ACDelco 22781131 Alternator

Alternator

Fits: Buick Rainier, Chevrolet Astro, Chevrolet Avalanche 2500, Chevrolet Colorado, Chevrolet Express 1500, Chevrolet Express 2500, Chevrolet Express 3500, Chevrolet Express 4500, Chevrolet Silverado 1500 HD, Chevrolet Silverado 1500 HD Classic, Chevrolet Silverado 2500 HD, Chevrolet Silverado 2500 HD Classic, Chevrolet Silverado 3500, Chevrolet Silverado 3500 Classic, Chevrolet SSR, Chevrolet Suburban 1500, Chevrolet Suburban 2500, Chevrolet Trailblazer, Chevrolet Trailblazer EXT, GMC Canyon, GMC Envoy, GMC Envoy XL, GMC Safari, GMC Savana 1500, GMC Savana 2500, GMC Savana 3500, GMC Savana 4500, GMC Sierra 1500 HD, GMC Sierra 1500 HD Classic, GMC Sierra 2500 HD, GMC Sierra 2500 HD Classic, GMC Sierra 3500, GMC Sierra 3500 Classic, GMC Yukon, GMC Yukon XL 1500, GMC Yukon XL 2500, Hummer H3, Hummer H3T, Isuzu Ascender, Saab 9-7x

MPN
22781131
$215.99
In stock
Ships on or before the next business day!
ACDelco GM Original Equipment Light Duty Alternators have components that are newly manufactured, and are GM-recommended replacement for your vehicle's original alternator. Alternators provide power to the vehicle's electrical systems and charge the battery while the engine is running. These original equipment alternators have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Alternator


BRAND: ACDelco




FEATURES:


  • 100% newly manufactured as an exact replacement for your GM vehicle's original alternator
  • Alternator
  • Components are tested to meet original specification requirements for remarkable durability
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Manufactured to GM OE specifications for fit, form, and function
  • Offering the quality, reliability, and durability of GM OE


SPECIFICS:


1068_in2.2
181_in0.83
181_mm21.0
183_in2.00
183_mm51.0
ACD_RemanDesNo
Comparison Chart 1PL31_PL33_CC_NewRemanChart.jpg
FAQ - A1Yes. These alternators are designed to withstand a wide range of weather conditions.
FAQ - A2No. Some vehicles require more amperage than others depending on the amount of electronics that need to be operated. Consult the vehicle information for proper application.
FAQ - Q1Can I be assured that the unit will last, especially in extreme weather?
FAQ - Q2Do all alternators supply the same amperage?
Good Maintenance Practices - S1 B1There is a cooling fan in most alternators to keep it from overheating. Making sure that the fan is clean will help the fan and alternator run properly.
Good Maintenance Practices - S1 B2It is also important that all electrical connections are kept clean and firmly attached, which will make sure the battery is being properly charged by the alternator.
Marketing Statement - Product LineStay with the parts brand your General Motors vehicle came with and get the quality you know and trust with ACDelco GM Original Equipment Starters and Alternators. ACDelco GM OE replacement parts give you the peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Starter and Alternators are manufactured for virtually every model of GM car, light duty truck, and sport utility vehicle.
Mkt_State_Warranty_CA36 Months/60,000 KM (Parts Only). Please see ACDelcocanada.com for more details.
Mkt_State_Warranty_US24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details.
PAdb Update Date2014-09-09
Signs of Wear & Troubleshooting - S1 B1Engine doesn't turn over or start
Signs of Wear & Troubleshooting - S1 B2Loss of battery power
Signs of Wear & Troubleshooting - S1 B3Some loss of electrical power (dimming headlight, etc.)
Signs of Wear & Troubleshooting - S1 B4Grinding or squeaking noise
Signs of Wear & Troubleshooting - S1 B5Alternator warning light illuminates
Signs of Wear & Troubleshooting - S1 HIndicators that there could be a problem with your vehicle's alternator are:
Signs of Wear & Troubleshooting - S2 B1Bad battery
Signs of Wear & Troubleshooting - S2 B2Broken, frayed, or loose drive belt
Signs of Wear & Troubleshooting - S2 B3Electrical fault
Signs of Wear & Troubleshooting - S2 B4Worn or damaged bearings
Signs of Wear & Troubleshooting - S2 B5Corroded or loose battery terminal connection
Signs of Wear & Troubleshooting - S2 B6Burned fuses or fusible links
Signs of Wear & Troubleshooting - S2 HOther vehicle parts that might cause related alternator problems include:
Signs of Wear & Troubleshooting - S3 B1Battery health
Signs of Wear & Troubleshooting - S3 B2Diagnostic trouble codes
Signs of Wear & Troubleshooting - S3 HWhen making repairs on electrical systems, in-depth diagnosis is needed before parts replacement. This includes checking:
Vintage_Part_IndicatorN



DOWNLOADS:




APPLICATIONS:


  • 2005-2005 Chevrolet Express 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 Chevrolet Express 2500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 GMC Savana 2500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 Chevrolet Silverado 3500 Classic
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Sierra 2500 HD
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Sierra 1500 HD
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 GMC Safari
    • STAMPED "JD" LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Saab 9-7x
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 Chevrolet Express 2500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 Chevrolet Express 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Yukon XL 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 GMC Savana 4500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 GMC Savana 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Envoy XL
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 GMC Savana 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 GMC Savana 3500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet SSR
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 GMC Sierra 2500 HD Classic
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 GMC Savana 2500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 GMC Sierra 2500 HD Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 Chevrolet Astro
    • STAMPED "JD" LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Silverado 1500 HD
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 GMC Savana 1500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 GMC Savana 3500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 Chevrolet Silverado 3500
    • STAMPED "JD" LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Silverado 3500
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Sierra 3500
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 GMC Savana 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 GMC Sierra 1500 HD Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Chevrolet Colorado
    • LABELED 20989651 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Suburban 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Buick Rainier
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 GMC Sierra 3500
    • STAMPED "JD" LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Hummer H3T
    • LABELED 20989651 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Sierra 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 Chevrolet Express 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 Chevrolet Express 3500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2009 GMC Savana 3500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Yukon XL 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Trailblazer EXT
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 Chevrolet Express 1500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 Chevrolet SSR
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2009 GMC Savana 2500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Isuzu Ascender
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 Chevrolet Express 3500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 Chevrolet Express 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 Chevrolet Express 1500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 Chevrolet Express 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Chevrolet Express 3500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Suburban 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 GMC Savana 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Chevrolet Express 2500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 GMC Savana 2500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 GMC Canyon
    • LABELED 20989651 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 Chevrolet Silverado 2500 HD Classic
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Envoy
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2007 GMC Savana 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Silverado 2500 HD
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Chevrolet Express 4500
    • 145 AMP(KG3) 2nd Design VEH BUILT W/ A 2 WIRE CONN, FOR GENERATOR)(FOR 1ST DES SEE 20881337 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 GMC Savana 3500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Silverado 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2009 Chevrolet Express 3500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 GMC Savana 3500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 Chevrolet Silverado 2500 HD Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Avalanche 2500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2009 Chevrolet Express 2500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 Chevrolet Express 3500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Yukon
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2010-2010 Hummer H3
    • LABELED 20989651 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 Chevrolet Express 2500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 Chevrolet Express 4500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 GMC Sierra 3500 Classic
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2008-2008 GMC Savana 2500
    • STAMPED "JD" DELCO SERIES DR44G, TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Silverado 2500 HD
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2011-2016 GMC Savana 4500
    • 145 AMP(KG3) USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 GMC Sierra 2500 HD
    • 105 AMP DUAL GENERATOR(8X5) STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 GMC Sierra 3500 Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2012-2016 Chevrolet Express 4500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 Chevrolet Silverado 1500 HD Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2013-2015 GMC Savana 4500
    • 145 AMP(KG3) STAMPED "JD" USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2005-2005 GMC Savana 3500
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100)(LABELED 22781131 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2007-2007 Chevrolet Silverado 3500 Classic
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
  • 2006-2006 Chevrolet Trailblazer
    • STAMPED "JD" DELCO SERIES DR44G TYPE 100 USE T/W 98057284 PULLEY FOR BELT LINE-UP, 4 WIRE GENERATOR
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