You likely shouldn't be charging the battery while installed in your truck. Even though a car battery trickle charger is highly advanced, it is still vulnerable to over-charging your battery, which can lead to serious battery damage. Clipping the grounding cable directly to the negative battery terminal can be dangerous. Some trickle chargers can safely be left connected for months without doing harm to your battery, providing an easy long term battery maintenance strategy. The hood, simply hooking up the battery in the emergency parallel. Wash your hands immediately. Otherwise, keep the battery charging until it is full.
Ideally a spot of bare metal on the frame, or a large bolt attached to the chassis or engine block should be used, but if one cannot be located, a section of the frame that is free of excessive dirt, grime and oil will suffice.
How to Connect a Trickle Charger
Compare the diameters of the battery posts. Locate a Suitable Ground Location Finding a suitable location to attach the negative terminal of your charger is the key to safe and effective completion of your trickle charger circuit. Not Helpful 21 Helpful 6. Trickle chargers are available in two major types: The coast is clear?