Aftermarket Denso Voltage Regulator IN6329

Specifications MFR:DENSO FEATURE 1:100% New  FEATURE 2:Field short-circuit protection NOTE 1:L is not traditional lamp terminal. NOTE 2:Vset controlled by vehicle RVC system NOTE 3:L(RC) terminal is computer RVC(PWM) connection, not Lamp NOTE 4:Regulator damage if tested as Lamp connection SPECS FOR:Denso IR/IF Alternators SPECS:12 Volt, B-Circuit, L(RC)- F(FR) Terminals, 13.8 Default Vset USED ON Chevrolet (2007-2015) ** Pontiac (2007-2009) ** Saturn (2008-2010) Replaces Denso 126600-3290, GC3 3290 LESTER NUMBERS 11156, 11183, 11237, 11250, 11367, 11647, 11787 UNIT NUMBERS Denso 021080-0170, 104210-2160, 104210-2161, 104210-2250, 104210-2890, 104210-4560, 104210-5070, 104210-5380, 104210-5410, 104211-8131, 104211-8160, 104211-8161, 104211-8162; GM 10335498, 15826299, 15846253, 20841889, 22865612, 22888109, 22988006, 25862643, 25864953, 84009367, 84009385, 96673483 Vehicle Application Chevrolet Truck Equinox V6 3.4L 207cid 2007-2008 Equinox V6 3.6L 3564cc 217cid 2013-2016 Pontiac Truck Torrent V6 3.4L 207cid 2007-2008 Chevrolet Car Impala V6 3.9L 3880cc 237cid 2006 Impala V6 3.9L 3880cc 237cid 2007-2008 Impala V6 3.9L 3880cc 237cid 2009-2011 Monte Carlo V6 3.9L 3880cc 237cid 2006 Malibu V6 3.6L 3564cc 217cid 2011-2012 Camaro V6 3.6L 3564cc 217cid 2012-2013 Saturn Truck Vue V6 3.6L 3564cc 217cid 2010 Buick Car Lucerne V6 3.9L 3880cc 237cid 2009-2010 Lucerne V6 3.9L 3880cc 237cid VIN M 2011 Cadillac Truck SRX V6 3.6L 3564cc 217cid 2012-2016 GMC Truck Terrain V6 3.6L 3564cc 217cid 2013-2016 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.