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
Narva Electronic LED Flasher 12V 2 Pin - 68249BL

Narva Electronic LED Flasher 12V 2 Pin - 68249BL

$75
Fitment Notes:
See More
Narva Pipe Clamp 50mm Rubber & Steel - 10 Pc - 56490

Narva Pipe Clamp 50mm Rubber & Steel - 10 Pc - 56490

$59
Fitment Notes:
See More
Narva Heavy Duty Twin Accessory/Dual Usb Sockets - 81144BL

Narva Heavy Duty Twin Accessory/Dual Usb Sockets - 81144BL

$63
Fitment Notes:
See More
Deutsch DT #16 - 3 Way 1 Kit - ACX2911

Deutsch DT #16 - 3 Way 1 Kit - ACX2911

$55
Fitment Notes:
See More

Explore 4WD & Adventure

OEX Led Load Resistor 12/24V - ACX2023
OEX

OEX Led Load Resistor 12/24V - ACX2023

$45
Fitment Notes:
See More
Narva 12V Relay 40A 5 Pin With Resistor - 68028BL

Narva 12V Relay 40A 5 Pin With Resistor - 68028BL

$32
Fitment Notes:
See More
Hella Fuse Box - Standard Blade 4 Way 1Pce - 8720

Hella Fuse Box - Standard Blade 4 Way 1Pce - 8720

$30
Fitment Notes:
See More
Narva Black Switch Decal Set - Transport - 63177BL

Narva Black Switch Decal Set - Transport - 63177BL

$24
Fitment Notes:
See More
Narva Reflector Round Red 84mm - 2 Pce - 84022BL

Narva Reflector Round Red 84mm - 2 Pce - 84022BL

$20
Fitment Notes:
See More
Narva Connector Strip Plastic - 56282BL

Narva Connector Strip Plastic - 56282BL

$18
Fitment Notes:
See More
OEX Heatshrink Assortment Kit 3.2-6.5mm - ACX1137
OEX

OEX Heatshrink Assortment Kit 3.2-6.5mm - ACX1137

$18
Fitment Notes:
See More
Narva ANL Fuse 150A 1 Pce - 53915

Narva ANL Fuse 150A 1 Pce - 53915

$17
Fitment Notes:
See More
Hella Super Seal Plug & Socket 2 Pole - 4982

Hella Super Seal Plug & Socket 2 Pole - 4982

$17
Fitment Notes:
See More
HELLA Reflector Round Red 60mm - 1 Pce - 2915

HELLA Reflector Round Red 60mm - 1 Pce - 2915

$12
Fitment Notes:
See More
Halogen Work Light Square Flood Beam - 72410
Clearance

Halogen Work Light Square Flood Beam - 72410

$10
Fitment Notes:
See More
OEX Hard Plastic Cover Suit 50A Anderson Plug - ACX2760HC
OEX

OEX Hard Plastic Cover Suit 50A Anderson Plug - ACX2760HC

$8
Fitment Notes:
See More
OEX QC Connector Male/Female White 2 Pole - 1 Kit - ACX2732BL
OEX

OEX QC Connector Male/Female White 2 Pole - 1 Kit - ACX2732BL

$7
Fitment Notes:
See More
OEX Black Nylon Cable Ties - 2.5mm x 100mm - 100 Pc - ACX1315
OEX

OEX Black Nylon Cable Ties - 2.5mm x 100mm - 100 Pc - ACX1315

$5
Fitment Notes:
See More
Showing 1717 - 1755 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.