While the testing documents advised of the use of a Logitech steering wheel and pedal system, the test vehicle itself did not appear to use the items at all Initial reports said Apple would have an for an electric car, but some rumors claim the first-generation model won't be a self-driving vehicle
The project was said to have over 1,000 people working on it but has faced multiple cuts If you missed the Apple Car hoopla in the past, the technology giant was rumored to be close to revealing a last decade before the project was shelved

What in the world is Apple up to? Perhaps Apple's worst kept secret, the "Apple Car" is being developed for a 2024 or later release.

3
Apple Car
A later report from CNBC claimed Apple is leasing just six vehicles from Donlen, a small number, but one that would effectively double the number of vehicles Apple was testing on public roads at the time
Apple Car
Mark Hibben December 16, 2016
Apple predicted to announce 'Apple Car' partnership in the first half of 2021
Stellantis has a massive footprint in Europe, while GM remains the largest US automaker
Will an Apple Car sit atop the E-GMP platform? Fingas, Roger November 6, 2015 While the testing documents advised of the use of a Logitech steering wheel and pedal system, the test vehicle itself did not appear to use the items at all
Zac Hall July 25, 2016 After rumors coming from the about Apple talking to several Japanese car companies about the Apple Car project after the Hyundai-Kia rumor, came out to Reuters as saying it is not in any of these discussions

However, in February 2021, Hyundai and Kia confirmed that they were not in talks with Apple to develop a car.

Apple Car: Release Date, Price, Specs, and More
Apple is believed to have met with the state's DMV in 2015, possibly in a discussion of gaining permission for on-the-road testing, but continued testing on private property at the time
Apple Car: Release Date, Price, Specs, and More
Also in 2017, The New York Times suggested that Apple had stopped developing its own self-driving car
Apple Automotive
Thought to work on intelligent driving systems and AI-based transportation security, the lab was apparently staffed by a number of major figures in the robotics, AI, and engineering fields
Hotten, Russell March 4, 2015 Harris, Mark September 18, 2015
Apps from the App Store Specifically, Apple wanted clarification on "disengagement reporting," which are reports generated when the safety driver disengages the self-driving system, such as to avoid accidents or to manage unexpected events

While this research is more for testing at the moment, the talks could also relate to future manufacturing efforts, including making smaller components that could shrink down the overall collection of sensors to a more manageable size, possibly to one that could be more easily integrated into the "Apple Car's" design.

17
Apple Car: Release Date, Price, Specs, and More
This includes low-speed and high-speed driving, U-turns, sudden steering input, sudden acceleration, braking, and managing "conflicting turn signal and action" events
Apple car: Tim Cook put Kevin Lynch in the driver's seat
59B deal with Hyundai to use its manufacturing plant for the car, a fully autonomous machine without a driver's seat
Apple electric car project
Choudhury, Saheli Roy February 8, 2021