLLISION AVOIDANCE: WARNINGS
medium
The (PCS) Precollision System has been already set to LOW sensitivity, but every once in awhile when pulling in to oncoming traffic the vehicle would think there's still a car and just stalls for a fe
NHTSAUSApr 2025Source →
TOYOTA SIENNA HYBRID 2023 STEERING
medium
The contact owns a 2023 Toyota Sienna Hybrid. The contact stated while driving at an undisclosed speed and turning the steering wheel there was an abnormal knocking sound coming from the vehicle. The
NHTSAUSApr 2025Source →
TOYOTA SIENNA HYBRID 2023 UNKNOWN OR OTHER
high
The sunroof spontaneously exploded while in a closed position, not in use in any way, while driving in the rain on the highway. While driving at highway speed, a sudden “shotgun blast sound” occ
NHTSAUSApr 2025Source →
TOYOTA SIENNA HYBRID 2023 SERVICE BRAKES
low
intermittent brake issues, primarily characterized by a "brake release" sensation where the brakes momentarily disengage while slowing down, causing the vehicle to lurch forward unexpectedly, sometime
NHTSAUSFeb 2025Source →