G1 Auto Maintenance and Light Repair Practice Tests

G1 Auto Maintenance and Light Repair – Preparation Tips

The G1 test covers routine maintenance and light repair across the entire vehicle. ASE wants you to understand engine systems, transmission and drive train basics, suspension and steering, brakes, electrical systems, and heating and air conditioning at a foundational maintenance level.

Key Areas Covered:

• Engine Systems — Fluid checks, belts, hoses, and basic engine maintenance diagnosis
• Automatic Transmission/Transaxle — Fluid checks, leak diagnosis, and basic maintenance procedures
• Manual Drive Train and Axles — Clutch, driveline, and axle maintenance basics
• Suspension and Steering — Alignment-related symptoms, tire wear, and basic component inspection
• Brakes — Pad wear, fluid condition, and basic hydraulic system inspection
• Electrical — Battery, charging, and basic lighting system maintenance
• Heating, Ventilation, and Air Conditioning — Basic A/C performance checks and cabin filter maintenance