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Alternator Replacement

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We provide mobile replacement services for alternator-related electrical components.

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Professional battery replacement services

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Professional Mobile Alternator Replacement in Canberra

What is an alternator?

An alternator generates electric power and is a key part of your vehicle’s charging system.
When the engine runs, the alternator charges the battery and powers electrical systems.

The alternator bolts to the engine and is driven by a
serpentine belt.

Maintenance-free unit:
In some vehicles, an alternator can last 10–15 years. If it fails, the car may run briefly on battery power and then stall.
For reliable electrical system repairs,
we also offer battery replacement.

Mobile Alternator Replacement Service

Alternator Diagnosis and Repair

Symptoms of Alternator Problems

Warning light

A battery-shaped light or “CHARGE” icon that stays on can indicate charging issues.
If your battery
warning light stays on, we recommend testing the charging system.

Dimming lights

Headlights and dash lights may dim at idle and brighten when revved. This can indicate a weak alternator or poor connections.

Unusual noises

Whining or buzzing noises can point to alternator bearing failure, sometimes linked with
serpentine belt issues.

Professional diagnosis required:
Warning lights don’t always mean a failed alternator. Our
mobile mechanics
test the charging system to confirm whether you need alternator replacement,
battery replacement,
or other electrical repairs.

Alternator Replacement Cost in Canberra

A faulty alternator prevents proper battery charging. Common symptoms include dim headlights and a battery warning light.
Undercharged car batteries
can also happen if accessories are left on overnight.

New alternators

$500 – $700+

Depends on vehicle make and model

Refurbished units

$250 – $400

Quality remanufactured options available

Note: The charging system light should illuminate with ignition on, then go off after starting.
If it stays on, contact us for diagnosis via our
mobile mechanic service.

Why choose Advanced Mobile Autocare for alternator services

  • 20+ years experience with all makes and models
  • Emergency breakdown support – we come to you
  • Quality parts backed by warranty
  • Fast turnaround with minimal hassle
  • Clear pricing and honest advice
  • On-site repairs at your location
Emergency service available: If your vehicle breaks down with a battery warning light, our
mobile mechanics
can come to you across Canberra. We also offer
auto electrician services.

Alternator Repair and Replacement

Alternator – Frequently Asked Questions

Warning lights on or battery not charging?
We provide fast alternator diagnostics and replacement.
Call 0402 047 221 or
get a quick quote.

What does an alternator do in a car?
The alternator charges the battery and supplies power to the vehicle’s electrical systems
while the engine is running. Without a working alternator, the battery will drain
and the car will eventually stop running.

What are the symptoms of a failing alternator?
Common symptoms include battery or charging warning lights,
dim or flickering headlights, electrical malfunctions,
unusual noises from the engine bay, or repeated flat batteries.
These signs indicate the charging system should be tested.

Can I keep driving with a faulty alternator?
Driving with a failing alternator is risky. Once the battery loses charge,
the engine may stall and electrical systems can shut down without warning.
Continued driving can leave you stranded and may cause further damage.

How is an alternator problem different from a bad battery?
A bad battery struggles to hold charge, while a faulty alternator
fails to recharge the battery while driving.
Proper testing of the battery, alternator, and charging system
is needed to identify the root cause.

What happens if I ignore alternator problems?
Ignoring alternator issues can lead to repeated battery failures,
breakdowns, towing costs, and complete loss of electrical power.
Early diagnosis and repair helps prevent inconvenience and further damage.

Early alternator testing can prevent sudden breakdowns and battery damage.