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 MANUALSCHEVROLET1985C 10 P/U 2WD V8-305 5.0LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULSUBASSEMBLY SERVICECASE & INTERNAL COMPONENTSOIL PUMP COVER DISASSEMBLE
1985 Chevrolet C 10 P/U 2WD V8-305 5.0L
Oil Pump Cover Disassemble
1985 Chevrolet C 10 P/U 2WD V8-305 5.0LSECTION Oil Pump Cover Disassemble
1. Disassemble converter clutch apply valve train, as follows:
a. Compress converter clutch apply valve spring with a screwdriver.
b. Remove retaining ring, then slowly release spring tension.
c. Remove stop valve, converter clutch apply valve and two converter clutch valve springs.
2. Remove pressure relief ball.
3. Disassemble pressure regulator assembly in the same manner as converter clutch apply valve train.
4. Inspect pressure regulator valve assembly and converter clutch apply valve assembly for chips, burrs, distortion, plugged oil passage and free movement in bore.
5. Inspect pressure relief assembly for damage or distortion.
6. Inspect pump cover and pump body for worn or damaged bushings, porosity, foreign material or debris, ring groove damage, cross channel leaks and scored or irregular mating surfaces.
7. Inspect rotor and slide for cracks.
8. Inspect oil seal assembly for damage or wear.
9. Measure oil pump rotor and oil pump slide thickness as shown. If thickness is not as specified, replace as required. Measurement of rotor/ slide should be made on undamaged surfaces.
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.