Vehicle Speed Control Related Problems of the 2026 Tesla Model Y

Table 1 shows two common vehicle speed control related problems of the 2026 Tesla Model Y. The number one most common problem is related to the vehicle speed control (18 problems). The second most common problem is related to the car accelerates on its own (one problem).

Table 1. Vehicle Speed Control related problems of Tesla Model Y

Problem Category Number of Problems
Vehicle Speed Control problems
18
Car Accelerates On Its Own problems
1

Recently reported Vehicle Speed Control problems of the 2026 Tesla Model Y

The Vehicle Speed Control problem

Adaptive cruise control slams on the brakes at highway speed alleging “curvature assist” on flat, straight roads. Dealer replaced firmware and problem persists. Defect appears to be inherent to adaptive cruise control   Read details...

The Car Accelerates On Its Own problem

I picked up brand ne Tesla 2026 Model Y after test drive I was trying to park the car in the garage. The car suddenly accelerated and hit cabinets in garage, the cabinets crashed and broke the entry door and the debris the the heating and ac blower unit. Extensive front damage to the car front end.   Read details...


Vehicle Speed Control related problems in other Tesla Model Y model year vehicles:



Model Y Service Bulletins
Model Y Defect Investigations