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 MANUALSCHEVROLET1993LUMINA APV V6-3800 3.8LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEOIL PUMP, ENGINE
1993 Chevrolet Lumina APV V6-3800 3.8L
Oil Pump, Engine
1993 Chevrolet Lumina APV V6-3800 3.8LSECTION Oil Pump, Engine
| Rotor To Body Clearance | 0.008-0.015 | |
| Rotor End Clearance Note: Measured between pump cover mating surface & end of rotors using straightedge & suitable feeler gauges. | 0.0010-0.0035 | |
| Gear Pocket | Depth | 0.461-0.465 |
| Diameter | 3.508-3.512 | |
| Relief Valve To Body Clearance | 0.0015-0.003 |
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.