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Chevrolet C20 Panel Voltage Regulators

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D663 Professional Series Voltage Regulator - Direct Fit, 12 Volts, Sold individually
AC Delco®
D663 Professional Series Voltage Regulator - Direct Fit, 12 Volts, Sold individually
Part Number: ACD663
Vehicle Info Required to Guarantee Fit
$62.99
Product Details
Notes : Bolt On Mounting Position; Includes Mounting BracketWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesVoltage : 12 VoltsRecommended Use : OE ReplacementProduct Fit : Direct Fit
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Top Rated Products

AC Delco D663 Professional Series Voltage Regulator - Direct Fit, 12 Volts, Sold individually
$62.99( Review)
Received sooner than expected. Part fit perfectly. Solved the problem. Great provideSee More
Bob S.
VERIFIED PURCHASER

Product Questions & Answers

AC Delco D663 Professional Series Voltage Regulator - Direct Fit, 12 Volts, Sold individually
$62.99
Q:I just replaced my voltage regulator on my 1966 corvette. Is it supposed to feel warmth when the car is not running? Show Less
Brian
A:BEST ANSWERHello! It should not warm up until it is in use. It will stay warm for a while after you turn off the car due to heat soak of the engine, but it should not stay warm. Show less
Mitchell D.
 
4 Questions, 1 AnswerView all Q&As >

Helpful Automotive Resources

Where is the Voltage Regulator Located on an Alternator?
Where is the Voltage Regulator Located on an Alternator?The voltage regulator is the part of the charging system responsible for regulating the current in the alternator field (the spinning rotor driven by the pulley). It keeps track of system voltage and regulates the alternator field current to maintain a target voltage of about 14.5 volts. .u37bfbac4614c4277ab601dafbaa735d3 { padding:0px;
Why Is My Battery Light On?
Why Is My Battery Light On?The battery light can be working properly yet you can still have a bad alternator, so the battery light only indicates total failure. – Richard McCuistian, ASE Certified Master Automobile Technician
P2503 Code: Charging System Voltage Low
P2503 Code: Charging System Voltage LowThe charging system relies on the alternator, which generates alternating current (AC) and converts it to direct current (DC). Modern automobiles operate on a 12-volt direct current electrical system. A voltage regulator regulates the charging voltage produced by the alternator, keeping it between a specific voltage range to protect the