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 Chevrolet ClassicFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Splices
SPLICES LOCATION
| Component | Location |
|---|---|
| SP101 | On left front strut tower. See Figure . |
| SP102 | On front of engine, near starter. See Figure . |
| SP103 | On rear transaxle to engine bolt. See Figure . |
| SP201 | On left side of dash, near fuse block. See Figure . |
| SP202 | On left side of dash, near fuse block. See Figure . |
| SP203 | On right side of dash, near fuse block. See Figure . |
| SP301 | Under left front seat. See Figure . |
| SP302 | Under right front seat. See Figure . |
| SP303 | Under right front seat. See Figure . |
| SP401 | On left side of rear package shelf. See Figure . |
| SP402 | On right side of rear package shelf. See Figure . |
| S101 | In injector harness, 16 cm from C130. |
| S102 | In engine harness, 15 cm from P100, towards powertrain control module. |
| S103 | In engine harness, 15 cm from P100, towards powertrain control module. |
| S104 | In engine harness, 15 cm from P100, towards powertrain control module. |
| S105 | In engine harness, 15 cm from P100, towards powertrain control module. |
| S205 | Below dash, on right side of steering column. |
| S303 | Under right front seat. |
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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