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 MANUALSCHEVROLET1996CORVETTE BASE, 2D COUPE, 5.7 PREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSMISSION OVERHAUL & TESTING - 4L60-ECOMPONENT DISASSEMBLY & REASSEMBLYOIL PUMP ASSEMBLYINSPECTION
1996 Chevrolet Corvette Base, 2D Coupe, 5.7 P
Oil Pump Assembly: Inspection
1996 Chevrolet Corvette Base, 2D Coupe, 5.7 PSECTION Inspection
- Inspect all valves, springs, sleeves and bushings for chips, burrs, distortion and free movement in bores. Check pressure relief ball and spring for damage and distortion. Low line pressure will exist if ball and spring are damaged.
- Inspect pump cover screen and "O" ring for wear and damage. Clean pump body and cover. Check all bores for obstructions. Inspect mating sides of cover and body for scoring, flatness and damage between channels. Check channels for dirt and damaged passages. Inspect stator shaft and pump body bushings for damage.
- Inspect rotor and slide for scoring, cracks and damage. Check rotor guide and pump vane rings for excessive wear and damage. Inspect all seals for damage. Measure pump rotor and slide thickness in undamaged area if replacement is required. Replacement parts must be same size as those removed to provide proper end clearance.
RENDER: 1.0x
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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.