DURAMAX BATTERY TESTING AND REPLACEMENT - MANY MORE THINGS NEED FIXED!!

Today we are testing why I am having some starting issues with the Duramax. We found that there is a bad battery and fixed why. Also showing what Savage the housewolf did to my vent visor.....GRRR!!
SP Bluetooth Battery and charging system tester:
sptoolsusa.com...
Get 10% off this or anything else at SP Tools USA when you use code RUSTBELT at checkout!
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IG: rustbeltmechanic