DeMers Automotive
1533 N Main St | Longmont, Colorado 80501

Electrical

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Alternator Facts (Alternator Diagnosis and Repair)

When your vehicle doesn't start, the first thing you think of might be the battery.  That may be the culprit, but it also might be that your alternator has gone bad. An alternator sends power to...
Published on: Mar 09, 2025

Alternator

You’ve probably noticed a bunch of warning lights on your dash when you start your engine.  They flash on to test the circuits and then go off if everything’s OK.  One of the war...
Published on: Jan 19, 2025

Your Vehicle's Other Power Plant (Alternator Replacement)

Your vehicle's engine is probably the first thing that comes to mind when you think of a power plant.  But it has another power source that is vital as well: the alternator. The alternator is wha...
Published on: Oct 06, 2024

Alternator

Question My battery keeps going dead. I had it tested and it is fine - what could be the problem? Answer Well, your problem could be caused by several things.  Let's start with a likely suspec...
Published on: May 25, 2023

Alternator Replacement at DeMers Automotive

Many Longmont drivers have probably noticed a bunch of warning lights on their dash when they start their engine. They flash on to test the circuits and then go off if everything's OK. One of the warn...
Published on: Oct 11, 2022

Alternator

Your alternator makes electricity to start and run your engine and all the electrical systems in your vehicle. That’s everything from the on-board computers to the turn signals. And of course, t...
Published on: Sep 27, 2021

Alternator

{{ image('MzUx') }} Question   My battery keeps going dead.  I had it tested and it is fine - what could be the problem?   Answer   Well, your problem could be caused by sev...
Published on: Sep 30, 2017