GM Genuine Parts Engine Front Cover
OE
Pack of 1

GM Genuine Parts Engine Front Cover

GM Part #12739836

ACDelco Part #12739836

MSRP$153.21*

GM Genuine Parts Engine Timing Covers are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Helps keep timing chain and gears protected from debris
  • Seals in oil to keep chain and gears lubed
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Pack of 1

About this product

GM Genuine Parts Engine Timing Covers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These covers help protect your vehicle's timing chain and gears protected from debris.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).

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  • Helps keep timing chain and gears protected from debris
  • Seals in oil to keep chain and gears lubed
  • 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

Gasket Or Seal IncludedNo
Length15.97 in / 405.57 mm
Depth3.04 in / 77.19 mm
ClassificationOE
Mounting Hole Quantity11
Mounting Hardware IncludedYes

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.

Before purchasing and installing an engine timing cover, make sure it is the correct fit for your vehicle.

  • Do visual check of cover and gasket for cracks and leaks.
  • Keep oil changed and fluid levels full for proper lubrication.
  • Regularly inspect engine timing covers for signs of damage or wear and replace them if signs of damage are found.

Signs of wear for engine timing covers include but are not limited to:

  • Signs of leaks at cover gasket
  • Timing cover rattles from being loose

ModelBody StyleTrimYear(s)
Silverado 2500 HD2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Silverado 3500 HDCab & Chassis2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Silverado 3500 HDCrew Cab Pickup2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Silverado 4500 HD2019, 2020, 2021, 2022, 2023, 2024, 2025
Silverado 5500 HD2019, 2020, 2021, 2022, 2023, 2024, 2025

Frequently Asked Questions

The vehicle can be run. However the leak should be repaired as soon as possible to keep chain and gears properly lubed.

No, consult information for proper cover for your engine.