Starting & Charging Systems
A car that will not start in the morning is one of the most common reasons people call us. Most of the time it is one of three things: the battery, the alternator, or the starter. They feel similar from the driver's seat, which is why guessing rarely works. Testing tells us which one it actually is, and that keeps you from paying to replace parts that were fine.
A weak battery usually shows up as slow cranking, or the dash lights dimming when you turn the key. An alternator problem often shows up while driving, not at startup, things like headlights dimming at idle, a battery light coming on, or the car dying once the battery runs down after the alternator stopped charging it. A bad starter usually gives you a click or a single heavy clunk, and the car won't crank at all, but the lights and radio still work fine.
Then there is the intermittent kind, which is harder. A car that starts fine most mornings but occasionally won't start after you've driven it and shut it off, or one that only starts after starting fluid, points to something other than a simple dead battery. That can be a starter on its way out, a bad connection at the battery cable or ground strap, or in some cases a fuel or ignition issue that just looks like a no-start. We check the basics first, battery voltage, charging output, and current draw from the starter, before chasing anything more involved.
The actual repair is usually straightforward. A battery is a battery. An alternator or starter is a few bolts and connectors, more time-consuming on some vehicles than others depending on what has to come off to get to it. We'll tell you upfront if a job looks like a quick swap or a longer one.
Where we're honest about limits: on an older vehicle with other issues piling up, a charging system repair can still be worth doing, since a car that won't start is a car you can't use. But if the same vehicle needs several other expensive repairs at once, we'll say so and let you weigh it, rather than just fixing the one thing in front of us.
We also handle related electrical complaints under this same heading, dead cigarette lighter sockets, USB ports that stopped charging, a cooling fan that runs constantly, or a temperature gauge that climbs under load, say going up Graham Hill with a full load in the truck. Charging and electrical issues often overlap, so we test the whole circuit rather than just the one symptom you noticed.