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Parts for your 2003 Holden Commodore-Batteries

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OEX - LED Worklight 4 LED Flood beam compact - ACX5702
OEX

OEX - LED Worklight 4 LED Flood beam compact - ACX5702

$47
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Stedi H4 Piggy Back Adaptor - WIRPIGGY-H4

Stedi H4 Piggy Back Adaptor - WIRPIGGY-H4

$35
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OEX 12V High Note Horn - ACX5121
OEX

OEX 12V High Note Horn - ACX5121

$45
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Explore 4WD & Adventure

MaxiTrac Universal Driving Light Bracket - MTNPLB

MaxiTrac Universal Driving Light Bracket - MTNPLB

$100
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Repco 12V LED Load Resistor - RLALR122

Repco 12V LED Load Resistor - RLALR122

$54
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Narva Electronic LED Flasher 12V 3 Pin - 68245BL

Narva Electronic LED Flasher 12V 3 Pin - 68245BL

$63
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OEX LED Stop / Tail / Indicator Lamp 12-24V - LLX94015
OEX

OEX LED Stop / Tail / Indicator Lamp 12-24V - LLX94015

$58
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OEX Midi Fuse, 40A Bolt On - Single Pack - ACX6504BL
OEX

OEX Midi Fuse, 40A Bolt On - Single Pack - ACX6504BL

$10
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OEX Cable Lug Solder or Crimp Ref# 16-6 2PK  - ACX0103FEBL
OEX

OEX Cable Lug Solder or Crimp Ref# 16-6 2PK - ACX0103FEBL

$7
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OEX 200W LED High Bay Workshop Light 240V 28,700 Lumens
OEX

OEX 200W LED High Bay Workshop Light 240V 28,700 Lumens

$434
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OEX Turbo Timer 12V Universal - ACX4851
OEX

OEX Turbo Timer 12V Universal - ACX4851

$194
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Narva Cable Lug 16mm2 6mm Stud Flared End - 57124

Narva Cable Lug 16mm2 6mm Stud Flared End - 57124

$4
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Mechpro Accessory Plug - MPEA04

Mechpro Accessory Plug - MPEA04

$14
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OEX Midi Fuse, 100A Bolt On - Single Pack - ACX6510BL
OEX

OEX Midi Fuse, 100A Bolt On - Single Pack - ACX6510BL

$10
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OEX Cable Lug Solder or Crimp Ref# 10-8 2PK  - ACX0101FEBL
OEX

OEX Cable Lug Solder or Crimp Ref# 10-8 2PK - ACX0101FEBL

$6
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Narva Lens To Suit Rear Combination Lamp 86030 - 86035BL

Narva Lens To Suit Rear Combination Lamp 86030 - 86035BL

$25
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Stedi T3000 LED Area Light - LEDTASK-T3000

Stedi T3000 LED Area Light - LEDTASK-T3000

$209
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Hella Horn Set Super Tone 12V - 6037

Hella Horn Set Super Tone 12V - 6037

$359
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Narva Cable Lug 16mm2 8mm Stud Flared End - 57125

Narva Cable Lug 16mm2 8mm Stud Flared End - 57125

$4
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Showing 976 - 1014 of 6080 products

Maintaining and Replacing the Battery of Your 2003 Holden Commodore

The 2003 Holden Commodore, known for its reliability and robust performance, is equipped with a standard automotive battery, critical for starting the engine and powering the electrical systems. Checking and maintaining this component is an essential part of vehicle care that ensures smooth operation and prevents inconvenient breakdowns. Here, we explore the key steps in battery maintenance and replacement for your Holden Commodore.

A healthy car battery is vital, as it provides the necessary juice the starter requires to crank the engine and keeps all electrical components, like lights and the stereo, operational when the engine is off. Over time, batteries lose their capacity and efficiency, especially under adverse weather conditions or due to frequent short trips. Thankfully, a few straightforward steps help extend the life of your battery and maintain your car in top shape.

  1. Regular Inspection

    To start, regular inspection of your battery ensures that it's in good working condition. Check for signs of corrosion, swelling, or leaks around the terminals. Corrosion appears as a white, ashy substance around the battery posts and clamps. Cleaning this off with a battery cleaner or a paste of baking soda and water can help maintain a good connection.

  2. Checking Connections

    Ensure the battery terminals are tight and free from grime. Loose connections can lead to intermittent power loss and might cause starting problems. Use a wrench to carefully tighten them if you notice any wiggle room.

  3. Load Testing

    If you suspect your battery is losing its charge quickly, a load test could be in order. Many automotive shops offer this service, or you could pick up a load tester for a reasonable price and do it yourself. This test checks the battery's ability to hold voltage while under load, which can indicate its health and efficiency.

Should your battery show signs of failure or test poorly, it may be time for replacement. Here's a guideline for replacing the battery in your 2003 Holden Commodore:

  1. Select the Right Battery

    Your Commodore requires a specific type of battery, usually, an automotive battery with the correct cold cranking amps (CCA) for optimal performance. Consult your vehicle manual to identify the correct size and capacity, ensuring compatibility with your vehicle's requirements.

  2. Safety First

    When replacing the battery, safety is paramount. Ensure the engine is turned off, the parking brake is engaged, and remove any metal jewellery. Open the bonnet and identify the battery's location. Most Holden Commodores have it situated near the engine bay.

  3. Remove the Old Battery

    First, disconnect the negative terminal followed by the positive terminal. This mitigates the risk of short-circuiting. Use a wrench to loosen the terminals. After disconnecting, remove any hold-down clamps or brackets securing the battery. Carefully lift the old battery out, keeping it upright to avoid any acid spills.

  4. Install the New Battery

    Position the new battery within the tray, ensuring it's firmly seated. Secure it using the hold-down clamps then connect the positive terminal first followed by the negative terminal. Tighten the clamps with your wrench.

After installation, start your vehicle to ensure the new battery is functioning correctly. Dispose of your old battery responsibly by returning it to a recycling centre or an automotive store that offers disposal services. Batteries are recyclable, and returning them ensures components do not end up in landfills.

Regular battery maintenance and timely replacement significantly enhance the overall reliability of your Holden Commodore. Maintain good electrical health by incorporating these steps into your maintenance routine, and enjoy your trustworthy ride for many years. With just a bit of attention, you'll keep your Commodore purring along with all cylinders firing smoothly.