There is a procedure for charging AGM batteries on the Optima website. The headlight trick may work well on a lead acid battery but I wouldn't try it on an AGM.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.