this post was submitted on 09 Feb 2024
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[–] [email protected] 15 points 8 months ago* (last edited 8 months ago) (1 children)

Cue the sound of me revving the engine to heat the defrost after I half ass the scraping

[–] [email protected] 12 points 8 months ago (1 children)

I just got a manual for the first time in a while and I forgot how great driving at 45 mph in 2nd gear to warm up your car is.

[–] [email protected] 3 points 8 months ago (2 children)

Most (all?) automatics have a couple gears to manually select.

[–] [email protected] 3 points 8 months ago* (last edited 8 months ago) (1 children)

Or at the very least you can put it in "L" which will keep it in a lower gear longer, which burns more fuel but warms the car up faster.

Though I'd only do this on really cold days because it's incredibly inefficient.

[–] [email protected] 2 points 8 months ago (1 children)

Wonder what’s more inefficient, a little extra wear and tear, and gas for low gear revving, or letting it warm up for 10 minutes.

Iirc, most car manufacturers don’t recommend letting it warm up on idle. Most say to take of at a moderate speed to warm the engine up “properly”.

[–] [email protected] 9 points 8 months ago

I know that driving a car will get it up to operating temperature faster, but whether it's more efficient to let it idle for 10 minutes or to drive in a lower gear could be a toss-up.

This is why we need the MythBusters to get federal funding so they test these things.

[–] [email protected] 1 points 8 months ago

The car will override it if it wants to