550 CCA
Cranking amps determine the amount of power that it takes to start a car in most climates. The amount of cranking amps that a battery for a 2003 Jeep Grand Cherokee has would entirely depend on the type of battery that the vehicle has.
A 2002 Jeep Grand Cherokee uses a group 65 battery with 750 cold cranking amps.
optima,varta,numex
No. You most likely have either a bad battery or bad battery cables, particularly the ground cable, or both.
check battery and alternator
It slows down the electrolosis of the elements and creates less current.
778DT is one part number but several will fit, top post, minimum of 600-700 cold cranking amps.
What kind of battery for 2002 jeep grand cherokee?
when cranking the engine the battery voltage should not fall below 9.6volts if so replace battery
cold cranking amps is the rating on a car battery- the higher the number of cca the stronger the starting power of the battery
the standard battery is Yumicron BTZ10S - Sub model is Yuasa YFM350. JC Witney has 2 replacements ZX304186F for $64.99 ZX304212F for $122.99 (This has more cranking power)
cold cranking amps