Having problems with your 2007 Ford F-350 Super Duty XLT ?

Left overnight truck wouldn't start. with charger on it ok, but left standing for 4 hours, no start. Changed primary battery still same. disconnected both negative terminals overnight and today both batteries were down to 10.5v. By itself the secondary battery charge drops like a stone suggesting that it's cooked. However with jumpers attached to the secondary batteries engine cables (not the battery terminals) and the primary battery showing 13.9v attempts to start the truck result in 2-3 seco

Posted / edited by AnonymousUser on : 19-02-2018

Answers :

Your battery may have a dead cell, take it out and test it, use a charger and a volt meter, after the charge if the volts are still low then replace it, or you could take it to a parts store and have them test for the dead cell.
Repair Help & Product Troubleshooting for 2007 Ford F-350 Super Duty XLT

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