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 MANUALSCHEVROLET1987NOVA BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCHARGING SYSTEMSALTERNATOR & REGULATORTESTINGLOAD TEST
1987 Chevrolet Nova Base, 4D Sedan, Automatic
Load Test
1987 Chevrolet Nova Base, 4D Sedan, AutomaticSECTION Load Test
With engine at 2000 RPM, turn headlights on high beam, and heater fan control switch to "HI" position. Check ammeter reading. If ammeter reading is less than 30 amps, repair or replace alternator.
NOTE:
Sometimes when battery is fully charged, reading may be less than 30 amps.
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.