Forum Discussion

raymarco's avatar
raymarco
Explorer
Nov 17, 2017

Class A RV battery drains while pulling tow vehicle

When driving my class A while towing my corolla, I stopped at a rest area, shut the RV off and the battery was almost dead. This has happened twice recently. I have the tow vehicle key turned on to un...
ksg5000's avatar
ksg5000
Explorer
Nov 17, 2017
Also - check out the status of your coach batteries - when your driving the alternator is trying to charge both sets of batteries and if your coach batteries are in bad shape the alternator may not be sufficient.

I would have the alternator and both sets of batteries checked out - most places will do for free.

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