1. Starters, Alternators, ECUs & Wiring Offers
  2. sku: 13048598304292741
  3. DELCO REMY D638

DELCO REMY D638 Nos Voltage Regulator Gm 1116374 100AMP

fits make: Buick, Olds, Pontiac, Cadillac.

1116374 Delco Remy D638 Nos Voltage Regulator Gm Buick Olds Pontiac Cadillac 100amp

( Brand: Delco Remy ), ( Part Type: Voltage Regulator ), ( Manufacturer Part Number: D638 ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review DELCO REMY Nos Voltage Regulator Gm Buick Olds Pontiac Cadillac 100amp

The Delco Remy D638 NOS Voltage Regulator is a high-quality replacement part designed specifically for GM, Buick, Olds, and Pontiac vehicles requiring a 100-amp voltage regulator. This vintage-style regulator, also known as 1116374, is manufactured by Delco Remy, a reputable automotive parts brand known for producing reliable and long-lasting components.

The Delco Remy D638 NOS Voltage Regulator is a non-original equipment manufacturer (NOS) part, meaning it is a new, unused component that was originally produced for the automotive industry but never installed in a vehicle. This makes it an excellent choice for those seeking a genuine and authentic replacement part for their classic or vintage vehicle.

This regulator features a robust design with a sturdy housing, ensuring it can withstand the rigors of automotive use. It is also equipped with a reliable voltage regulator mechanism that maintains a consistent electrical charge in your vehicle's battery system. This is crucial for ensuring the proper functioning of various electrical components, such as the ignition system, lighting, and power accessories.

The Delco Remy D638 NOS Voltage Regulator is a drop-in replacement part, meaning it can be installed directly into the existing wiring harness and mounting location in your vehicle, without the need for any modifications. Furthermore, it comes with all necessary hardware for a straightforward installation process.

In summary, the Delco Remy D638 NOS Voltage Regulator is an excellent choice for those seeking a reliable and authentic replacement part for their GM, Buick, Olds, or Pontiac vehicle. With its robust design, reliable voltage regulation mechanism, and ease of installation, it is sure to provide you with many years of trouble-free performance.

The Delco Remy D638 NOS (New Old Stock) voltage regulator with part number 1116374 and a capacity of 100 amps is a popular replacement option for various GM, Buick, Olds, and Pontiac vehicles. This regulator is known for its durability and reliability, especially for those who prefer original equipment or NOS parts. Let's discuss some pros and cons of buying this voltage regulator:

Pros:

1. Original Equipment: If you own a classic or vintage vehicle, using an original equipment voltage regulator can help maintain the authenticity and integrity of your vehicle.

2. Durability: Delco Remy is known for producing high-quality parts, and this voltage regulator is no exception. It is built to last, ensuring consistent performance and reliability.

3. Availability: This voltage regulator is widely available from various automotive parts retailers, both online and in physical stores.

4. Easy Installation: The installation process for this voltage regulator is generally straightforward and can be completed by most DIY enthusiasts.

Cons:

1. Cost: Original equipment or NOS parts can be more expensive compared to aftermarket alternatives. However, the price premium comes with the assurance of quality and durability.

2. Limited Compatibility: While this voltage regulator is compatible with a wide range of GM, Buick, Olds, and Pontiac vehicles, it may not be the best fit for every model or year. Be sure to double-check the compatibility before making a purchase.

3. No Advanced Features: This voltage regulator is a basic unit without any advanced features, such as electronic regulation or adaptive charging.

In conclusion, the Delco Remy D638 NOS voltage regulator with part number 1116374 and a capacity of 100 amps is an excellent choice for those who prioritize original equipment, durability, and reliability in their vehicle's electrical system. Despite its slightly higher cost and limited compatibility, the benefits of using a high-quality, long-lasting voltage regulator can outweigh the drawbacks for many vehicle owners.

Recommendation: If you own a classic or vintage GM, Buick, Olds, or Pontiac vehicle and require a reliable voltage regulator, the Delco Remy D638 NOS voltage regulator with part number 1116374 and a capacity of 100 amps is a wise investment. Its durability, availability, and ease of installation make it a popular choice among enthusiasts. However, ensure that the regulator is compatible with your specific vehicle model and year before making a purchase.

part # d638 prices

  • $18.73-$91.04

specifications wiringwench:

  • for makes: Buick, Olds, Pontiac, Cadillac
  • brand: Delco Remy
  • part type: Voltage Regulator
  • manufacturer part number: D638
  • vintage part: Yes
  • country of origin: United States

shipping wiringwench:

  • cost: $10.15
  • service: USPS Ground Advantage
  • carrier: USPS
  • type: Calculated
  • class: Standard
  • transit: 5-11 Days

offer wiringwench:

  • started: May 3, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0
  • options: Ship-to-home

seller wiringwench:

  • # reviews: 3428
  • rating: 100.0%

payments wiringwench:

  • wallet: Apple-pay
  • other
  • credit card: Visa

returns wiringwench:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 14 Days

general wiringwench:

  • condition: Used
  • Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Other Starters, Alternators, ECUs Wiring
for makes: buick, olds, pontiac, cadillac, part type: voltage regulator, vintage part: yes, country of origin: united states,
category: auto parts > car truck parts accessories > starters, alternators, ecus wiring, sku: 13048598304292741,

Delco Remy D638 Is Similar To:

wiringwench logo
5 offers $18.73–$91.04 USD
  • Offer #1: $85.88 price + $10.15 delivery = $96.03* total. Probably more for limousines, ambulances, and other high demand situations. I'm not sure what models.+$10.15 shipping
  • Offer #2: $91.04 price + free delivery = $91.04* total. Make an offer! Guaranteed Satisfaction and Safe Shipping Delco Remy NOS Hi Amp Voltage Regulator.FREE SHIPPING
  • Offer #3: $18.73 price + $24.80 delivery = $43.53* total.+$24.80 shipping
  • Offer #4: $69.99 price + $7.00 delivery = $76.99* total. Delco Remy electronic voltage regulator # listed is fitting 1967 1968 1969 1970 Cadillac commercial chassis with 130 amp. N.O.S.+$7.00 shipping
  • Offer #5: $84.99 price + $14.35 delivery = $99.34* total.+$14.35 shipping