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.
2000 Cadillac Seville STSFACTORY OEM SERVICE PROCEDURE
Symptom Tests: Notes
CAUTION:
To prevent damage to terminals, Connector Test Adaptor Kit (J-35616-A) must be used whenever a diagnostic procedure requires checking or probing terminals. To identify circuits, see WIRING DIAGRAMS
.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Power Seat Inoperative - Without A45 | 1 |
| Power Seat Inoperative - With A45 | 2 |
| Power Seat Does Not Move Forward/Rearward - Without A45 | 3 |
| Power Seat Does Not Move Forward/Rearward - With A45 | 4 |
| Power Seat Does Not Tilt Forward - Without A45 | 5 |
| Power Seat Does Not Tilt Forward - With A45 | 6 |
| Power Seat Does Not Tilt Rearward - Without A45 | 7 |
| Power Seat Does Not Tilt Rearward - With A45 | 8 |
| Power Seat Does Not Recline - Without A45 | 9 |
| Power Seat Does Not Recline - With A45 | 10 |
| Power Headrest Does Not Move Up/Down - Without A45 | 11 |
| Power Headrest Does Not Move Up/Down - With A45 | 12 |
| Power Seats - Memory Switch Inoperative | 13 |
| Lumbar Support Inoperative - Without A45 | 14 |
| Lumbar Support Inoperative - With A45 | 15 |
| Lumbar Support Inoperative - With AC9 | 16 |
| Lumbar Support Does Not Move In/Out - Without A45 | 17 |
| Lumbar Support Does Not Move In/Out - With A45 | 18 |
| Lumbar Support Does Not Move Up/Down - Without A45 | 19 |
| Lumbar Support Does Not Move Up/Down - With A45 | 20 |
| Power Mirror Memory Inoperative In Any Direction | 21 |
| Power Mirror Memory Inoperative In One Direction | 22 |
| Parallel Park Mode Inoperative | 23 |
Factory Service Tools
Use the Manual With the Right Hardware
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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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