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Parts for your 2004 Holden Commodore-Batteries

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OEX 12V Low Note Horn - ACX5120
OEX

OEX 12V Low Note Horn - ACX5120

$46
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Hella Air Horn 12V 117dB - 6014

Hella Air Horn 12V 117dB - 6014

$96
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OEX Disc Horn 12V 100dB - ACX5119
OEX

OEX Disc Horn 12V 100dB - ACX5119

$33
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OEX Air Horn 12V 115dB - ACX5108
OEX

OEX Air Horn 12V 115dB - ACX5108

$123
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OEX 12V High/Low Horn - ACX5122
OEX

OEX 12V High/Low Horn - ACX5122

$79
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Hella Fan Fare Horn 12V 112Db - 6005

Hella Fan Fare Horn 12V 112Db - 6005

$78
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OEX 12V High Note Horn - ACX5121
OEX

OEX 12V High Note Horn - ACX5121

$45
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Explore 4WD & Adventure

Hella Horn Set Super Tone 12V - 6037

Hella Horn Set Super Tone 12V - 6037

$359
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OEX Disc Horn 12V 110dB - ACX5117
OEX

OEX Disc Horn 12V 110dB - ACX5117

$49
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Hella Horn Set Super Tone High/Low 12V - 6036

Hella Horn Set Super Tone High/Low 12V - 6036

$342
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Hella Air Horn 24V 117dB - 6027

Hella Air Horn 24V 117dB - 6027

$101
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Hella Disc Horn 12V 115dB - 6001

Hella Disc Horn 12V 115dB - 6001

$44
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Narva 12V Compact Electropneumatic Truck Horn - 72537BL

Narva 12V Compact Electropneumatic Truck Horn - 72537BL

$292
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OEX Disc Horn 24V 110dB - ACX5101
OEX

OEX Disc Horn 24V 110dB - ACX5101

$99
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OEX Trumpet Horn 24V 115dB - ACX5107
OEX

OEX Trumpet Horn 24V 115dB - ACX5107

$694
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Narva Air Horn 12V 117dB - 72530

Narva Air Horn 12V 117dB - 72530

$427
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OEX Disc Horn 24V 115dB - ACX5118
OEX

OEX Disc Horn 24V 115dB - ACX5118

$63
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Narva Air Horn 24V 117dB - 72532

Narva Air Horn 24V 117dB - 72532

$201
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Narva Replacement 12V Compressor - 72531

Narva Replacement 12V Compressor - 72531

$123
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Narva Fan Fare Horn 12V 110dB - 72501

Narva Fan Fare Horn 12V 110dB - 72501

$271
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Narva Disc Horn 12V 118dB - 72517

Narva Disc Horn 12V 118dB - 72517

$66
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Hella Horn Set Super Tone 24V - 603724V

Hella Horn Set Super Tone 24V - 603724V

$493
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Narva Disc Horn High/Low Tone Twin Pack 24V 112dB - 72520

Narva Disc Horn High/Low Tone Twin Pack 24V 112dB - 72520

$153
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Hella Horn 24V High Tone 92Mm - 6020

Hella Horn 24V High Tone 92Mm - 6020

$63
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Oceans Acoustic Horn & Can - 10033

Oceans Acoustic Horn & Can - 10033

$38
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Narva Disc Horn 12V 112dB - 72517BL

Narva Disc Horn 12V 112dB - 72517BL

$66
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Narva Disc Horn 12V 112dB - 72510

Narva Disc Horn 12V 112dB - 72510

$297
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Narva Disc Horn 24V 105dB - 72525BL

Narva Disc Horn 24V 105dB - 72525BL

$180
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Narva Disc Horn 12V 105dB - 72515BL

Narva Disc Horn 12V 105dB - 72515BL

$151
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Narva Disc Horn 24V 118dB - 72527

Narva Disc Horn 24V 118dB - 72527

$81
Fitment Notes:
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Narva Disc Horn 24V 118dB - 72527BL

Narva Disc Horn 24V 118dB - 72527BL

$85
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Narva Disc Horn 12V 105Db - 72515

Narva Disc Horn 12V 105Db - 72515

$151
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Narva Disc Horn 24V 105dB - 72525

Narva Disc Horn 24V 105dB - 72525

$82
Fitment Notes:
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Showing 1 - 33 of 33 products

Maintaining and Replacing the Battery in Your 2004 Holden Commodore

If you're driving a 2004 Holden Commodore, it's important to keep an eye on its battery to ensure your vehicle runs smoothly. The trusty Commodore, like most modern vehicles, relies on a battery to power all its electrical components, from starting the engine to powering the lights and other accessories. Ensuring that your battery is in good condition is key to avoiding any unwanted surprises when you really need your car to perform.

Batteries have a finite lifespan, typically around three to five years, so maintaining or replacing it when necessary is part of the routine care your Commodore deserves. Here's a guide to help you navigate battery maintenance and replacement.

  • Checking the Battery Health: A good practice is to periodically check your battery's health. A voltmeter can help you determine if your battery is providing an adequate charge. A fully charged car battery should read around 12.6 volts or above with the engine off and over 14 volts when the engine is running. If the readings fall below these numbers, it might be time to replace the battery.
  • Visual Inspection: Regularly inspect the battery for any signs of corrosion or damage. Look for white, ashy substances around the terminals, which indicate corrosion. Corrosion can impede the battery's performance, so keeping the terminals clean is essential. Use a mixture of baking soda and water to clean corrosion off the terminals, and ensure they are securely fastened.
  • Signs of a Weak Battery: Be attentive to the signs that your battery might be weakening. If you notice your engine cranking more slowly than usual, or your lights dimming when idling but becoming brighter when you rev the engine, these could be indications that the battery is not holding a charge as it should.
  • Routine Maintenance: Ensuring that your battery is part of your regular vehicle maintenance is vital. When you take your car in for service, ask your mechanic to check the battery's condition. This way, you can catch any potential issues early and avoid trouble later.

If you've determined that your battery needs replacing, here's a basic guide on how to go about it:

  1. Choosing the Right Battery: Ensure you choose the correct battery size and type for your 2004 Holden Commodore. Refer to the owner's manual, or consult a professional to make sure you get the right one.
  2. Gather Necessary Tools: You'll need a wrench set, a wire brush or battery terminal cleaner, and a pair of gloves to protect your hands during the process.
  3. Disconnect the Old Battery: Start with turning off the engine and ensure all car electrical components are off. Disconnect the negative terminal first, followed by the positive terminal. This prevents any short circuits.
  4. Remove the Old Battery: Carefully lift out the old battery. Batteries can be heavy, so using both hands is advised. Be sure to dispose of it properly, most automotive stores offer recycling for used batteries.
  5. Install the New Battery: Place the new battery in the tray and secure it with the clamp. Connect the positive terminal first, followed by the negative. Ensure the connections are tight and free of corrosion.
  6. Test the Installation: Once the new battery is in place, start the engine to ensure it's operating correctly. If everything powers up as expected, you're good to go.

Regular battery checks should be part of your car care routine, along with other essential upkeep tasks. Regular maintenance can help extend the life of your battery and ensure your Holden Commodore remains reliable through every journey. Adopting a proactive approach not only prevents unforeseen car troubles but also saves you time and money in the long run. Drive with peace of mind knowing that your battery, and by extension your car, is in great shape. Happy motoring with your 2004 Holden Commodore!