Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2020 Holden Astra-Headlight bulbs

Sort by
CTEK Accessories Kit

CTEK Accessories Kit

$236
Fitment Notes:
See More
Century VRLA Battery - PS12120L

Century VRLA Battery - PS12120L

$254
Fitment Notes:
See More

Explore 4WD & Adventure

HELLA 24V LED Daytime Running Light Rectangle - 563624V

HELLA 24V LED Daytime Running Light Rectangle - 563624V

$223
Fitment Notes:
See More
Hella Junction Box Plastic - 2770

Hella Junction Box Plastic - 2770

$173
Fitment Notes:
See More
Narva Stop/Tail/Indicator Light LED 9 to 33V - 94202

Narva Stop/Tail/Indicator Light LED 9 to 33V - 94202

$207
Fitment Notes:
See More
HELLA Stop/Tail/Indicator Light LED 12 or 24V - 2395

HELLA Stop/Tail/Indicator Light LED 12 or 24V - 2395

$165
Fitment Notes:
See More
Dorman Fuel Line Quick Connectors 5pc

Dorman Fuel Line Quick Connectors 5pc

$154
Fitment Notes:
See More
OEX Flush Mount Interior Light - LLX0312
OEX

OEX Flush Mount Interior Light - LLX0312

$156
Fitment Notes:
See More
Projecta Low Voltage Disconnect 30A 12V - LVD30

Projecta Low Voltage Disconnect 30A 12V - LVD30

$123
Fitment Notes:
See More
Narva Fuse Box Standard Blade 8 Way 25A 1 Pce - 54442

Narva Fuse Box Standard Blade 8 Way 25A 1 Pce - 54442

$135
Fitment Notes:
See More
Hella 12V LED Combination Lamp Slim Design - 237512V

Hella 12V LED Combination Lamp Slim Design - 237512V

$128
Fitment Notes:
See More
Projecta Pro Wave Inverter Remote

Projecta Pro Wave Inverter Remote

$105
Fitment Notes:
See More
OEX Cable Lug Solder or Crimp REF# 70-12 10Pk - ACX0117
OEX

OEX Cable Lug Solder or Crimp REF# 70-12 10Pk - ACX0117

$115
Fitment Notes:
See More
Projecta 12/24V Battery Surge Protector - SG130

Projecta 12/24V Battery Surge Protector - SG130

$97
Fitment Notes:
See More
Narva USB Adaptor - 81052BL

Narva USB Adaptor - 81052BL

$100
Fitment Notes:
See More
Projecta Rubber Cable Lug Cover 2Pk - CLC100

Projecta Rubber Cable Lug Cover 2Pk - CLC100

$75
Fitment Notes:
See More
Narva Side Marker Light Red/Amber 9 to 33V - 91600

Narva Side Marker Light Red/Amber 9 to 33V - 91600

$76
Fitment Notes:
See More
Stedi Swivel Bracket - ST-11-SVL-001

Stedi Swivel Bracket - ST-11-SVL-001

$63
Fitment Notes:
See More
Narva Stop/Tail/Indicator Light LED 12V - 93630BL

Narva Stop/Tail/Indicator Light LED 12V - 93630BL

$58
Fitment Notes:
See More
Showing 1600 - 1638 of 5670 products

2020 Holden Astra Headlight Bulbs: Purpose, Maintenance and Replacement Guide

The 2020 Holden Astra comes equipped with a set of headlight bulbs that are essential for safe driving, especially during night-time or poor weather conditions. These bulbs serve as the vehicle's primary source of front illumination, allowing drivers to see clearly and be seen by others on the road. Headlight bulbs on the 2020 Holden Astra are designed to provide bright, reliable lighting that ensures better visibility and enhances overall driving safety.

Headlight bulbs on the 2020 Holden Astra typically include both low beam and high beam functions. The low beams are used for standard night driving and in situations where visibility needs to be controlled to avoid dazzling other drivers. High beams, on the other hand, provide a stronger and longer-reaching beam of light for dimly lit or open roads, where maximum visibility is necessary. The bulbs themselves are usually halogen or LED types depending on the variant or trim level, with LEDs becoming more common in newer models for their energy efficiency and longer lifespan.

When it comes to maintenance, keeping the headlight bulbs in good working order is crucial. Over time, bulbs can dim, flicker or burn out completely, which not only compromises driver safety but can also result in a fine if the vehicle is inspected by police or during roadworthy checks. Regular inspections of the headlights should be part of routine vehicle servicing for the 2020 Holden Astra. Drivers should check both the brightness and alignment of the beams since a misaligned headlight can impair visibility and cause glare to other drivers.

Replacing headlight bulbs on the 2020 Holden Astra is generally a straightforward job that many motorists can perform themselves with a little guidance. However, it is important to ensure the replacement bulb matches the correct specification for the vehicle. Using the wrong bulb type can cause damage to the headlight assembly or lead to poor lighting performance. It is always recommended to refer to the owner's manual or consult an authorised Holden service centre for the exact bulb type. Common bulb sizes for the 2020 Holden Astra include H7 for low beams and H1 for high beams, but this can vary based on trim and region.

One handy tip when changing bulbs is to avoid touching the glass part of the new bulb with bare fingers. Oils and dirt from the skin can create hotspots on the bulb glass which may cause premature failure. Wearing gloves or using a clean cloth is a good practice to extend the lifespan of the replacement bulb. After installation, it is also worthwhile to test the headlights in a darkened area to confirm both bulbs are functioning properly and that the beam pattern is correctly aimed.

Besides bulb maintenance, headlight lenses and housing should be regularly cleaned and checked for damage. Scratches, clouding or cracks in the lens can reduce light output and should be addressed to maintain optimal illumination. Some drivers may also consider upgrading to brighter bulbs or LED replacements for improved lighting performance, but it is important that these upgrades comply with Australian road regulations to avoid legal issues.

While headlights are a critical safety feature, they also contribute to the vehicle's aesthetic appeal and road presence. Crisp, clear headlights on a 2020 Holden Astra not only assist the driver but also signal the vehicle's condition to other road users. Taking care of the headlight bulbs through regular checks, timely replacement, and proper handling ensures the Astra remains safe and reliable on all journeys.

Overall, the headlight bulbs on the 2020 Holden Astra are a vital component of the car's lighting system. Attention to proper maintenance and replacement helps maintain driving safety and compliance with road rules. Regular servicing and proactive care with the headlight bulbs keep the commute safe and trouble-free, no matter if it's a short city trip or a long country drive.