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Parts for your 2003 Holden Commodore-Batteries

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Matson 24V or 12V Jump Starter - MA3400

Matson 24V or 12V Jump Starter - MA3400

$1,903
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Narva Glass Fuse 3AG 35A 5Pk - 52335BL

Narva Glass Fuse 3AG 35A 5Pk - 52335BL

$6
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OEX Crimp Terminal Assortment Kit 182 Pieces - ACX3103
OEX

OEX Crimp Terminal Assortment Kit 182 Pieces - ACX3103

$55
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OEX Twin Accessory Socket - ACX5609
OEX

OEX Twin Accessory Socket - ACX5609

$34
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7 STAGE 6A BAT CHARG W6V12V AUTO - PTC12V6A7S-6/12

7 STAGE 6A BAT CHARG W6V12V AUTO - PTC12V6A7S-6/12

$159
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Explore 4WD & Adventure

Hella Horn Set Super Tone High/Low 12V - 6036

Hella Horn Set Super Tone High/Low 12V - 6036

$342
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OEX Headlight Relay 12V 30A - ACX2034
OEX

OEX Headlight Relay 12V 30A - ACX2034

$139
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OEX Mega Fuse, 225A Bolt On - Single Pack - ACX6526BL
OEX

OEX Mega Fuse, 225A Bolt On - Single Pack - ACX6526BL

$16
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Stedi G2 Black Worklight - ST-04-G2-001

Stedi G2 Black Worklight - ST-04-G2-001

$123
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Narva Cable Lug 10mm² 6mm Stud Flared End - Single - 57120

Narva Cable Lug 10mm² 6mm Stud Flared End - Single - 57120

$3
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Mechpro Swivel Adaptor Twin Outlets - MPEA12

Mechpro Swivel Adaptor Twin Outlets - MPEA12

$29
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ANTI THEFT LOCK NUTS M12X1.75 PK2
Clearance

ANTI THEFT LOCK NUTS M12X1.75 PK2

$15
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Narva Voltage Sensitive Relay 12V/140A - 61092BL

Narva Voltage Sensitive Relay 12V/140A - 61092BL

$148
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Narva Stop/Tail Light Incandescent - 86470BL

Narva Stop/Tail Light Incandescent - 86470BL

$43
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Narva Standard Blade Fuse Assortment 5 Pce - 52800BL

Narva Standard Blade Fuse Assortment 5 Pce - 52800BL

$6
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Narva 12V Relay 5 Pin 30A - 68024BL

Narva 12V Relay 5 Pin 30A - 68024BL

$32
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Narva Reflector Rectangle Red 28 x 70mm - 2 Pce - 84037BL

Narva Reflector Rectangle Red 28 x 70mm - 2 Pce - 84037BL

$23
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Repco Oil Pressure Switch Socket - RST181

Repco Oil Pressure Switch Socket - RST181

$17
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Narva Fusible Link L Type 80A Black 1 Pce - 53380BL

Narva Fusible Link L Type 80A Black 1 Pce - 53380BL

$16
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Narva 12V HD Relay 200A - 68022

Narva 12V HD Relay 200A - 68022

$136
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OEX Cable Lug 35-8 2B&S 90 Degree 10Pk - ACX0140
OEX

OEX Cable Lug 35-8 2B&S 90 Degree 10Pk - ACX0140

$64
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Showing 1054 - 1092 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.