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GM Genuine Parts Driver Side Camshaft Phaser
OE
Pack of 1

GM Genuine Parts Driver Side Camshaft Phaser

GM Part #12684831

ACDelco Part #12684831

MSRP$169.49*

GM Genuine Parts Engine Variable Valve Timing (VVT) Adjuster are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Pack of 1

About this product

GM Genuine Parts Engine Variable Valve Timing (VVT) Adjuster are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Manufactured to GM OE specification for fit, form, and function

Adjustment TypeHydraulic
Width3.7 in / 38.07 mm
Inside Diameter1.417 in / 36 mm
Outside Diameter3.28 in / 83.32 mm
ClassificationOE
Tooth Quantity40

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Good Maintenance Practices:

  • Change your vehicle’s oil at recommended intervals.
  • Have a trained technician service your vehicle’s timing components.

Signs of wear for camshaft phasers include but are not limited to:

  • Rough idling
  • Loud noises from your vehicle’s engine compartment
  • Poor engine performance

ModelBody StyleTrimYear(s)
AllureCX, CXL, CXS2007, 2010
Enclave2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
LaCrosseBase, CX, CXL, Convenience, Leather, Premium, Touring2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016

Frequently Asked Questions

Yes. It is common to utilize camshaft phasers in dual overhead camshaft engines. In these cases, it is typical to use a camshaft phaser for each camshaft.

Yes. Variable valve timing optimizes your engine’s valve timing, helping meet emissions and fuel economy requirements while optimizing torque, power, and engine stability. Variable valve timing systems adjust their components depending on current driving demands, helping ensure precise timing for various conditions and needs.