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
Narva Accessories Socket - 81025BL

Narva Accessories Socket - 81025BL

$44
Fitment Notes:
See More
OEX 120A Anderson Environmental Boot - Source Side - ACX2776
OEX

OEX 120A Anderson Environmental Boot - Source Side - ACX2776

$43
Fitment Notes:
See More
Hella Latching Micro Relay 5 Pin 12V - 3064L

Hella Latching Micro Relay 5 Pin 12V - 3064L

$39
Fitment Notes:
See More
Narva Rear Marker Light Red LED 9 to 33V - 91432

Narva Rear Marker Light Red LED 9 to 33V - 91432

$37
Fitment Notes:
See More

Explore 4WD & Adventure

Narva Reflector Round Red 65mm - 2 Pce - 84007BL

Narva Reflector Round Red 65mm - 2 Pce - 84007BL

$26
Fitment Notes:
See More
OEX Battery Terminal Wing Nut Positive - ACX0006PBL
OEX

OEX Battery Terminal Wing Nut Positive - ACX0006PBL

$21
Fitment Notes:
See More
Eveready 6V Battery Dolphin Lantern 1Pk - E301286400

Eveready 6V Battery Dolphin Lantern 1Pk - E301286400

$17
Fitment Notes:
See More
OEX Battery Terminal Insulator Red 10pk - ACX3143
OEX

OEX Battery Terminal Insulator Red 10pk - ACX3143

$16
Fitment Notes:
See More
OEX QC Connector Male White 2 Pole - 10 Pce - ACX2681
OEX

OEX QC Connector Male White 2 Pole - 10 Pce - ACX2681

$15
Fitment Notes:
See More
OEX 15A Blue Auto Reset Circuit Breaker - Single - ACX2001BL
OEX

OEX 15A Blue Auto Reset Circuit Breaker - Single - ACX2001BL

$15
Fitment Notes:
See More
Narva Cable Lug 10mm2 8mm Stud Flared End - 57121BL

Narva Cable Lug 10mm2 8mm Stud Flared End - 57121BL

$15
Fitment Notes:
See More
OEX Maxi Blade Fuse, 40A Orange - Single Pack - ACX1627BL
OEX

OEX Maxi Blade Fuse, 40A Orange - Single Pack - ACX1627BL

$12
Fitment Notes:
See More
OEX Pilot Light LED Red 12-24v Blade Terminals - ACX2482BL
OEX

OEX Pilot Light LED Red 12-24v Blade Terminals - ACX2482BL

$10
Fitment Notes:
See More
OEX Midi Fuse, 200A Bolt On - Single Pack - ACX6513BL
OEX

OEX Midi Fuse, 200A Bolt On - Single Pack - ACX6513BL

$10
Fitment Notes:
See More
Narva P Clip 7.9mm ID Plastic 5Pc - 56583BL

Narva P Clip 7.9mm ID Plastic 5Pc - 56583BL

$8
Fitment Notes:
See More
OEX Standard Blade Fuse, 5A Tan - Pack of 5 - ACX1601BL
OEX

OEX Standard Blade Fuse, 5A Tan - Pack of 5 - ACX1601BL

$7
Fitment Notes:
See More
Narva Glass Fuse 3AG 2A 5Pk - 52302BL

Narva Glass Fuse 3AG 2A 5Pk - 52302BL

$6
Fitment Notes:
See More
Narva Cable Tie Mount Head 3.2mm x 160mm - 25Pc - 56422

Narva Cable Tie Mount Head 3.2mm x 160mm - 25Pc - 56422

$5
Fitment Notes:
See More
Repco Glass Fuse Pack 15A 5 Pce - RGF15BL
Clearance

Repco Glass Fuse Pack 15A 5 Pce - RGF15BL

$0.01
Fitment Notes:
See More
Hella Front Indicator Light Incandescent 12 or 24V - 2126

Hella Front Indicator Light Incandescent 12 or 24V - 2126

$99
Fitment Notes:
See More
Showing 1444 - 1482 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.