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Parts for your 2003 Holden Commodore-Batteries

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Milwaukee M12 LED Colour Matching Light - M12CML0

Milwaukee M12 LED Colour Matching Light - M12CML0

$179
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Karcher WD 2/3 Bags - 2.863-314.0
Clearance

Karcher WD 2/3 Bags - 2.863-314.0

$21
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GME Desktop Charging Cradle - Suit TX680 - BCD007
GME

GME Desktop Charging Cradle - Suit TX680 - BCD007

$53
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GME Dual Desktop Charging Cradle Suit TX675 TX677 - BCD017
GME

GME Dual Desktop Charging Cradle Suit TX675 TX677 - BCD017

$46
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OEX Battery Terminal Side Entry Positive 5 Pce - ACX0020
OEX

OEX Battery Terminal Side Entry Positive 5 Pce - ACX0020

$96
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Explore 4WD & Adventure

Icon Battery Lead Stud to Stud 4 B&S 600mm - SS600/24

Icon Battery Lead Stud to Stud 4 B&S 600mm - SS600/24

$79
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Icon Battery Lead Post To Stud 2 B&S 600mm - HDBS600/24

Icon Battery Lead Post To Stud 2 B&S 600mm - HDBS600/24

$67
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Aerpro Gold Plated Positive Battery Terminal - AP503

Aerpro Gold Plated Positive Battery Terminal - AP503

$60
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Narva Cable Lug 50mm2 8mm Stud Flared End - 57137BL

Narva Cable Lug 50mm2 8mm Stud Flared End - 57137BL

$35
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PROJECTA 48V Chassis Bat Power Cable - LB-48HDC

PROJECTA 48V Chassis Bat Power Cable - LB-48HDC

$3,157
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OEX Cable Lug Solder or Crimp REF# 95-8 10Pk - ACX0131FE
OEX

OEX Cable Lug Solder or Crimp REF# 95-8 10Pk - ACX0131FE

$154
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PROJECTA 48V 200A Fuse - IG4F200A

PROJECTA 48V 200A Fuse - IG4F200A

$66
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Hella Mounting Base To Suit 2864 - 9286408

Hella Mounting Base To Suit 2864 - 9286408

$156
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Hella DuraLED Housing Black to suit 2053/2026 - 9205308BULK

Hella DuraLED Housing Black to suit 2053/2026 - 9205308BULK

$7
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Strobe Amber 12 to 48V Permanent Mount - 85444A

Strobe Amber 12 to 48V Permanent Mount - 85444A

$1,068
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Hella Flasher Unit 24V 2+1+1 21W - 3034

Hella Flasher Unit 24V 2+1+1 21W - 3034

$1,093
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VDO SingleViu Speedometer 0-200km 80/85mm - A2C3832940030
VDO

VDO SingleViu Speedometer 0-200km 80/85mm - A2C3832940030

$992
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Narva Mini LED Light Box - Amber - Flange Base - 85010A-1

Narva Mini LED Light Box - Amber - Flange Base - 85010A-1

$926
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LED BAR LAMP - AMBER LENSE

LED BAR LAMP - AMBER LENSE

$858
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Narva Stop/Tail/Indicator Light LED 9 to 33V - 94700

Narva Stop/Tail/Indicator Light LED 9 to 33V - 94700

$660
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Showing 5929 - 5967 of 6082 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.