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At what temperature should I plug in my diesel truck?

I’m a new diesel truck owner and it gets pretty cold where I live. At what point do I need to worry about plugging the truck in?

Rob Shapiro · Updated on Mar 31, 2022

Reviewed by Shannon Martin, Licensed Insurance Agent.

Enjoy your new truck! A good rule is to plug in your engine block heater once the weather dips to about 5 F or lower.

Here are a few other tips for new diesel truck drivers:

Pay attention to the fuel filter as they are important to diesel trucks

Clean and change the air filter often

Diesel engines do not like cold temperatures, so keep your truck in a garage if you can

You also want to make sure you have the most affordable

rate with

. Jerry will scour rates from dozens of providers to find the best deals. If you want to sign up, Jerry will handle all the paperwork and phone calls so that you don’t have to. The average user saves $887 per year!

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