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.
2004 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE
Engine Electrical Component Views
| Callout | Component Name |
|---|---|
| 1 | Crankshaft Position (CKP) Sensor A Connector and Bracket |
| 2 | Knock Sensor (KS) Connector |
| 3 | Engine Oil Pressure (EOP) Switch Connector |
| 4 | Starter Solenoid |
| 5 | Starter Motor |
| 6 | Fusible Links (Starter) |
| 7 | A/C Compressor Clutch Diode |
| Callout | Component Name |
|---|---|
| 1 | Generator |
| 2 | Ignition Control Module (ICM) |
| 3 | Heated Oxygen Sensor (HO2S) 1 |
| 4 | Ignition Coils |
| Callout | Component Name |
|---|---|
| 1 | To A/C Compressor Clutch |
| 2 | Positive Battery Cable |
| 3 | Starter Solenoid |
| 4 | Starter Solenoid Ground |
| 5 | Starter |
| 6 | Battery Positive |
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.