Does The 2020 6.2 Require Premium Fuel?

Is 5.3 or 6.2 engine better?

The 6.2 is hands down a more fun motor and will tow significantly better than any of the 5.3 motors, but the 5.3 is no slouch..

Is the Chevy 6.2 a good engine?

The 6.2L V8 with Dynamic Fuel Management Named One of 10 Best Engines. … The EPA rated the 6.2-liter V8 with DFM up to 20 MPG on the highway. Available on the Chevrolet Silverado 1500 and GMC Sierra 1500, the 6.2-liter V8 with DFM offers 420 horsepower with 460 pound-feet of torque.

Is a 6.2 A big block?

In the 6.2, that translates into a 4.02-inch bore. We’ve come to think of the 6.2-liter as a big-block modular. Of course, the only modular architecture making it through to the 6.2 is the bellhousing bolt pattern.

How many miles per gallon does a Denali get?

YUKON DENALIYUKON XL DENALICity14 mpg (2WD) 14 mpg (4WD)14 mpg (2WD) 14 mpg (4WD)Highway23 mpg (2WD) 22 mpg (4WD)23 mpg (2WD) 20 mpg (4WD)

Does the GM 6.2 Require premium fuel?

GM recommends using 93 octane gasoline for its top-of-the-line 6.2-liter V-8-equipped trucks. The owner’s manual does state as low as 87 octane is acceptable for the engine. However, to achieve maximum performance and fuel economy you must use 93.

What kind of gas does a Denali take?

More than half of all Yukons sold are Denali models. Yukon SLE and SLT models are powered by advanced EcoTec3 engines that deliver more horsepower and torque with the segment’s best V-8 fuel economy. EPA- estimated highway fuel economy is 23 mpg with the standard 5.3L engine (2WD models).

Is GMC better quality than Chevy?

GMC trucks, thanks to GMC’s focus on utility vehicles like pickups and SUVs, are higher quality and better equipped than standard Chevys. GMC trucks are targeted toward professionals more than Chevy trucks are. … Chevy trucks appeal more to mass market buyers and recreational pickup drivers.

Will regular gas damage a premium engine?

Using regular gas in an engine that requires premium could void your warranty. That is most likely to happen if using regular causes severe engine knock or pinging (premature ignition of the fuel, also known as detonation) that damages the pistons or other engine parts.

Will regular gas hurt a premium car?

If you mistakenly fill up with regular fuel, your car’s ECU will adjust engine timing and performance to work with the lower-octane fuel. In most cases, this is ok for the times when there are no premium pumps around, but it’s not ideal to run the cheapest fuel possible for extended periods of time.