What is the history of side view mirror ?
How to install side view mirror in the car?
what is airbag ecu, its function and how it install to the car?
what is the history of steering rack in car?
What is an ABS PUMP?
What is an oxygen sensor, How many types of Oxygen sensor? What is their function and diagnostic?
Who invented the first gear shift cable?
How to install wiper blade in the car?
Who discovered the steering rack ?
What are the most common cause ECU failure?
