Aftermarket Delco Voltage Regulator D705XHD

Specifications

• MFR:DELCO
• FEATURE 1:100% New
• FEATURE 2:OE compliant functions & performance: current limiting, thermal shutdown, load dump protection, shorted field & lamp circuit protection
• FEATURE 3:Welded construction - no solder joints for hi-temperature reliability & increased field life
• NOTE 1:With temperature compensation. Used on vehicles w/ digital instrument cluster.
• SPECS FOR:Delco CS130D Series IR/IF Alternators
• SPECS:12 Volt, B-Circuit, P-L-F-S Terminals, 14.8 Vset, 10 sec. LRC

Used On

• Buick (1996-1998)
• Chevrolet (1996-2003)
• GMC (1998-2003)
• Isuzu (1998-2000)
• Oldsmobile (1996-2001)
• Pontiac (1996-2002)

Replaces

Delco: 19009705, 19009729, 705
Delco ASVR: 19009729, 19009763, Original Reference Number 9729

Lester Numbers

• 8190-11, 8197-7, 8199-2, 8222-3, 8223-7, 8224-11, 8228-7, 8229-7, 8230-7, 8231-5, 8233-7, 8240-7, 8275-2, 8276-7, 8297

Unit Numbers

Delco: 10463605, 10463638, 10463639, 10463838, 10463839, 10463840, 10463842, 10463843, 10464069, 10464071, 10464072, 10464084, 10464085, 10464086, 10464087, 10464097, 10464401, 10464409, 10464410, 10464411, 10464418, 10464419, 10464420, 10464423, 10464431, 10464432, 10464433, 10480074, 10480076, 10480079, 10480184, 10480191, 10480207, 10480217, 10480218, 10480250, 10480251, 10480252, 10480254, 10480259, 10480260, 10480289, 10480299, 10480301, 10480307, 10480320, 10480321, 10480322, 10480332, 10480351, 10480353, 10480354, 10480361, 10480362, 15768315, 19244782, 19244786, 19244787, 19244794
GM: 10463605, 10463638, 10463639, 10463839, 10463840, 10463842, 10464069, 10464071, 10464072, 10464084, 10464085, 10464086, 10464087, 10464097, 10464409, 10464411, 10464418, 10464419, 10464420, 10464423, 10464431, 10464432, 10464433, 10464458, 19244788
Isuzu: 8104640840, 8104640850
Original Reference Number: 10480351Y

Vehicle Application

Buick Car
Century V6 3.1L 189cid 1997–1998
Park Avenue V6 3.8L 3800cc 231cid 1997–1998
Regal V6 3.8L 3800cc 231cid 1997–1998
Skylark L4 2.4L 2392cc 146cid 1996–1998

Chevrolet Car
Camaro V6 3.8L 3800cc 231cid 1998–1999
Cavalier L4 2.3L 138cid 1995
Cavalier L4 2.2L 2190cc 134cid 1996–1998
Cavalier L4 2.4L 2392cc 146cid 1996–1999
Cavalier L4 2.2L 2190cc 134cid VIN 4 1999–2002
Cavalier L4 2.4L 2392cc 146cid VIN T 2000–2002
Lumina V6 3.1L 189cid 1998–1999
Lumina V6 3.8L 3800cc 231cid 1999
Malibu V6 3.1L 189cid 1997–1998
Malibu L4 2.4L 2392cc 146cid 1997–1999
Monte Carlo V6 3.1L 189cid 1998–1999
Monte Carlo V6 3.8L 3800cc 231cid 1999

Chevrolet Truck
Blazer V6 4.3L 262cid 1998–2000
S10 V6 4.3L 262cid 1998–2000
S10 L4 2.2L 2190cc 134cid 1998–2003

Chevrolet Van
Astro V6 4.3L 262cid 2000

GMC Truck
Jimmy V6 4.3L 262cid 1998–2000
Sonoma V6 4.3L 262cid 1998–2000
Sonoma L4 2.2L 2190cc 134cid 1998–2003

GMC Van
Safari V6 4.3L 262cid 2000

Isuzu Truck
Hombre V6 4.3L 4294cc 1998–1999
Hombre L4 2.2L 2190cc 134cid 1998–2000
Hombre V6 4.3L 262cid 2000

Oldsmobile Car
Achieva L4 2.4L 2392cc 146cid 1996–1998
Alero L4 2.4L 2392cc 146cid 1999–2001
Alero V6 3.4L 207cid 1999
Cutlass V6 3.1L 189cid 1997–1998
Intrigue V6 3.8L 3800cc 231cid 1998–1999

Oldsmobile Truck
Bravada V6 4.3L 262cid 1998–2000

Pontiac Car
Firebird V6 3.8L 3800cc 231cid 1998–1999
Grand Am L4 2.4L 2392cc 146cid 1996–2001
Grand Am V6 3.4L 207cid 1999
Grand Prix V6 3.1L 189cid 1998
Grand Prix V6 3.8L 3800cc 231cid 1998
Sunfire L4 2.3L 138cid 1995
Sunfire L4 2.2L 2190cc 134cid 1996–1998
Sunfire L4 2.4L 2392cc 146cid 1996–1999
Sunfire L4 2.2L 2190cc 134cid VIN 4 1999–2002
Sunfire L4 2.4L 2392cc 146cid VIN T 2000–2002

Features & Benefits

• Precision aftermarket replacement part
• Regulates alternator output voltage
• Helps maintain proper battery charging
• Supports stable charging system performance
• Manufactured to match original specifications
• Designed for dependable long-term operation
• Ideal for alternator rebuilding and repair
• Cross-referenced to OEM and aftermarket part numbers

What Does a Voltage Regulator Do?

The voltage regulator controls the alternator's output by regulating current supplied to the rotor field winding. As electrical demand changes, the regulator continuously adjusts field current to maintain the proper charging voltage for the battery and the vehicle's electrical system.

A properly functioning voltage regulator helps prevent battery overcharging and undercharging while protecting sensitive electrical components from excessive voltage. Because charging system performance depends on the interaction between the regulator, rotor, stator, rectifier, and battery, replacing a faulty regulator is an important step in restoring alternator performance.

Common Signs Replacement Is Needed

Replace the voltage regulator if you notice:

• Battery overcharging
• Battery not charging
• Low charging voltage
• High charging voltage
• Battery warning light illuminated
• Intermittent charging problems
• Headlights that brighten or dim with engine speed
• Charging system failure during testing
• Voltage regulator failure discovered during alternator rebuilding

Installation Recommendations

Installation should be performed by a qualified technician or experienced alternator rebuilder. Before installing the new regulator, inspect the brushes, brush holder, slip rings, rotor, stator, rectifier, wiring, and electrical connections for signs of wear or damage.

Always verify connector configuration and mounting style before installation. After assembly, bench-test the alternator to confirm proper charging voltage and overall charging system performance.

While You're Rebuilding

Inspect other common wear components to help maximize charging system reliability:

• Bearings
• Brushes
• Brush Holder
• Slip Rings
• Rectifier
• Diodes
• Rotor
• Clutch Pulley
• Insulators

Why Buy From RC Auto Electric?

RC Auto Electric specializes in alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of OEM and aftermarket electrical components backed by accurate cross-reference information to help simplify part identification and reduce ordering mistakes.

Disclaimer

Compatibility information is provided as a reference only. Manufacturing revisions, production changes, and previous rebuilding modifications may affect internal alternator components. Always compare the original part, connector configuration, mounting style, voltage specifications, cross-reference numbers, and product photographs before installation. If you are unsure about compatibility, contact RC Auto Electric before ordering.