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 MANUALSCHEVROLET2011MALIBU L4-2.4LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINESERVICE AND REPAIROVERHAUL40. OIL PUMP ASSEMBLE
2011 Chevrolet Malibu L4-2.4L
40. Oil Pump Assemble
2011 Chevrolet Malibu L4-2.4LSECTION 40. Oil Pump Assemble
Oil Pump Assemble
1. Lubricate all oil pump parts with engine oil.
2. Install the inner gear (2) into the outer gear (3).
Note: If gears are improperly installed in the front cover, the gerotor cover will not bolt on.
3. Install the gears together into the front cover (4) with the hub of the center gear facing the front cover.
Caution: Refer to Fastener Caution (Fastener Caution).
4. Install the oil pump gerotor cover (1) and bolts and tighten to 6 Nm (53 lb in).
5. Install the pressure relief valve plunger (3).
6. Install the pressure relief valve spring (2).
7. Install and tighten the pressure relief valve plug (1) to 40 Nm (30 lb ft).
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.