Battery Tenders
Keep in mind I'm a noob to the diesel world,,,,, So twice now the batteries have run down on my Duramax from lack of use. I'm starting to look for an inexpensive tender that I can mount to the vehi...
Forum Discussion
Chuck_thehammer wrote:
answer is not so easy..
the older the battery . the faster it discharges.
I avoid the cheaper tender types.. Deltron Battery Tender was top. others are catching up.
1.5 amp with 2 batteries.. adding a single 2 amp diode will stop back draw.
over 3 weeks I can see a slow start. but NOT a No start.. if it continues have truck checked..
do you have add-on electronic devices in truck, they may not be turning off.
Keep in mind diodes also have a voltage drop, enough drop and you may be doing a disservice to your batteries, particularly if their chemistry is AGM.
