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.
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HOMESERVICE MANUALSCADILLAC2006STS AWD V8-4.6L VIN AREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINESERVICE AND REPAIROVERHAULREPAIR INSTRUCTIONS101. OIL PAN INSTALLATION
2006 Cadillac STS AWD V8-4.6L VIN A
101. Oil Pan Installation
2006 Cadillac STS AWD V8-4.6L VIN ASECTION 101. Oil Pan Installation
Oil Pan Installation
1. Place a NEW oil pan gasket in place on the oil manifold plate.
2. Position the oil pan onto the lower crankcase.
3. The oil pan must be held flush to 0.50 mm (0.020 inch) forward of the rear face of the engine block.
4. Place oil pan fasteners in location as shown:
^ Short length bolt (420)
^ Medium length bolt (421)
^ Long length bolt (422)
5. Notice: Refer to Fastener Notice in Service Precautions.
Install the oil pan bolts in the sequence shown.
1. First Pass
^ Tighten the oil pan bolts to 15 Nm (11 ft. lbs.) in the sequence shown.
2. Final Pass
^ Tighten the oil pan bolts to 25 Nm (18 ft. lbs.) in the sequence shown.
6. Clean off any sealant that has protruded to the exterior of the engine.
7. Install the oil drain plug.
^ Tighten the oil drain plug to 25 Nm (18 ft. lbs.).
8. Rotate the engine so that the engine valley is facing upward.
RENDER: 1.0x
NO RELATED
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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.