General Motors Technical Trainer Interview Questions and Answers

Q1. Efi system, how to diagnose any problem with the help of scanners
Ans. 
Using scanners to diagnose EFI system problems
• Connect the scanner to the vehicle's OBD-II port

• Read the trouble codes displayed on the scanner

• Use the scanner to view live data and monitor sensor readings

• Perform system tests using the scanner to identify issues

• Clear codes after repairs and recheck for any remaining issues
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Mathematics and psychology some intelligent questions

Self introduction and interesting topic

Q1. What was helping you
Ans. 
My previous experience in technical training, supportive colleagues, and continuous learning opportunities were all helping me.
• Previous experience in technical training provided me with a solid foundation to build upon

• Supportive colleagues offered guidance and assistance when needed

• Continuous learning opportunities allowed me to stay updated with the latest technologies and teaching methods
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Q2. This company is best company
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Q1. Basic details like location profile details
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Q2. Are you willing to relocate and tell about work profile.
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Q1. Deep drive questions round in this section . Like ECU FUNCTION, SENSOR WORKING, WHAT HOW WHEN . TYPE , CONDITION BASED QUESTION ASKED.
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Q2. What is EPAS AND ABS SYSTEM.
Ans. 
EPAS stands for Electric Power Assisted Steering and ABS stands for Anti-lock Braking System.
• EPAS is a system that uses an electric motor to assist the driver in steering the vehicle.

• ABS is a safety system that prevents the wheels from locking up during braking, allowing the driver to maintain steering control.

• Both EPAS and ABS are important safety features in modern vehicles.

• EPAS reduces the effort required to steer t...read more
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Q3. What is OBD phase 2 ?
Ans. 
OBD phase 2 refers to the second phase of On-Board Diagnostics system used in vehicles for monitoring emissions and engine performance.
• OBD phase 2 is an advanced version of the OBD system used in vehicles.

• It includes more comprehensive monitoring of emissions and engine performance.

• OBD phase 2 standards were implemented in the late 1990s for vehicles in the United States.

• It helps in detecting and diagnosing issues rela...read more
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Q4. What is CAN NETWORK SYSTEM?
Ans. 
CAN network system is a communication protocol used in vehicles to allow microcontrollers and devices to communicate with each other.
• CAN stands for Controller Area Network

• It is a robust and reliable communication protocol used in automotive and industrial applications

• Allows for high-speed communication between various electronic control units (ECUs)

• Supports multi-master communication and prioritization of messages

• Examp...read more
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Q1. Technical deep drive round and group round of interview.
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Basic Arithemetic , Algebra , Geometry , Percentages , Ratios , Number Series

Linked list and tree based questions

DSA ,sql, OS,CN, aptitude

Q1. Basic oop questions
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Q1. When should we use node js and java
Ans. 
Node.js is suitable for real-time applications and microservices, while Java is better for large-scale enterprise applications.
• Use Node.js for building real-time applications like chat apps, streaming services, and collaborative tools.

• Node.js is also great for developing microservices and APIs due to its lightweight and event-driven architecture.

• Java is ideal for building large-scale enterprise applications that requir...read more
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