FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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1991
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Caprice V8-350 5.7L VIN 7 TBI
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Overvoltage Protection Relay
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Description and Operation
Overvoltage Protection Relay: Description and Operation
The
relay
located on the
EBCM
mounting bracket, protects the EBCM from possible spike voltage, due to a faulty alternator regulator.