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Automotive Advice

At AskPatty, we focus on giving the best automotive advice for helping people with their car questions. If you have a car question, start by asking our automotive experts. You can also use the search bar in the top right to search for a specific issue. All car questions are welcome and we look forward to helping you!


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Hey I keep getting conflicting opinions about whether it is beneficial to run the vehicle's A/C regularly, ie even throughout the winter when the heat is running. What I've read is it keeps parts lubricated and prevents the A/C from having problems later on. I'm wondering if this is true or not and why, and if so what's an advisable ...

Hi, this is not a question specific to the vehicle mentioned but it is more general, does the fuel consumption vary with revs? for example, if I was higher in the rev range in 2nd gear at 30mph but low in the rev range at 100mph would that mean I consume more fuel at 30 due to the higher revs or at 100?. Exclude the acceleration up to those speeds just ...


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