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
HELLA LED Reverse Lamp Flush Mount - 12V/24V - 1490

HELLA LED Reverse Lamp Flush Mount - 12V/24V - 1490

$226
Fitment Notes:
See More
Hella Timer Adjustable - 12V 10A - 3087

Hella Timer Adjustable - 12V 10A - 3087

$219
Fitment Notes:
See More
Narva Wire Tap Connectors 3-4mm 500 Pack - 56160/500

Narva Wire Tap Connectors 3-4mm 500 Pack - 56160/500

$223
Fitment Notes:
See More
OEX Circuit Breaker Manual Reset 15A 1 Pce - ACX1885BL
OEX

OEX Circuit Breaker Manual Reset 15A 1 Pce - ACX1885BL

$174
Fitment Notes:
See More
VDO Temperature Gauge Electric 24V 60 - 200 C - 310040004
VDO

VDO Temperature Gauge Electric 24V 60 - 200 C - 310040004

$182
Fitment Notes:
See More
Fog Light Rectangle 12V 55W

Fog Light Rectangle 12V 55W

$182
Fitment Notes:
See More

Explore 4WD & Adventure

Narva Interior Light LED Rectangle 9 To 33V - 87512

Narva Interior Light LED Rectangle 9 To 33V - 87512

$180
Fitment Notes:
See More
Number Plate Light LED 9 to 33V With 0.5M Lead - 91672

Number Plate Light LED 9 to 33V With 0.5M Lead - 91672

$184
Fitment Notes:
See More
VDO Fuel Gauge 12V 52mm - 301010009
VDO

VDO Fuel Gauge 12V 52mm - 301010009

$162
Fitment Notes:
See More
Narva Flush Mount LED Volt & Amp meter display - 81138BL

Narva Flush Mount LED Volt & Amp meter display - 81138BL

$157
Fitment Notes:
See More
Narva EBS / ABS 12/24V Parking Socket - 82097

Narva EBS / ABS 12/24V Parking Socket - 82097

$147
Fitment Notes:
See More
Deutsch #20 DTM Solid Contact Crimp Tool - ACX2940

Deutsch #20 DTM Solid Contact Crimp Tool - ACX2940

$166
Fitment Notes:
See More
HELLA Side Marker Light Red/Amber LED 9 to 33V - 2033

HELLA Side Marker Light Red/Amber LED 9 to 33V - 2033

$139
Fitment Notes:
See More
Hella 12V/24V Combo Trailer Light LED - 23946M

Hella 12V/24V Combo Trailer Light LED - 23946M

$158
Fitment Notes:
See More
Narva Stop/Tail Light LED 10 to 30V - 93816BL

Narva Stop/Tail Light LED 10 to 30V - 93816BL

$157
Fitment Notes:
See More
Narva Cable Tie Assortment Kit - 1000Pc - 56430

Narva Cable Tie Assortment Kit - 1000Pc - 56430

$125
Fitment Notes:
See More
Narva Fuse Box Standard Blade 10 Way 150A 1 Pce - 54445BL

Narva Fuse Box Standard Blade 10 Way 150A 1 Pce - 54445BL

$120
Fitment Notes:
See More
Narva Side Marker Light Red/Amber LED 9 to 33V - 91404CBL

Narva Side Marker Light Red/Amber LED 9 to 33V - 91404CBL

$123
Fitment Notes:
See More
Hella Mini Relay 12V Normally Open 25A - 3076

Hella Mini Relay 12V Normally Open 25A - 3076

$106
Fitment Notes:
See More
Narva Super Seal Socket 1 Pole 50 Pce - 57539

Narva Super Seal Socket 1 Pole 50 Pce - 57539

$99
Fitment Notes:
See More
Deutsch DT #16 - 6 Way 1 Kit - ACX2913

Deutsch DT #16 - 6 Way 1 Kit - ACX2913

$107
Fitment Notes:
See More
Showing 2926 - 2964 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.