Mike's Workshop Manuals
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GMC
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1977
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Magnavan 5.7L Eng VIN L, Automatic Trans
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Repair and Diagnosis
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Charging Systems
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Alternators
Charging Systems: Alternators
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Description
Notes
Battery Installation
Charging Battery
On Vehicle Tests
Charging Circuit Resistance
Current Output
Bench Testing
Field Coil Draw
Rectifier (Diode) Tests
Notes
Test Lamp Method
Tool C-3829 Method
Positive Rectifiers
Negative Rectifiers
Stator Test
Rotor Test
Overhaul
Notes
Disassembly
Slip Ring Replacement
Reassembly