Alternator - GM (20881337)

Alternator - GM (20881337)

  • MSRP: $491.60
  • Discount: $217.53 (44.2% off)
  • Sale Price: $274.07
Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products
  • Details
  • Also Purchased
  • Additional Info
  • Vehicle Fitment
  • Product Reviews
  • Ask Our Team
  • Warranty & Disclosures
  • Installation Instructions
  • Policies

Details

  • Brand:
    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • SKU: 20881337
  • Other Names: Alternator
  • Description:

    Silverado, sierra. Avalanche, Escalade EXT. 145 amp. Escalade ESV. 145 amp. Canyon, Colorado. 4.3L, 2003-14, 145 amp. 5.3L. Newly manufactured as an exact replacement for your GM vehicle's original alternator This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

  • Condition: New
  • Replaces: 15905872, 15905874, 22781127, 25869451, 25968616
  • Sold In Quantity: 1

Vehicle Fitment

Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
2018 Chevrolet LCF 3500 Base 6.0L V8 - Flex
2017 Chevrolet LCF 3500 Base 6.0L V8 - Flex
2016 Chevrolet LCF 3500 Base 6.0L V8 - CNG, 6.0L V8 - Flex
2014 Cadillac Escalade Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2014 Cadillac Escalade ESV Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2014 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2014 Chevrolet Express 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2014 Chevrolet Express 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2014 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas
2014 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2014 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex
2014 Chevrolet Tahoe LS, LT, LTZ, PPV, SSV 5.3L V8 - Flex
2014 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2014 GMC Savana 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2014 GMC Savana 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2014 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas
2014 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2014 GMC Yukon Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2014 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2013 Cadillac Escalade Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2013 Cadillac Escalade ESV Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2013 Cadillac Escalade EXT Base, Luxury, Premium 6.2L V8 - Flex
2013 Chevrolet Avalanche Black Diamond LS, Black Diamond LT, Black Diamond LTZ 5.3L V8 - Flex
2013 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2013 Chevrolet Express 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2013 Chevrolet Express 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2013 Chevrolet Silverado 1500 Hybrid, LS, LT, LTZ, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2013 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas
2013 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2013 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex
2013 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Flex
2013 Chevrolet Tahoe LS, LT, LTZ, PPV, SSV 5.3L V8 - Flex
2013 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2013 GMC Savana 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2013 GMC Savana 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2013 GMC Sierra 1500 Denali, Hybrid, SL, SLE, SLT, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2013 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas
2013 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2013 GMC Yukon Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2013 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2013 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Flex
2012 Cadillac Escalade Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2012 Cadillac Escalade ESV Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2012 Cadillac Escalade EXT Base, Luxury, Premium 6.2L V8 - Flex
2012 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex
2012 Chevrolet Colorado LT 5.3L V8 - Gas
2012 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2012 Chevrolet Express 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2012 Chevrolet Express 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2012 Chevrolet Silverado 1500 Hybrid, LS, LT, LTZ, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2012 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Flex
2012 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2012 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex
2012 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Flex
2012 Chevrolet Tahoe LS, LT, LTZ, PPV, SSV 5.3L V8 - Flex
2012 GMC Canyon SLE, SLT 5.3L V8 - Gas
2012 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2012 GMC Savana 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2012 GMC Savana 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2012 GMC Sierra 1500 Denali, Hybrid, SL, SLE, SLT, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2012 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex
2012 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2012 GMC Yukon Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2012 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2012 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Flex
2011 Cadillac Escalade Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2011 Cadillac Escalade ESV Base, Luxury, Platinum, Premium 6.2L V8 - Flex
2011 Cadillac Escalade EXT Base, Luxury, Premium 6.2L V8 - Flex
2011 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex
2011 Chevrolet Colorado LT 5.3L V8 - Gas
2011 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2011 Chevrolet Express 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2011 Chevrolet Express 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2011 Chevrolet Silverado 1500 Hybrid, LS, LT, LTZ, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2011 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Flex
2011 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2011 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex
2011 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Flex
2011 Chevrolet Tahoe LS, LT, LTZ 5.3L V8 - Flex
2011 GMC Canyon SLE, SLT 5.3L V8 - Gas
2011 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2011 GMC Savana 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2011 GMC Savana 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - CNG, 6.0L V8 - Flex
2011 GMC Sierra 1500 Denali, Hybrid, SL, SLE, SLT, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2011 GMC Sierra 2500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex
2011 GMC Sierra 3500 HD Denali, SLE, SLT, WT 6.0L V8 - Flex
2011 GMC Yukon Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2011 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2011 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Flex
2010 Cadillac Escalade Base, Platinum 6.2L V8 - Flex
2010 Cadillac Escalade ESV Base, Platinum 6.2L V8 - Flex
2010 Cadillac Escalade EXT Base 6.2L V8 - Flex
2010 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex
2010 Chevrolet Colorado LT 5.3L V8 - Gas
2010 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2010 Chevrolet Express 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - Flex
2010 Chevrolet Express 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - Flex
2010 Chevrolet Silverado 1500 Hybrid, LS, LT, LTZ, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2010 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2010 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2010 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex
2010 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Flex
2010 Chevrolet Tahoe LS, LT, LTZ 5.3L V8 - Flex
2010 GMC Canyon SLE, SLT 5.3L V8 - Gas
2010 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex
2010 GMC Savana 2500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - Flex
2010 GMC Savana 3500 Base, LS, LT 4.8L V8 - Flex, 6.0L V8 - Flex
2010 GMC Sierra 1500 Denali, Hybrid, SL, SLE, SLT, WT, XFE 4.3L V6 - Gas, 4.8L V8 - Flex, 5.3L V8 - Flex, 6.0L V8 - FULL HYBRID EV-FLEX (FHEV, 6.2L V8 - Flex
2010 GMC Sierra 2500 HD SLE, SLT, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2010 GMC Sierra 3500 HD SLE, SLT, WT 6.0L V8 - Flex, 6.0L V8 - Gas
2010 GMC Yukon Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2010 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 6.2L V8 - Flex
2010 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Flex
2010 Hummer H3 Alpha 5.3L V8 - Flex
2010 Hummer H3T Alpha 5.3L V8 - Flex
2009 Cadillac Escalade Base, Platinum 6.2L V8 - Flex
2009 Cadillac Escalade ESV Base, Platinum 6.2L V8 - Flex
2009 Cadillac Escalade EXT Base 6.2L V8 - Flex
2009 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2009 Chevrolet Colorado LT 5.3L V8 - Gas
2009 Chevrolet Express 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas
2009 Chevrolet Silverado 1500 Hybrid, LS, LT, LTZ, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - FULL HYBRID EV-GAS (FHEV), 6.0L V8 - Gas, 6.2L V8 - Flex
2009 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Gas
2009 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Gas
2009 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2009 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Gas
2009 Chevrolet Tahoe LS, LT, LTZ 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Flex
2009 GMC Canyon SLE, SLT 5.3L V8 - Gas
2009 GMC Savana 1500 Base, LS, LT 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas
2009 GMC Sierra 1500 Denali, Hybrid, SL, SLE, SLT, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - FULL HYBRID EV-GAS (FHEV), 6.0L V8 - Gas, 6.2L V8 - Flex
2009 GMC Sierra 2500 HD SLE, SLT, WT 6.0L V8 - Gas
2009 GMC Sierra 3500 HD SLE, SLT, WT 6.0L V8 - Gas
2009 GMC Yukon Denali, SLE, SLT 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Flex
2009 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas, 6.2L V8 - Flex
2009 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Gas
2009 Hummer H3 Alpha, Championship Series 5.3L V8 - Gas
2009 Hummer H3T Alpha 5.3L V8 - Gas
2008 Cadillac Escalade Base, Platinum 6.2L V8 - Gas
2008 Cadillac Escalade ESV Base, Platinum 6.2L V8 - Gas
2008 Cadillac Escalade EXT Base 6.2L V8 - Gas
2008 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2008 Chevrolet Silverado 1500 LS, LT, LTZ, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2008 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Gas
2008 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Gas
2008 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2008 Chevrolet Suburban 2500 LS, LT 6.0L V8 - Gas
2008 Chevrolet Tahoe LS, LT, LTZ 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas
2008 GMC Sierra 1500 Denali, SL, SLE, SLT, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas, 6.2L V8 - Gas
2008 GMC Sierra 2500 HD SLE, SLT, WT 6.0L V8 - Gas
2008 GMC Sierra 3500 HD SLE, SLT, WT 6.0L V8 - Gas
2008 GMC Yukon Denali, SLE, SLT 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas
2008 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas, 6.2L V8 - Gas
2008 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Gas
2008 Hummer H3 Alpha 5.3L V8 - Gas
2007 Cadillac Escalade Base 6.2L V8 - Gas
2007 Cadillac Escalade ESV Base 6.2L V8 - Gas
2007 Cadillac Escalade EXT Base 6.2L V8 - Gas
2007 Chevrolet Avalanche LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2007 Chevrolet Silverado 1500 LS, LT, LTZ, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2007 Chevrolet Silverado 2500 HD LT, LTZ, WT 6.0L V8 - Gas
2007 Chevrolet Silverado 3500 HD LT, LTZ, WT 6.0L V8 - Gas
2007 Chevrolet Suburban 1500 LS, LT, LTZ 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas
2007 Chevrolet Suburban 2500 LS, LT, LTZ 6.0L V8 - Gas
2007 Chevrolet Tahoe LS, LT, LTZ 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas
2007 GMC Sierra 1500 Denali, SL, SLE, SLT, WT 4.3L V6 - Gas, 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas, 6.2L V8 - Gas
2007 GMC Sierra 2500 HD SLE, SLT, WT 6.0L V8 - Gas
2007 GMC Sierra 3500 HD SLE, SLT, WT 6.0L V8 - Gas
2007 GMC Yukon Denali, SLE, SLT 4.8L V8 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas
2007 GMC Yukon XL 1500 Denali, SLE, SLT 5.3L V8 - Flex, 5.3L V8 - Gas, 6.0L V8 - Gas, 6.2L V8 - Gas
2007 GMC Yukon XL 2500 SLE, SLT 6.0L V8 - Gas
(170165 more fitments)

Cheapest GM Parts.com

CheapestGMParts.com only sells Genuine GM Parts at the cheapest prices you'll find available anywhere on the web.  Shop Factory Replacement OEM Parts for Chevrolet, GMC, Buick, Cadillac, Pontiac, Hummer, Saturn, and Oldsmobile cars & trucks.

GM

Cheapest GM Parts only provides Genuine GM Parts at the lowest prices available. Shop OEM replacement car & truck parts for Chevrolet, GMC, Buick, Cadillac, Pontiac, Hummer, Saturn, and Oldsmobile. Provide your VIN at checkout and we will verify this part fits before shipping.