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Parts for your 2003 Holden Commodore-Batteries

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Interior Light LED 9 to 33V Surface Mount - 2JA959950561

Interior Light LED 9 to 33V Surface Mount - 2JA959950561

$278
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Cole Hersee Continuous Duty Solenoid 12V 85A Change Over

Cole Hersee Continuous Duty Solenoid 12V 85A Change Over

$244
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Narva Stop/Tail Light Incandescent 24V - 94014

Narva Stop/Tail Light Incandescent 24V - 94014

$227
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Narva LED 34 9/33V SLIM L/P 9M - 93436-9

Narva LED 34 9/33V SLIM L/P 9M - 93436-9

$317
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Narva Master Fuse Assortment - 300 Pieces - 52035

Narva Master Fuse Assortment - 300 Pieces - 52035

$313
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Explore 4WD & Adventure

Rear Indicator Light LED 9 to 33V - 2159

Rear Indicator Light LED 9 to 33V - 2159

$241
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HELLA 12V 2984 2NM BICOLOUR BLACK - 2LT002984315

HELLA 12V 2984 2NM BICOLOUR BLACK - 2LT002984315

$234
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VDO Hour Meter Round 52mm Analogue 12V - 331810012004
VDO

VDO Hour Meter Round 52mm Analogue 12V - 331810012004

$293
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OEX  Neutral Start Switch

OEX Neutral Start Switch

$272
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Hella Reverse Light LED 9 to 33V Surface Mount - 1446H

Hella Reverse Light LED 9 to 33V Surface Mount - 1446H

$271
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Narva LED Module Corner Standard To Suit 8502_ - 85101A

Narva LED Module Corner Standard To Suit 8502_ - 85101A

$256
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Narva Work Light Narrow Flood LED 9-64V - 72431

Narva Work Light Narrow Flood LED 9-64V - 72431

$299
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HELLA 9-33V LED Strobe Red Permanent Mount - 95901140

HELLA 9-33V LED Strobe Red Permanent Mount - 95901140

$249
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Leda Spiral Flex, OD: 32mm, ID: 22mm, 15M Roll - SX32

Leda Spiral Flex, OD: 32mm, ID: 22mm, 15M Roll - SX32

$224
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VDO Pressure Gauge Mechanical (0 - 1000 kpa) - 150035020
VDO

VDO Pressure Gauge Mechanical (0 - 1000 kpa) - 150035020

$256
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LED Autolamps Round Work/Reverse Lamp - 7512WM

LED Autolamps Round Work/Reverse Lamp - 7512WM

$229
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LED Autolamps White Led Rev J3 Lamp Insert - J3WM

LED Autolamps White Led Rev J3 Lamp Insert - J3WM

$286
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LED Strobe Red 12 or 24V Permanent Mount - 85206R

LED Strobe Red 12 or 24V Permanent Mount - 85206R

$323
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Ecco Steel Beacon Guard Black 150mm x 114mm - A6220BG

Ecco Steel Beacon Guard Black 150mm x 114mm - A6220BG

$274
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Showing 4252 - 4290 of 6079 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.