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Parts for your 2004 Holden Astra-Headlight bulbs
Repco H4 Headlight Bulb Plus 30 12V 60/55W P43T - RH4BL-2
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Repco P21/5W Bayonet Off-set pins Globe 12V 21/5W BAY15d Pack of 2 - R380BLL
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Repco H7 Headlight Bulb Plus 30 55W Px26D Bl - RH7BL-2
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Repco W21/5W Wedge Globe 12V 21/5W W3x16q Pack of 2 - R534BLL
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Repco W5W Wedge Globe 12V 5W W2.1x9.5d Pack of 2 - R501BLL
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Explore 4WD & Adventure
Repco H11 Headlight Bulb Plus 30 Performance 12V 55W Pgj192 Bl - RH11BL-2
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Repco P21W Bayonet Globe 12V 21W BA15s Pack of 2 - R382BLL
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Repco PY21W Bayonet Amber Globe 12V 21W BAU15s Pack of 2 - R384BLL
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Repco H7 Headlight Bulb Long Life 12V 55W Px26D - RH7LLBL-2
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Repco W16W Wedge Globe 12V 18W W2x15d Pack of 2 - R526BLL
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Repco H4 Headlight Bulb 12V 60/55W Blue Bl - RH4BLUEBL2
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Repco H4 Headlight Bulb 12V 60/55W 60+ Bl - RH4P60BL2
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Repco H4 Headlight Bulb Performance Long Life 12V 60/55W P43T38 - RH4LLBL-2
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Repco WY5W Wedge Amber Globe 12V 5W W2.1x9.5d Pack of 2 - R510BLL
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Repco W5W Wedge Globe 24V 5W W2.1x9.5d Pack of 2 - R502BLL
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Repco Halogen Headlight Globe Standard H16 12V 19W Pgj193 - RH16BL-2
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Repco WY21W Wedge Amber Globe 12V 21W W3x16d Pack of 2 - R532BLL
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Repco H4 Headlight Bulb 12V 60/55W 130+ Bl - RH4P130BL2
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Repco H4 Headlight Bulb 12V 60/55W Plus 100 - RH4P100BL2
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Repco Halogen Headlight Performance High Watt H1 Globe 12V 100W P14.5S - RH1100BL-2
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Repco PY21W Bayonet Amber Globe 12V 21W BA15s Pack of 2 - R383BLL
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Repco H7 Headlight Bulb 12V 55W 130+ Bl - RH7P130BL2
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Repco H7 Headlight Bulb 12V 55W 60+ Bl - RH7P60BL2
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Repco H11 Headlight Bulb Long Life 12V 55W Pgj192 - RH11LLBL-2
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Headlight Bulbs for the 2004 Holden Astra: Purpose and Maintenance Tips
The 2004 Holden Astra is a popular compact car known for its solid performance and reliable features, including its lighting system. One crucial component of this lighting setup is the headlight bulbs. These bulbs are essential for safe driving, especially during nighttime or poor weather conditions. Like most vehicles, the 2004 Holden Astra comes fitted with headlight bulbs to ensure visibility on the road and compliance with Australian road safety standards.
Headlight bulbs serve a straightforward purpose. They illuminate the road ahead, allowing drivers to see clearly while giving other road users a chance to spot the vehicle. For a car like the 2004 Holden Astra, which may often be used in urban, suburban, or rural areas across Australia, having fully functioning headlights is critical. This is particularly important since Australia's roads can include unlit highways and areas with wildlife, so reliable lighting can make a significant difference in avoiding accidents.
The standard headlight bulbs fitted to the 2004 Holden Astra are usually halogen types, which are common across many vehicles from that era. Halogen bulbs offer a bright, white light that is effective for illuminating the road without putting excessive strain on the car's electrical system. These bulbs tend to have a decent lifespan but do require occasional replacement to maintain optimal visibility.
When it comes to servicing headlight bulbs on the 2004 Holden Astra, a few key points are worth knowing. First, it is advisable to check the bulbs regularly as part of general vehicle maintenance. During regular servicing, mechanics often inspect lighting systems to ensure they are functioning correctly and replace any bulbs that have dimmed or burned out. Drivers can also perform this check themselves by turning on the headlights and walking around the vehicle to see if both lights are bright and functioning.
Replacing headlight bulbs on the 2004 Holden Astra is a relatively simple task, and many car owners can do this themselves with minimal tools. Usually, the headlight assembly is accessible from under the bonnet. It is essential to handle bulbs carefully during replacement - using gloves or a clean cloth to avoid getting skin oils on the glass, which can cause hot spots and shorten bulb life.
Replacement bulbs should always match the specifications for the 2004 Holden Astra headlight system. Using a bulb with the wrong wattage or fitting can lead to poor lighting performance or electrical issues. Australian auto parts suppliers typically stock the correct halogen bulbs for this model, making it easy to find the right replacement. It's also a good idea to replace both bulbs at the same time, even if only one has failed. This ensures even light output and balanced visibility on the road.
Headlight bulbs can also suffer wear and tear due to various factors beyond bulb age, such as exposure to moisture ingress, dirt, or impact damage from road debris. It's wise to check the headlight housing for cracks or other damage that may affect the bulbs' operation. Keeping the headlight lenses clean and clear improves light projection and safety.
Aside from manual checks and replacements, the 2004 Holden Astra's headlight bulbs benefit from being included in regular vehicle servicing routines. Servicing intervals often involve a checklist where mechanics inspect the entire lighting system, including indicators and brake lights. This proactive approach helps catch any headlight bulb issues before they become a hazard, ensuring the vehicle remains roadworthy and compliant with regulations.
For drivers looking to enhance their lighting performance, there are also higher-performance halogen bulbs or LED upgrade kits available, though these should be chosen carefully and installed in accordance with local road rules. The standard halogen bulbs on the 2004 Holden Astra strike a good balance between affordability, performance, and ease of replacement.
In short, headlight bulbs are a fundamental part of the 2004 Holden Astra's design, playing a vital role in driving safety. Regular checks, prompt replacement when needed, and maintaining clean headlight assemblies help maximise the lifespan and effectiveness of these bulbs. Whether tackling the busy streets of Sydney or the quieter roads of regional Australia, functioning headlight bulbs make driving much safer and more comfortable, day or night.