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ACDelco Gold CK-4 Diesel 15W-40 Motor Oil - 1 gal
Gold
Pack of 1

ACDelco Gold CK-4 Diesel 15W-40 Motor Oil - 1 gal

GM Part #88865911

ACDelco Part #10-9214

MSRP$55.66*

ACDelco 15W-40 CK-4 Diesel Motor Oils are developed with high performance base stocks with advanced additive technology to help provide protection for your vehicle's engine.

  • Fromulated for heavy-duty engine applications
  • Premium mineral-based formula that helps protect against high temperature deposits, such as the formation of sludge and varnish deposits, for additional engine protection
  • Provides engine cleanliness by helping to control thermal breakdown and deposit formation under normal driving conditions

Pack of 1

About this product

ACDelco 15W-40 CK-4 Diesel Motor Oils are developed with high performance base stocks with advanced additive technology to help provide protection for your vehicle's engine. It helps support the functionality of your engine in several facets, from helping provide lubrication to minimizing wear and friction between moving parts. This Motor Oils can be used on heavy-duty diesel engine applications, even on some of the most stringent diesel engine application requirements. ACDelco 15W-40 CK-4 Diesel Motor Oils has been formulated for durability and longevity.

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

  • Fromulated for heavy-duty engine applications
  • Premium mineral-based formula that helps protect against high temperature deposits, such as the formation of sludge and varnish deposits, for additional engine protection
  • Provides engine cleanliness by helping to control thermal breakdown and deposit formation under normal driving conditions

Product Specifications

ClassificationGold
Flash Point227 °C / 441 °F
Motor Oil Grade15W-40

No warranty

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

Good Maintenance Practices:

  • Regularly change your vehicle’s motor oil.
  • Replacing dirty oil and filters will help protect the inside of your engine from premature wear.
  • Use the recommended grade of oil for your vehicle as found within your owner’s manual.

Signs of wear for your vehicle, which may indicate it’s time to change your motor oil, include but are not limited to:

  • Low oil levels
  • Unusual noises from under the hood
  • Very dark or thick oil
  • Oil life monitoring system approaching zero percent of oil life remaining
  • Having driven more than the recommended miles in your owner’s manual without an oil change
  • Black fluid leaking from your vehicle could be a motor oil leak.
  • A heavy thick smell originating from under the hood or from the exhaust could be a sign of burning oil within your vehicle.

ModelBody StyleTrimYear(s)
Express 25002010, 2011, 2012, 2013, 2014, 2015, 2016
Express 35002010, 2011, 2012, 2013, 2014, 2015, 2016
Silverado 2500 HD2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Silverado 2500 HD Classic2007
Silverado 35002006

Frequently Asked Questions

No, it is not necessary to flush your engine when switching between conventional and synthetic motor oils.

No, you do not need to use a special filter for synthetic motor oil. The type of oil filter used isn’t based on the type of oil, but rather on vehicle specifications. Always use the quality of filter that meets the specifications denoted in your owner’s manual.

Yes and your vehicles owner’s manual will contain information containing to the oil specification and capacity for your engine.

Yes, if equipped, your vehicle’s Oil Life Monitoring System will inform you when your motor oil needs to be changed, or at a minimum, you should change your oil once a year. If your vehicle does not have an Oil Life Monitoring System, change the oil per vehicle Owner’s Manual guidelines. It’s recommended that you check your vehicle’s motor oil dipstick for oil level and color at each fuel stop. For more information regarding vehicle-specific oil life and appropriate oil levels, check your vehicle Owner’s Manual.

No, the oil life monitor is not impacted by the type of oil used, it is only influenced by the amount and type of driving. Synthetic oil will, however, help improve the protection provided to the engine by the lubricant.