Alternator 11780 for 2016–2017 Cadillac CT6 2.0L L4, complete assembly

2016–2017 Cadillac CT6 2.0L L4 Alternator 11780 | 170A, 5-Groove

$193.95
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Alternator 11780 for 2016–2017 Cadillac CT6 2.0L L4, complete assembly

2016–2017 Cadillac CT6 2.0L L4 Alternator 11780 | 170A, 5-Groove

$193.95

This new replacement alternator fits the 2016–2017 Cadillac CT6 2.0L L4 in the configurations listed below.

Vehicle fitment

Model years Vehicle Engine Configuration
2016, 2017, 2018, 2019 Cadillac ATS 2.0L L4 Denso IR/IF; Start/Stop Feature
2016 Cadillac ATS 2.5L L4 Denso IR/IF; Start/Stop Feature
2016, 2017 Cadillac CT6 2.0L L4 Denso IR/IF; Start/Stop Feature
2016, 2017, 2018, 2019 Cadillac CTS 2.0L L4 Denso IR/IF; Start/Stop Feature

Part numbers

GM: 23272782, 84542721

Denso: 104211-0670, 104211-0671, 104211-0672, TN104211-0670, TN104211-0671, TN104211-0672

Lester: 11780

Remy Remanufactured: 22077

MPA: 11866

Wilson: 90-29-5920

Bosch Remanufactured: AL8887X

Elstock: 28-7905

Lucas Electrical Europe: LRA04296

What’s included

Includes one new alternator with pulley.

Specifications

  • Output: 170 A
  • Voltage: 12 V
  • Pulley grooves: 5
  • Pulley type: Decoupler
  • Rotation: Clockwise
  • Regulator: Internal

Before ordering

Match the original alternator part number, amperage, electrical connector, mounting points and pulley with the listing. Check any equipment or production-date notes in the fitment table.

Installation tip: Disconnect the negative battery cable before replacement. Check the belt, tensioner and battery-cable connections, then verify charging operation after installation.

Need a match? Send your VIN and a photo of the original alternator label to our Auto Parts Desk.

Browse more replacement alternators or explore all auto parts.

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