Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2003 Holden Commodore-Batteries

Sort by
Redarc Latching Relay 12 or 24V 10A - CR1224L

Redarc Latching Relay 12 or 24V 10A - CR1224L

$238
Fitment Notes:
See More
Hella LED Trailer Lamp Kit 12/24v - 2VB980720811

Hella LED Trailer Lamp Kit 12/24v - 2VB980720811

$293
Fitment Notes:
See More

Explore 4WD & Adventure

Narva Work Light LED Round 10 - 80V Flood Beam - 72430

Narva Work Light LED Round 10 - 80V Flood Beam - 72430

$157
Fitment Notes:
See More
Narva Narrow LED Lamp 10-80v - 72429

Narva Narrow LED Lamp 10-80v - 72429

$147
Fitment Notes:
See More
Hella Relay 12V 4Pin Solidstate - 3063

Hella Relay 12V 4Pin Solidstate - 3063

$148
Fitment Notes:
See More
Narva Reverse Light LED 10-30V - 93818BL

Narva Reverse Light LED 10-30V - 93818BL

$122
Fitment Notes:
See More
OEX Black Nylon Cable Tie Assortment - 1000 Pc - ACX1325
OEX

OEX Black Nylon Cable Tie Assortment - 1000 Pc - ACX1325

$105
Fitment Notes:
See More
Hella Front Indicator Light Incandescent 12 or 24V - 2126

Hella Front Indicator Light Incandescent 12 or 24V - 2126

$99
Fitment Notes:
See More
Narva Volt Meter - 81135BL

Narva Volt Meter - 81135BL

$91
Fitment Notes:
See More
Narva Mini Flush Mount USB Socket - 81100BL

Narva Mini Flush Mount USB Socket - 81100BL

$94
Fitment Notes:
See More
Narva Front Marker Light Clear LED 9 to 33V - 91704

Narva Front Marker Light Clear LED 9 to 33V - 91704

$102
Fitment Notes:
See More
VDO Single Gauge Mounting Bracket 52mm - 230.005
VDO

VDO Single Gauge Mounting Bracket 52mm - 230.005

$66
Fitment Notes:
See More
Narva 12V LED 75MM INTERIOR LAMP - 87500-12

Narva 12V LED 75MM INTERIOR LAMP - 87500-12

$53
Fitment Notes:
See More
Narva Pipe Clamp 40mm Rubber & Steel - 10 Pc - 56488

Narva Pipe Clamp 40mm Rubber & Steel - 10 Pc - 56488

$50
Fitment Notes:
See More
Narva Pipe Clamp 35mm Rubber & Steel - 10 Pc - 56487

Narva Pipe Clamp 35mm Rubber & Steel - 10 Pc - 56487

$51
Fitment Notes:
See More
Hella 12/24V LED Front Marker Lamp Clear - 2055BULK

Hella 12/24V LED Front Marker Lamp Clear - 2055BULK

$46
Fitment Notes:
See More
Narva Grey 50 Amp Connectors With Contacts - 57200BL2

Narva Grey 50 Amp Connectors With Contacts - 57200BL2

$47
Fitment Notes:
See More
Narva Side Marker Light Red/Amber LED 9 to 33V - 91402

Narva Side Marker Light Red/Amber LED 9 to 33V - 91402

$43
Fitment Notes:
See More
Narva Pipe Clamp 27mm ID 10 Pc - 56485

Narva Pipe Clamp 27mm ID 10 Pc - 56485

$39
Fitment Notes:
See More
Showing 1951 - 1989 of 6078 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.