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.
2002 Pontiac Aztek FWDFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Grounds
GROUNDS LOCATION
| Component | Location |
|---|---|
| G100 | Right side of engine compartment, on top of front end upper crossmember. |
| G101 | Left side of engine compartment, right of left headlamp, on front upper crossmember. |
| G111 | Engine compartment, on bellhousing, left of starter. |
| G117 | Engine compartment, on bell housing, above starter. |
| G200 | Right side of dash, on underside of cross-car beam. |
| G201 | Left side of dash, on underside of cross-car beam. |
| G202 | Left side of dash, on underside of cross car beam, between park brake assembly & steering column. |
| G301 | On left "B" pillar, under seat belt anchor. |
| G302 | On right "B" pillar, under seat belt anchor. |
| G303 | In roof, near C308 connector. |
| G401 | Left side of vehicle under rear side window, between wheelwell & endgate. |
| G402 | Right rear of vehicle under roof. |
| G403 | Left rear of vehicle under roof. |
Factory Service Tools
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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.
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