ACDelco GM Original Equipment Dex-Cool Extended Life Engine Coolant - 1 gal | 12346290

About this product

ACDelco Dex-Cool Extended Life Engine Coolant is a silicate, borate, nitrite, and phosphate free, premium-grade coolant designed to help prevent your engine from overheating during use by absorbing and dispersing the heat of combustion while also protecting against rust and corrosion. Based on carboxylate technology, ACDelco Dex-Cool Extended Life Engine Coolant is engineered to meet the demands of today's modern engines, including those with hybrid propulsion systems.

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

Designed to help provide effective long-term anti-corrosion support by protecting brass, cast iron, steel, solder, and copper components.
Designed to provide high-temperature protection for aluminum components
Non-silicate formula retains excellent heat transfer characteristics for maximized water pump life

Product Specifications

BiodegradableYes

Freezing Point-34 °F / -37 °C

ClassificationOE

ColorOrange

Recommended Dilution Ratio50/50

Radiator Cooling System Material CompatibilityAluminum

Ethylene GlycolYes

BiodegradableYes

ClassificationOE

Recommended Dilution Ratio50/50

Ethylene GlycolYes

Freezing Point-34 °F / -37 °C

ColorOrange

Radiator Cooling System Material CompatibilityAluminum

No warranty

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

Good Maintenance Practices:

Use this product within 8 years of storing.
Never open your vehicle’s radiator while hot.
Keep your cooling system full of the recommended amount of coolant. See your owner’s manual for information regarding individual vehicle coolant type and fill amounts.

Your engine overheating could be a result of the following improper coolant maintenance:

Over-heating engine
Contaminated coolant caused by rust or corrosion
Low levels of coolant
Problems with coolant flow
Incorrect water to coolant ratio

Model	Body Style	Trim	Year(s)
Acadia			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027
Acadia Limited			2017
Canyon			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 1500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Savana 2500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 3500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 4500			2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Sierra 1500			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 1500 Limited			2019, 2020, 2021, 2022
Sierra 2500 HD			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 3500 HD			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Terrain			2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027
Yukon			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Yukon XL			2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Yukon XL 1500			2011, 2012, 2013, 2014
Yukon XL 2500			2011, 2012, 2013

About this product

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

Designed to help provide effective long-term anti-corrosion support by protecting brass, cast iron, steel, solder, and copper components.
Designed to provide high-temperature protection for aluminum components
Non-silicate formula retains excellent heat transfer characteristics for maximized water pump life

Product Specifications

BiodegradableYes

Freezing Point-34 °F / -37 °C

ClassificationOE

ColorOrange

Recommended Dilution Ratio50/50

Radiator Cooling System Material CompatibilityAluminum

Ethylene GlycolYes

BiodegradableYes

ClassificationOE

Recommended Dilution Ratio50/50

Ethylene GlycolYes

Freezing Point-34 °F / -37 °C

ColorOrange

Radiator Cooling System Material CompatibilityAluminum

No warranty

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

Good Maintenance Practices:

Use this product within 8 years of storing.
Never open your vehicle’s radiator while hot.
Keep your cooling system full of the recommended amount of coolant. See your owner’s manual for information regarding individual vehicle coolant type and fill amounts.

Your engine overheating could be a result of the following improper coolant maintenance:

Over-heating engine
Contaminated coolant caused by rust or corrosion
Low levels of coolant
Problems with coolant flow
Incorrect water to coolant ratio

Model	Body Style	Trim	Year(s)
Acadia			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027
Acadia Limited			2017
Canyon			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 1500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Savana 2500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 3500			2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Savana 4500			2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Sierra 1500			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 1500 Limited			2019, 2020, 2021, 2022
Sierra 2500 HD			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 3500 HD			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Terrain			2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027
Yukon			2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Yukon XL			2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Yukon XL 1500			2011, 2012, 2013, 2014
Yukon XL 2500			2011, 2012, 2013

Frequently Asked Questions

No. Coolant color can no longer be used to determine the correct product to add to your system because coolant suppliers no longer have common product color standards. Instead, determine what is the correct type or specification of the product you require and purchase the product with this correct specification.

Yes. See your owner’s manual or service guide for information regarding your vehicle’s coolant requirements. If coolant types or technologies are mixed you will not get the full protection of the added product.

Yes. Your owner’s manual or service guide will provide more information regarding vehicle-specific maintenance intervals.

About this product

Product details

Specifications

Product Specifications

Warranty

Maintenance

Good Maintenance Practices:

Your engine overheating could be a result of the following improper coolant maintenance:

Fits these vehicles

About this product

Product details

Specifications

Product Specifications

Warranty

Maintenance

Good Maintenance Practices:

Your engine overheating could be a result of the following improper coolant maintenance:

Fits these vehicles

Frequently Asked Questions

Can coolant color be used to determine what product I can use?

Is there a specific type of coolant I should use in my vehicle?

Do I have to change my vehicle’s coolant?

ACDelco GM Original Equipment Dex-Cool Extended Life Engine Coolant - 1 gal

ACDelco GM Original Equipment Dex-Cool Extended Life Engine Coolant - 1 gal