Standard Ignition VR-431 Voltage Regulator

Name: Standard Ignition VR-431 Voltage Regulator
Brand: Standard Ignition
SKU: FBHK-VR-431
Price: 79.03 USD
Availability: InStock

⚙️ 163 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Cadillac, Buick, Oldsmobile, Chevrolet, and GMC, Eldorado, Commercial Chassis, DeVille, Fleetwood, Seville, Century, LeSabre, Park Avenue, Regal, Riviera, Roadmaster, Skylark, Allante, Cutlass Ciera, Toronado, Reatta, Electra, 98, Custom Cruiser, Cutlass Calais, Cutlass Cruiser, Cutlass Supreme, Delta 88, Skyhawk, Cimarron, Cutlass, Firenza, Somerset, Astro, C10, C10 Suburban, C20, C20 Suburban, C30, G10, G20, G30, K10, K10 Suburban, K20, K20 Suburban, K30, K5 Blazer, P20, P30, S10, S10 Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, G1500, G2500, G3500, Jimmy, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, P2500, P3500, S15, S15 Jimmy, Safari, Calais, and Cutlass Salon

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Not what you need? Click here for all Voltage Regulator options

Reliable Charging System Voltage Regulator for Select GM Vehicles

The Standard Ignition VR-431 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your vehicle's electrical system. Engineered for compatibility with various Buick, Cadillac, Chevrolet, GMC, and Oldsmobile models, this regulator ensures consistent alternator performance and electrical stability.

Connector Gender: Female for secure connection
Terminal Gender: Male terminals for reliable contact
Terminal Quantity: 1 blade, 1 pin, and 4 blade terminals for versatile fitment
Terminal Type: Combination of blade and pin terminals to match factory specifications
Compatible with multiple GM models including Chevrolet C10, Cadillac Allante, Buick Century, and GMC Jimmy

Technical Overview and Compatibility

The VR-431 voltage regulator from Standard Ignition is a critical component in the charging system, controlling the alternator output to prevent overcharging or undercharging the battery. Its female connector and male blade and pin terminals are designed to match original equipment specifications, ensuring a proper fit and reliable electrical connection. This part is compatible with a wide range of GM vehicles such as the Chevrolet C1500 Suburban, Cadillac DeVille, Buick LeSabre, and GMC K1500, among others. The terminal configuration of 1 blade, 1 pin, and 4 blade terminals supports various wiring harnesses found in these models.

Applications and Common Issues Addressed

Prevents battery overcharging and electrical system damage
Resolves inconsistent alternator output and voltage fluctuations
Eliminates dimming or flickering dashboard lights
Corrects battery warning light activation due to voltage irregularities
Restores proper charging system function in Buick, Cadillac, Chevrolet, GMC, and Oldsmobile vehicles

Installation Notes and Tips

Ensure the vehicle's battery is disconnected before installation to avoid electrical shorts
Verify terminal types and connector gender match your vehicle’s wiring harness
Consult the vehicle’s service manual for specific voltage regulator location and removal procedures
Inspect wiring and connectors for corrosion or damage before installing the new regulator
Test the charging system after installation to confirm proper voltage regulation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The VR-431 voltage regulator undergoes rigorous quality control to ensure durability and reliable performance. This part includes a limited warranty covering defects in materials and workmanship, providing confidence in your replacement component.

Brand	Standard Ignition
Part Number	VR-431
Connector Gender	Female
Terminal Gender	Male
Terminal Type	Blade; Pin

This part fits 163 vehicles. Search below:

Year	Make	Model	Submodel	Body Type	Liters	Cylinders	Position	Notes
1997	Cadillac	Eldorado			4.6L	V8	N/A
1996	Cadillac	Commercial Chassis					N/A	Alt. No. 10479995, 996; 140 Amp
1996	Cadillac	DeVille					N/A	Alt. No. 10479995, 996; 140 Amp
1996	Cadillac	Eldorado					N/A	Alt. No. 10479995, 996; 140 Amp
1996	Cadillac	Fleetwood					N/A	Alt. No. 10479995, 996; 140 Amp
1996	Cadillac	Seville					N/A	Alt. No. 10479995, 996; 140 Amp
1995	Cadillac	Commercial Chassis					N/A	Alt. No. 10479995, 996, 10480008, 009, 116; 140 Amp
1995	Cadillac	DeVille					N/A	Alt. No. 10479995, 996, 10480008, 009, 116; 140 Amp
1995	Cadillac	Eldorado					N/A	Alt. No. 10479995, 996, 10480008, 009, 116; 140 Amp
1995	Cadillac	Fleetwood					N/A	Alt. No. 10479995, 996, 10480008, 009, 116; 140 Amp
1995	Cadillac	Seville					N/A	Alt. No. 10479995, 996, 10480008, 009, 116; 140 Amp
1994	Cadillac	Commercial Chassis					N/A	Alt. No. 10479995, 996, 10480008, 116; 140 Amp
1994	Cadillac	DeVille					N/A	Alt. No. 10479995, 996, 10480008, 116; 140 Amp
1994	Cadillac	Eldorado					N/A	Alt. No. 10479995, 996, 10480008, 116; 140 Amp
1994	Cadillac	Fleetwood					N/A	Alt. No. 10479995, 996, 10480008, 116; 140 Amp
1994	Cadillac	Seville					N/A	Alt. No. 10479995, 996, 10480008, 116; 140 Amp
1993	Buick	Century					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	LeSabre					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	Park Avenue					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	Regal					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	Riviera					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	Roadmaster					N/A	Alternator Rectifier Set - 124 Amp
1993	Buick	Skylark					N/A	Alternator Rectifier Set - 124 Amp
1993	Cadillac	Allante					N/A	Alt. No. 10479995, 996, 10480008, 009; 140 Amp
1993	Cadillac	Commercial Chassis					N/A	Alt. No. 10479995, 996, 10480008, 009,; 140 Amp
1993	Cadillac	DeVille					N/A	Alt. No. 10479995, 996, 10480008, 009,; 140 Amp
1993	Cadillac	Eldorado					N/A	Alt. No. 10479995, 996, 10480008, 009,; 140 Amp
1993	Cadillac	Fleetwood					N/A	Alt. No. 10479995, 996, 10480008, 009,; 140 Amp
1993	Cadillac	Seville					N/A	Alt. No. 10479995, 996, 10480008, 009,; 140 Amp
1992	Buick	Century					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	LeSabre					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	Park Avenue					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	Regal					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	Riviera					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	Roadmaster					N/A	Alternator Rectifier Set - 124 Amp
1992	Buick	Skylark					N/A	Alternator Rectifier Set - 124 Amp
1992	Cadillac	Commercial Chassis			4.9L	V8	N/A
1992	Cadillac	DeVille			4.9L	V8	N/A
1992	Cadillac	Eldorado			4.9L	V8	N/A
1992	Cadillac	Seville			4.9L	V8	N/A
1992	Oldsmobile	Cutlass Ciera					N/A	108 Amp
1992	Oldsmobile	Toronado			3.8L	V6	N/A
1991	Buick	Century					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	LeSabre					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Park Avenue					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Reatta					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Regal					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Riviera					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Roadmaster					N/A	w/ 100, 124 Amp; Alt. No. 1101599
1991	Buick	Skylark					N/A	Alt. No. 1101599; 124 Amp; 100 Amp
1991	Oldsmobile	Cutlass Ciera					N/A	108 Amp
1991	Oldsmobile	Toronado			3.8L	V6	N/A
1990	Buick	Century					N/A	Alt. No. 1101599; 100 or 120 Amp
1990	Buick	LeSabre					N/A	Alt. No. 1101599; 100 or 120 Amp
1990	Buick	Reatta					N/A	Alt. No. 1101599; 100 or 120 Amp
1990	Buick	Regal					N/A	Alt. No. 1101599; 100 or 120 Amp
1990	Buick	Riviera					N/A	Alt. No. 1101599; 100 or 120 Amp
1990	Buick	Skylark					N/A	Alt. No. 1101599; 120 Amp; 100 Amp
1990	Oldsmobile	98					N/A	108 Amp
1990	Oldsmobile	Custom Cruiser					N/A	108 Amp
1990	Oldsmobile	Cutlass Calais					N/A	108 Amp
1990	Oldsmobile	Cutlass Ciera					N/A	108 Amp
1990	Oldsmobile	Cutlass Cruiser					N/A	108 Amp
1990	Oldsmobile	Cutlass Supreme					N/A	108 Amp
1990	Oldsmobile	Delta 88		Sedan			N/A	108 Amp
1990	Oldsmobile	Toronado					N/A	108 Amp
1989	Buick	Century					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	LeSabre					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	Reatta					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	Regal					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	Riviera					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	Skyhawk					N/A	Alternator Diode Trio - 120 Amp
1989	Buick	Skylark					N/A	Alternator Diode Trio - 120 Amp
1989	Oldsmobile	98					N/A	108 Amp
1989	Oldsmobile	Custom Cruiser					N/A	108 Amp
1989	Oldsmobile	Cutlass Calais					N/A	108 Amp
1989	Oldsmobile	Cutlass Ciera					N/A	108 Amp
1989	Oldsmobile	Cutlass Cruiser					N/A	108 Amp
1989	Oldsmobile	Cutlass Supreme					N/A	108 Amp
1989	Oldsmobile	Delta 88		Sedan			N/A	108 Amp
1989	Oldsmobile	Toronado					N/A	108 Amp
1988	Buick	Century			2.8L	V6	N/A	Alternator Diode Trio - 120 Amp
1988	Buick	LeSabre					N/A	Alt. No. 1101331; 120 Amp
1988	Buick	Reatta					N/A	Alt. No. 1101331; 120 Amp
1988	Buick	Regal					N/A	Alt. No. 1101331; 120 Amp
1988	Buick	Riviera					N/A	Alt. No. 1101331; 120 Amp
1988	Buick	Skyhawk					N/A	Alt. No. 1101331; 120 Amp
1988	Buick	Skylark					N/A	Alt. No. 1101331; 120 Amp
1988	Oldsmobile	Cutlass Supreme					N/A	108 Amp
1987	Buick	Century					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Buick	LeSabre					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Buick	Regal					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Buick	Riviera					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Buick	Skyhawk					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Buick	Skylark					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Cadillac	Allante					N/A	Alt. No. 1105657; 120 Amp
1987	Cadillac	Cimarron					N/A	Alt. No. 1105657; 120 Amp
1987	Cadillac	Commercial Chassis					N/A	Alternator Diode Trio - 120 Amp
1987	Cadillac	DeVille					N/A	Alt. No. 1105657; 120 Amp
1987	Cadillac	Eldorado					N/A	Alt. No. 1105657; 120 Amp
1987	Cadillac	Fleetwood					N/A	Alt. No. 1105657; 120 Amp
1987	Cadillac	Seville					N/A	Alt. No. 1105657; 120 Amp
1987	Oldsmobile	98					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Oldsmobile	Custom Cruiser					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Oldsmobile	Cutlass					N/A	Alternator Diode Trio - 120 Amp
1987	Oldsmobile	Cutlass Supreme					N/A	Alternator Diode Trio - 120 Amp
1987	Oldsmobile	Firenza					N/A	Alt. No. 1101331, 1105016; 120 Amp
1987	Oldsmobile	Toronado					N/A	Alt. No. 1101331, 1105016; 120 Amp
1986	Buick	Century					N/A	4 Blade Term.
1986	Buick	LeSabre					N/A	4 Blade Term.
1986	Buick	Regal					N/A	4 Blade Term.
1986	Buick	Riviera					N/A	4 Blade Term.
1986	Buick	Skyhawk					N/A	4 Blade Term.
1986	Buick	Skylark					N/A	4 Blade Term.
1986	Chevrolet	Astro					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	C10					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	C10 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	C20					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	C20 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	C30					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	G10					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	G20					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	G30					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	K10					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	K10 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	K20					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	K20 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	K30					N/A	Alt. No. 1105662, 664; 85 Amp; 60, 78, or 100 Amp
1986	Chevrolet	K5 Blazer					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	P20					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	P30					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	Chevrolet	S10					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Chevrolet	S10 Blazer					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	GMC	C1500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	C1500 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	C2500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	C2500 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	C3500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	G1500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	G2500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	G3500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	Jimmy					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	GMC	K1500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	K1500 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	K2500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	K2500 Suburban					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	K3500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	P2500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	P3500					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	S15					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	GMC	S15 Jimmy					N/A	Alt. No. 1105662, 664; 85 or 100 Amp
1986	GMC	Safari					N/A	Alt. No. 1105662, 664; 100 Amp; 85 Amp
1986	Oldsmobile	98	Regency Brougham				N/A	4 Blade Term.
1986	Oldsmobile	98	Regency				N/A	4 Blade Term.
1986	Oldsmobile	Calais					N/A	4 Blade Term.
1986	Oldsmobile	Custom Cruiser					N/A	4 Blade Term.
1986	Oldsmobile	Cutlass					N/A	4 Blade Term.
1986	Oldsmobile	Cutlass Ciera					N/A	4 Blade Term.
1986	Oldsmobile	Cutlass Salon					N/A	4 Blade Term.
1986	Oldsmobile	Cutlass Supreme					N/A	4 Blade Term.
1986	Oldsmobile	Delta 88		Sedan			N/A	4 Blade Term.
1986	Oldsmobile	Firenza					N/A	4 Blade Term.
1986	Oldsmobile	Toronado					N/A	4 Blade Term.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

111640811164281V105627-1722KVR187R343RAA1404VR192VR780

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.