What is GM recommended oil?
Dexos
Dexos is a synthetic oil developed by GM that is recommended for all 2011 and newer GM vehicles.
How does GM calculate oil?
Instead of an actual oil-condition sensor, the GM Oil Life System relies on a computer-based software algorithm that continuously monitors engine-operating conditions and driver used to determine when an oil change is necessary.
What to do about excessive oil consumption in GM cars?
The engines have aluminum or cast iron blocks and are equipped with active fuel management systems (AFM). The fix includes installing an AFM oil deflector and cleaning carbon from the cylinder head.
What’s the rating for new GM engine oil?
The API “SM” certification has been the standard since 2005. “SM” is the equivalent of the ILSAC GF-4. To keep up with the new GF-5 specification, the API revised their certification with the new “SN” rating. So SN = GF-5. The official rollout for SN oils begins later this year.
How do you check the oil life on a Chevy?
For third generation models (2014-2015): Step 1: Insert key into the ignition and turn the vehicle to the “ON” position. Do this without starting the vehicle. Step 2: Press the left arrow button on the right side of the steering wheel. Step 3: Select the “INFO” option. Step 4: Scroll up until you find “OIL LIFE” and select it.
Which is the only oil that works in GM engines?
Dexos oil is the only type of oil that General Motors (GM) recommends owners use in their cars, as other brands, which contain different compositions, may cause damage and void warranties. GM, like several other car manufacturers, uses an exclusive oil that combines various properties of other car oils.
What do I need to check the oil level in my car?
Checking the oil level is a quick, easy job that we recommend you do at every other gas fill-up. All you’ll need is a rag or paper towel, and your car’s owner’s manual if you have questions. Engine Oil, Check! First, check the owner’s manual and follow the automaker’s recommendations.
The API “SM” certification has been the standard since 2005. “SM” is the equivalent of the ILSAC GF-4. To keep up with the new GF-5 specification, the API revised their certification with the new “SN” rating. So SN = GF-5. The official rollout for SN oils begins later this year.
The engines have aluminum or cast iron blocks and are equipped with active fuel management systems (AFM). The fix includes installing an AFM oil deflector and cleaning carbon from the cylinder head.
How much oil does a car use per mile?
On higher mileage vehicles (30,000-40,000 miles) you may notice high oil consumption along with a service engine soon light on and a rough running engine. All engines consume some oil, but these vehicles consume more than one quart every 2,000-3,000 miles.