| Vehicle condition inspection | New vehicle consulting | |
| Used vehicle buyers inspection | Safety recalls and service bulletins | |
| Computerized diagnosis | Fuel injection system | |
| Dynamometer testing | Vacuum leaks | |
| Used vehicle buyers inspections | Emission test failures | |
| Noise evaluations | Check engine light | |
| Computer control system | Arizona emissions failures | |
| General troubleshooting | Electrical and wiring |