Is it ok to mix batteries that have different cold cranking amps? Owner of the truck says that it needs just 2 good batteries for it to start up. The truck's current set were made in February 2011 and look a little bloated on the sides. Pic related...
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Mixing batteries with different CCAs
Discussion in 'Trucks [ Eighteen Wheelers ]' started by hatlesstrukr, Nov 4, 2012.
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bender and Raiderfanatic Thank this.
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Mixing batteries can also overwork the alternator and shorten it's life, so it's a double whammy. Always replace batts in sets of the same type and age. Old and new batts within one group just don't get along well together.
Raiderfanatic Thanks this. -
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They need to be the same CCA. Batteries with different CCA ratings mean they can discharge more or less current, this also mean they recharge at different rates. Not good when mixed in a set with others with different ratings. Worst thing you can do is start to get cheap and replace only two in a set of 4. Replace all at once with same rating.
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Napa parts in Wrightstown, NJ has the batteries I need but I doubt a taxi service would want to help me haul the 4 batteries I have to do a core exchange.
Also, I don't see any kittens posted here. -
Bet they will if pay for the trip
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Called a taxi cab and they helped me get to the parts store for the batteries. Installed them and the truck started up instantly. I felt like dr. frankenstein seeing his creation come to life when the engine turned over after being off for 3 days.
New batteries are 950 CCA with a 36 month warranty from Napa and they were $110 each compared to Petro's price of $181.
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