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Parts for your 2003 Holden Commodore-Batteries

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Narva Reflector Rectangle Red 40 x 90mm - 2 Pce - 84032BL

Narva Reflector Rectangle Red 40 x 90mm - 2 Pce - 84032BL

$20
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Narva Super seal Connector 2 Pole 1 Kit - 57522BL

Narva Super seal Connector 2 Pole 1 Kit - 57522BL

$17
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Narva LED Rechargeable Pen Light 150 Lumens - 71440

Narva LED Rechargeable Pen Light 150 Lumens - 71440

$117
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Mechpro Alligator Clip Plug - MPEA01

Mechpro Alligator Clip Plug - MPEA01

$22
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OEX Cable Lug Flare Entry Kit 165Pcs - ACX0120FE
OEX

OEX Cable Lug Flare Entry Kit 165Pcs - ACX0120FE

$1,018
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Explore 4WD & Adventure

OEX Continuous Duty Solenoid 12V 80A Normally Open - ACX3302
OEX

OEX Continuous Duty Solenoid 12V 80A Normally Open - ACX3302

$97
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Hella Air Horn 24V 117dB - 6027

Hella Air Horn 24V 117dB - 6027

$101
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Narva Junction Box Plastic 205 x 82 x 55mm - 57800

Narva Junction Box Plastic 205 x 82 x 55mm - 57800

$97
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OEX Interior Light LED 12-24V Rectangular - LIX11108
OEX

OEX Interior Light LED 12-24V Rectangular - LIX11108

$59
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OEX Jumper Leads 750A 4m - ACX0496
OEX

OEX Jumper Leads 750A 4m - ACX0496

$363
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OEX PVC Tubing ID:6mm - Length 25m - ACX1139
OEX

OEX PVC Tubing ID:6mm - Length 25m - ACX1139

$20
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Narva Cable Lug 35mm2 8mm Stud Flared End - 57133

Narva Cable Lug 35mm2 8mm Stud Flared End - 57133

$8
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Narva Cable Lug 25mm2 8mm Stud Flared End - 57129

Narva Cable Lug 25mm2 8mm Stud Flared End - 57129

$6
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VDO Temperature Gauge Electric 12V 40 - 120 C - 310010014
VDO

VDO Temperature Gauge Electric 12V 40 - 120 C - 310010014

$147
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OEX Standard Blade Fuse Box, 10 Way, 30A - ACX1834
OEX

OEX Standard Blade Fuse Box, 10 Way, 30A - ACX1834

$48
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OEX Fuse Box Standard Blade 8 Way 30A 1 Pce - ACX1833
OEX

OEX Fuse Box Standard Blade 8 Way 30A 1 Pce - ACX1833

$44
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OEX Standard Blade Fuse Box, 6 Way 30A - ACX1832
OEX

OEX Standard Blade Fuse Box, 6 Way 30A - ACX1832

$40
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Narva Deutsch DT #16  - 3 Way 1 Kit - 57423BL

Narva Deutsch DT #16 - 3 Way 1 Kit - 57423BL

$32
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OEX Bayonet Globe 12V P21W BA15s - GLX23818
OEX

OEX Bayonet Globe 12V P21W BA15s - GLX23818

Confirm Vehicle
$19
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Narva Pipe Clamp 6mm Rubber & Steel - 10 Pc - 56478

Narva Pipe Clamp 6mm Rubber & Steel - 10 Pc - 56478

$16
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OEX Standard Blade Fuse, 3A Violet - Pack of 5 - ACX1600BL
OEX

OEX Standard Blade Fuse, 3A Violet - Pack of 5 - ACX1600BL

$7
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OEX 600A Red / Black Heavy Duty Bus Bar Box - ACX3162
OEX

OEX 600A Red / Black Heavy Duty Bus Bar Box - ACX3162

$326
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Drivetech 4x4 Power Distribution Box - DT-06013

Drivetech 4x4 Power Distribution Box - DT-06013

$224
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Narva EX2 9 inch LED Driving Light 12V/24V - Pair - 72182

Narva EX2 9 inch LED Driving Light 12V/24V - Pair - 72182

$853
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VDO Boost Gauge 52mm (0 - 30 PSI) - 150077011
VDO

VDO Boost Gauge 52mm (0 - 30 PSI) - 150077011

$241
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Showing 1210 - 1248 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.