Tag: batteries

115 Posts

Is This a Case of a Bad Battery, or Evaporating Gas?
Apr 06, 2017

Is This a Case of a Bad Battery, or Evaporating Gas?

Dear Car Talk

Dave's '86 Toyota pickup truck turns over...and over...but is reluctant to start. Is a weak battery to blame, or something else?

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how can i save the electronic presents when i swap my battery
Dec 15, 2016

How to Keep Your Presets during a Battery Swap

Dear Car Talk

If your car's battery gives up the ghost, here's how to preserve those radio presets and other electronic settings during the swap.


can i use tap water to fill batteries
Nov 03, 2016

Do Batteries Need Distilled Water?

Dear Car Talk

Joe wants to know if batteries need distilled water to thrive, or if good old tap water will do the trick.


Prius battery life
May 26, 2016

Is Battery Life a Deal-Breaker on a Prius?

Dear Car Talk

Lois wants a new Prius and needs to know if the battery will go the distance. 

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how much does a car need to run to keep the battery from running down from disuse
Mar 24, 2016

What's the Best Way to Keep a Battery Charged?

Dear Car Talk

Marty has a GMC pickup that he rarely uses. What's the best way to keep the battery charged? 


Can lighter socket chargers drain the battery when car is off
Aug 25, 2015

Is LED in Device Charger Drawing Down the Battery?

Dear Car Talk

Alan unplugs all the chargers for his electronic gizmos when he parks overnight. Is he wasting his time? Car Talk explains how long it would take for an LED light to impact the battery, right here


Running the engine faster to recharge the battery faster
Dec 18, 2014

Does a Faster Engine Equal a Faster Battery Charge?

Dear Car Talk

Today: Chris heard that you can recharge your battery faster by running your engine faster. Is this true? Car Talk weighs in, right here. 


Effects of removing the car battery
Dec 16, 2014

Is it OK to Disconnect the Battery for Eight Months?

Dear Car Talk

Vinnie has a Subaru Outback that he only uses for winter driving. He wonders if it's OK to disconnect the battery and leave it sitting for eight months out of the year. Car Talk's answer, right here. 


May 21, 2014

Breakthrough Batteries: Fighting to be the Next Big Thing

Jim Motavalli

Today's standard lithium-ion cells are today's standard, but disruptive technology that's cheaper, lasts longer and charges faster may be around the corner. Here's what's in the works.

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Aftermarker replacement hybrid battery
Nov 07, 2013

Jury's Still Out on Aftermarket Batteries

Dear Car Talk

Anne's Prius needs a new battery and she's tempted to replace it with a much-cheaper, aftermarket version. Tom and Ray aren't quite ready to endorse this move yet because they don't know enough about these batteries. Want to help Tom and Ray? If you've replaced your hybrid battery with an aftermarket part, write in and tell us what happened. 

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