Many drivers grew up hearing outdated advice: “rev it to warm it up.” While that may have made sense with older carbureted engines, today’s engines and lubricants are far more advanced — and far more sensitive to unnecessary stress.
Mechanics say that even seasoned drivers often don’t realize this simple habit is harming their vehicle every day.
The Bottom Line
The single biggest mistake drivers make when starting their car is revving the engine before the oil has had time to circulate. It’s a tiny action that slowly creates big problems.
Fortunately, preventing the damage is just as simple:
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