It's prob the battery's the plates get damaged when stood for long periods try charging at home
You can get them regenerised at a good battery company
Hope all goes well for you regards terry
what bedding do you use a have a mare which wees a lot and after two days have to take out a lot of bed
i also have a pb arab which wees a lot but is good with her poo as its always in the same place but still have to take a lot of wet out
i have read some things on here about wood pellets...
i have all my rugs done washed and repaired by equine care and repair and are fantastic you can text or call 07970286427 ask for lorna tell her terry told you about her company they will pick up and deliver your rugs,also do tack repairs and saddle fitting and restuffing exellant
why not sell the car and buy a 3.5 ton horse box ie transit or sim prob solved
insurance is very cheap and with full recovery will not cost more than £300
my 10 ton horse box costs me less than £300 with anthony d evans google them they will qoute you on line or via landline
regards terry