Originally Posted by APEXrtx
I replaced my batteries in December of 2018. Went out a week ago to drive my truck and it was completely dead - not even enough juice to turn on lights/radio/etc. It had only been about 2-3 weeks since I last drove the truck. I put both batteries on tenders and here we are a week later and still totally dead. Any suggestions?
Inspect every inch of your battery cables down to the starter.
Have your ALT tested.
1996 K3500 6.5L,( "F" Eng #141 cast block) 5 speed manual, crewcab, dually longbed: 208,000mi.
Diamond Eye 4" Turbo Back Exhaust w/2.5" Flo-Pro Crossover
AirDog II DF165 w/ tank sock delete - XDP
TD-Max boost controller - Kennedy Diesel
OPS extension hose - Leroy Diesel
Glow Plug Harness- PT Wiring Solutions
Glowshift Maxtow EGT,Boost, Fuel gauges
Boost & Fuel Pressure Bolts - Leroy Diesel
2/0 Battery Cable Upgrade - PT Wiring Solutions
PMD w/#9 resistor and Re-Location Kit, mounted to bumper - Leroy Diesel
4.10 gear ratio
OptiLube summer + Formula
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