here's the chassis ground.

1994 Ford Thunderbird photo 1994 Ford Thunderbird photo Engine bay of a 3.8 fuel-injected Ford with alternator, battery, and red upgraded cables Open engine bay with alternator and red battery cables, tools laid on the painted slam panel Fuel-injected V6 Ford engine bay with alternator and red high-amp cabling, tools nearby 1994 Ford Thunderbird photo 1994 Ford Thunderbird photo 1994 Ford Thunderbird photo 1994 Ford Thunderbird photo 1994 Ford Thunderbird photo Close-up of a battery terminal with wire-brushed post, clamp, and red cable attached 1994 Ford Thunderbird photo Battery top with both terminals clamped, red cables, and a foil-wrapped component behind 1994 Ford Thunderbird photo Engine bay with battery, alternator, and red big-wire cabling over a foil-wrapped part Engine bay with red cables looping to the battery and a foil-wrapped component, tools on cowl 67photos in this albumView all