TYC 2-14020 Alternator
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TYC

TYC 2-14020 Alternator

Brand TYC 2-14020
Oe Manufacturer Denso
Power Generation (amps) 220
Pully Wheel Design Regular
Pully Wheel Grooves 6
Rotation Direction Cw
Fits Chevrolet and GMC · 140 vehicles

OE manufacturer. Built by DENSO for dependable alternator performance.

220-amp output. Provides strong charging capacity for demanding electrical loads.

Regular pulley design. Six grooves help deliver smooth belt engagement.

Cross-references BBB Industries 42095, 14020N and 84143539 for the same application. See all 4.

$188.05Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Alternator options

TYC 2-14020 Alternator Overview

The TYC 2-14020 alternator is a 220-amp replacement built for GM trucks and vans that need stable charging output under demanding electrical loads. It is an OE-style unit for applications originally equipped with a DENSO alternator, including Chevrolet Express, GMC Savana, Silverado HD, and Sierra HD models.

Use this alternator when you need a direct-fit charging solution for a Chevrolet Express 2500 or GMC Savana 3500, or for single-alternator Silverado 2500 HD and Sierra 3500 HD applications. The TYC 2-14020 supports clockwise rotation and uses a regular pulley with 6 grooves.

Key Features

  • 220-amp power generation for high-demand charging systems
  • OE manufacturer reference: DENSO
  • Regular pulley wheel design with 6 grooves
  • Clockwise rotation
  • Direct replacement for select Chevrolet and GMC applications
  • Part number: 2-14020

Detailed Description

TYC 2-14020 is an alternator replacement engineered for vehicles that rely on consistent electrical output for starting, battery charging, and accessory operation. It cross-references BBB Industries 42095 and is also referenced by 14020N, 84143539, and AL8889X for the same application. This part number is commonly searched for Chevrolet Express 1500, Chevrolet Express 2500, GMC Savana 1500, and GMC Savana 3500 charging system repairs, as well as Silverado 2500 HD and Sierra 3500 HD single-alternator setups.

What It Helps Address

  • Low charging voltage
  • Battery warning light illumination
  • Dim lights or electrical instability
  • Charging system noise from a worn alternator
  • Failure to maintain battery charge during normal driving

Installation Notes and Tips

  • Verify pulley groove count and rotation direction before installation.
  • Confirm the vehicle uses a 220A charging specification where noted in fitment.
  • Check belt condition and electrical connectors during alternator replacement.
  • Fits 2003-2020 Chevrolet Express 2500, N/A; Power Generation (Amps): 220A.
  • Fits 2003-2020 Chevrolet Express 3500, N/A; Power Generation (Amps): 220A.
  • Fits 2003-2020 GMC Savana 2500, N/A; Power Generation (Amps): 220A.
  • Fits 2003-2020 GMC Savana 3500, N/A; Power Generation (Amps): 220A.
  • Fits 2015-2019 Chevrolet Silverado 2500 HD, N/A; Single Alternator.
  • Fits 2015-2019 Chevrolet Silverado 3500 HD, N/A; Single Alternator.
  • Fits 2015-2019 GMC Sierra 2500 HD, N/A; Single Alternator.
  • Fits 2015-2019 GMC Sierra 3500 HD, N/A; Single Alternator.
  • Fits 2003-2014 Chevrolet Express 1500, N/A; Power Generation (Amps): 220A.
  • Fits 2003-2014 GMC Savana 1500, N/A; Power Generation (Amps): 220A.

Quality Assurance

This alternator is built to OE manufacturer specifications for the listed applications and is intended to match the original DENSO-style charging setup used on the covered Chevrolet and GMC vehicles. Part number 2-14020 is a practical replacement choice when restoring proper charging performance on compatible GM platforms.

Related reading

This part fits 140 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeLitersCylindersNotes
2020ChevroletExpress 2500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2020ChevroletExpress 3500LTStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2020ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2020GMCSavana 2500LTStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2020GMCSavana 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2020GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2019ChevroletExpress 2500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2019ChevroletExpress 3500BaseCutaway Van4.3LV6Power Generation (Amps): 220A
2019ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2019ChevroletSilverado 2500 HDWTCrew Cab Pickup6.0LV8Single Alternator
2019ChevroletSilverado 3500 HDHigh CountryCrew Cab Pickup6.0LV8Single Alternator
2019GMCSavana 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2019GMCSavana 3500LTExtended Passenger Van4.3LV6Power Generation (Amps): 220A
2019GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2019GMCSierra 2500 HDSLTCrew Cab Pickup6.0LV8Single Alternator
2019GMCSierra 3500 HDDenaliCrew Cab Pickup6.0LV8Single Alternator
2018ChevroletExpress 2500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2018ChevroletExpress 3500LTExtended Passenger Van4.3LV6Power Generation (Amps): 220A
2018ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2018ChevroletSilverado 2500 HDWTCrew Cab Pickup6.0LV8Single Alternator
2018ChevroletSilverado 3500 HDLTStandard Cab Pickup6.0LV8Single Alternator
2018GMCSavana 2500BaseExtended Cargo Van4.3LV6Power Generation (Amps): 220A
2018GMCSavana 3500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2018GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2018GMCSierra 2500 HDSLTCrew Cab Pickup6.0LV8Single Alternator
2018GMCSierra 3500 HDBaseCab & Chassis6.0LV8Single Alternator
2017ChevroletExpress 2500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2017ChevroletExpress 3500BaseCutaway Van4.8LV8Power Generation (Amps): 220A
2017ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2017ChevroletSilverado 2500 HDLTZExtended Cab Pickup6.0LV8Single Alternator
2017ChevroletSilverado 3500 HDWTCab & Chassis6.0LV8Single Alternator
2017GMCSavana 2500LSStandard Passenger Van4.8LV8Power Generation (Amps): 220A
2017GMCSavana 3500BaseCutaway Van6.0LV8Power Generation (Amps): 220A
2017GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2017GMCSierra 2500 HDSLECrew Cab Pickup6.0LV8Single Alternator
2017GMCSierra 3500 HDSLTExtended Cab Pickup6.0LV8Single Alternator
2016ChevroletExpress 2500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2016ChevroletExpress 3500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2016ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2016ChevroletSilverado 2500 HDLTStandard Cab Pickup6.0LV8Single Alternator
2016ChevroletSilverado 3500 HDWTExtended Cab Pickup6.0LV8Single Alternator
2016GMCSavana 2500LSStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2016GMCSavana 3500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2016GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2016GMCSierra 2500 HDBaseStandard Cab Pickup6.0LV8Single Alternator
2016GMCSierra 3500 HDBaseCrew Cab Pickup6.0LV8Single Alternator
2015ChevroletExpress 2500LSStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2015ChevroletExpress 3500LSExtended Passenger Van4.8LV8Power Generation (Amps): 220A
2015ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2015ChevroletSilverado 2500 HDLTZCrew Cab Pickup6.0LV8Single Alternator
2015ChevroletSilverado 3500 HDLTZExtended Cab Pickup6.0LV8Single Alternator
2015GMCSavana 2500LSStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2015GMCSavana 3500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2015GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2015GMCSierra 2500 HDSLECrew Cab Pickup6.0LV8Single Alternator
2015GMCSierra 3500 HDDenaliCrew Cab Pickup6.0LV8Single Alternator
2014ChevroletExpress 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2014ChevroletExpress 2500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2014ChevroletExpress 3500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2014ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2014GMCSavana 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2014GMCSavana 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2014GMCSavana 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2014GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2013ChevroletExpress 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2013ChevroletExpress 2500LSStandard Passenger Van4.8LV8Power Generation (Amps): 220A
2013ChevroletExpress 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2013ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2013GMCSavana 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2013GMCSavana 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2013GMCSavana 3500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2013GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2012ChevroletExpress 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2012ChevroletExpress 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2012ChevroletExpress 3500LTExtended Passenger Van4.8LV8Power Generation (Amps): 220A
2012ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2012GMCSavana 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2012GMCSavana 2500LSStandard Passenger Van4.8LV8Power Generation (Amps): 220A
2012GMCSavana 3500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2012GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2011ChevroletExpress 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2011ChevroletExpress 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2011ChevroletExpress 3500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2011ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2011GMCSavana 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2011GMCSavana 2500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2011GMCSavana 3500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2011GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2010ChevroletExpress 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2010ChevroletExpress 2500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2010ChevroletExpress 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2010ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2010GMCSavana 1500—Standard Cargo Van4.3LV6Power Generation (Amps): 220A
2010GMCSavana 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2010GMCSavana 3500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2010GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2009ChevroletExpress 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2009ChevroletExpress 2500LSStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2009ChevroletExpress 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2009ChevroletExpress 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2009GMCSavana 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2009GMCSavana 2500SLEStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2009GMCSavana 3500LSExtended Passenger Van6.0LV8Power Generation (Amps): 220A
2009GMCSavana 4500—Cutaway6.0LV8Power Generation (Amps): 220A
2008ChevroletExpress 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2008ChevroletExpress 2500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2008ChevroletExpress 3500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2008GMCSavana 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2008GMCSavana 2500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2008GMCSavana 3500BaseCutaway Van4.8LV8Power Generation (Amps): 220A
2007ChevroletExpress 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2007ChevroletExpress 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2007ChevroletExpress 3500LTStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2007GMCSavana 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2007GMCSavana 2500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2007GMCSavana 3500LTExtended Passenger Van6.0LV8Power Generation (Amps): 220A
2006ChevroletExpress 1500LTStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2006ChevroletExpress 2500LSStandard Passenger Van6.0LV8Power Generation (Amps): 220A
2006ChevroletExpress 3500BaseExtended Cargo Van4.8LV8Power Generation (Amps): 220A
2006GMCSavana 1500LTStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2006GMCSavana 2500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2006GMCSavana 3500BaseCutaway Van4.8LV8Power Generation (Amps): 220A
2005ChevroletExpress 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2005ChevroletExpress 2500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2005ChevroletExpress 3500BaseExtended Cargo Van6.0LV8Power Generation (Amps): 220A
2005GMCSavana 1500BaseStandard Cargo Van4.3LV6Power Generation (Amps): 220A
2005GMCSavana 2500BaseExtended Passenger Van6.0LV8Power Generation (Amps): 220A
2005GMCSavana 3500BaseStandard Cargo Van6.0LV8Power Generation (Amps): 220A
2004ChevroletExpress 1500LSStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2004ChevroletExpress 2500LSStandard Passenger Van4.8LV8Power Generation (Amps): 220A
2004ChevroletExpress 3500BaseStandard Cargo Van4.8LV8Power Generation (Amps): 220A
2004GMCSavana 1500SLEStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2004GMCSavana 2500BaseExtended Passenger Van4.8LV8Power Generation (Amps): 220A
2004GMCSavana 3500BaseCutaway Van4.8LV8Power Generation (Amps): 220A
2003ChevroletExpress 1500BaseStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2003ChevroletExpress 2500BaseExtended Cargo Van4.3LV6Power Generation (Amps): 220A
2003ChevroletExpress 3500BaseExtended Passenger Van4.8LV8Power Generation (Amps): 220A
2003GMCSavana 1500SLEStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2003GMCSavana 2500BaseStandard Passenger Van4.3LV6Power Generation (Amps): 220A
2003GMCSavana 3500SLEExtended Passenger Van6.0LV8Power Generation (Amps): 220A
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BBB Industries — 4209514020N84143539AL8889X