Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
On-Demand Self-Test
Connect New Generation Star (NGS) scan tool to Data Link Connector (DLC) located under left side of instrument panel, next to steering column. Ensure the following conditions are met:
- All doors closed.
- Ignition switch in RUN position.
- Multifunction switch in OFF position and wipers parked.
- Headlights off.
- All windows in up position.
- All switches off.
- Driver's seat belt unbuckled.
Follow operating instructions on NGS scan tool menu. Note any Diagnostic Trouble Codes (DTC) that are displayed and go to appropriate test. See TEST DIRECTORY .
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.