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 MANUALSCHEVROLET1991CAPRICE WAGON RWD V8-350 5.7LREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSMAINTENANCECRANKCASE
1991 Chevrolet Caprice Wagon RWD V8-350 5.7L
Crankcase
1991 Chevrolet Caprice Wagon RWD V8-350 5.7LSECTION Crankcase
TYPE SG, SH(Motor Oil, API Service SG, SH)‡
CAPACITY, Refill:
1991-92 3.4 Corvette Code J 7.2 Liters 7.6 Quarts
Others 3.8 Liters 4.0 Quarts
Capacity shown is without filter. When replacing filter, additional oil may be needed
1991-92 Corvette 5.7 Code J:
Above 40°F (4°C) 30*
Above 0°F (-18°C) 10W-30*
Below 60°F (16°C) 5W-30
1993-94 Corvette engines, 1992 Corvette code P engine:
Above 0°F (-18°C) 10W-30‡
All temperatures 5W-30*‡
Others:
Above 40°F (4°C) 30+
Above 0°F (-18°C) 10W-30
All temperatures 5W-30*
*Preferred
+Use only if other specified grades are unavailable
‡1993-94 Corvette and 1992 Corvette code P engine oil must meet GM spec 4718M. Synthetic Mobil 1 or equivalent.
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.