Charging System - Abnormal Operation
Number: 84-140Section: 6E (VIy)
Date: June, 1984
Subject: ABNORMAL CHARGING
SYSTEM OPERATION
Model and Year: 1983-84 CHEVROLETS
TO: ALL CHEVROLET DEALERS
CONDITION
Abnormal charging system operation can result in:
a. An overcharge of the battery and possible electrolyte leakage, or
b. An undercharge resulting in a low battery state of charge.
CAUSE
These conditions may be caused by a faulty voltage regulator.
CORRECTION
Voltage regulators produced after approximately April 1, 1984 are identified with a letter "L" adjacent to the regulator terminals. These should be used in all 1983-84 alternator repairs.