Battery Archives - UnderhoodService
How Speed, Load and Slip Affect Voltages

Modern, computer-controlled charging systems found on today’s vehicles need proper test procedures – no guesswork allowed.

GM Stop/Start Vehicles

It is essential to understand what is different on these vehicles and how it might change your diagnostic approach.

Milwaukee Introduces New M18 PACKOUT Six Bay Rapid Charger

The new portable charging solution means less downtime with full system compatibility.

EV Opportunities

You are gaining and retaining many service opportunities with Evs.

Alternator Testing For No Charge Conditions

Many alternator problems turn out to be nothing more than a bad connection at the alternator or a bad wiring harness.

HV/EV Lifting Guidelines

Being able to lift an EV or HEV vehicle properly is a roadblock many shops face.

No Go? Battery and Starter Diagnostics

What seems like a problem with one could be an issue with the other.

Simple Fixes For Bad Battery Connections

Sometimes the obvious cause of a vehicle complaint isn’t the right one. Your diagnostic skills are key.

Caring For AGM And Flooded Car Batteries

Loose, corroded or damaged battery cables make poor electrical contact and can cause a battery to run down.

Advance Auto Parts Unveils 12-Volt DieHard Battery

All new battery manufactured in partnership with Clarios is designed for hybrid and electric vehicles.

VIDEO: Understanding The Gold AGM Battery

Absorbed glass mat technology improves how a battery can store and discharge energy. This video is sponsored by ACDelco.

Remanufacturing And The EV-Battery Challenge

One researcher is particularly interested in the fate of EV batteries once they reach the end of their automotive lifecycle.