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
NOCO Boost 12V 3000A Jump Starter - GB150

NOCO Boost 12V 3000A Jump Starter - GB150

$694
Fitment Notes:
See More
Repco by Century Marine Battery N70ZM MF - N70ZM MF

Repco by Century Marine Battery N70ZM MF - N70ZM MF

$393
Fitment Notes:
See More
Drivetech 4x4 Power Distribution Box - DT-02011

Drivetech 4x4 Power Distribution Box - DT-02011

$246
Fitment Notes:
See More
MaxiTrac 300W Pure Sine Wave Inverter - MTPSW300

MaxiTrac 300W Pure Sine Wave Inverter - MTPSW300

$213
Fitment Notes:
See More

Explore 4WD & Adventure

OEX Favourite Fuse Assortment Kit - 169pcs - ACX1737
OEX

OEX Favourite Fuse Assortment Kit - 169pcs - ACX1737

$46
Fitment Notes:
See More
Narva Stop/Tail/Indicator Light Incandescent - 86710

Narva Stop/Tail/Indicator Light Incandescent - 86710

$40
Fitment Notes:
See More
Stedi Quad Pro LED Driving Lights - LEDQUAD-PRO

Stedi Quad Pro LED Driving Lights - LEDQUAD-PRO

$759
Fitment Notes:
See More
OEX 450 lumen Rechargeable LED Flood Light with Clamp
OEX

OEX 450 lumen Rechargeable LED Flood Light with Clamp

$80
Fitment Notes:
See More
Stedi Type S LED Head Torch - LEDTASK-HTTYPES

Stedi Type S LED Head Torch - LEDTASK-HTTYPES

$65
Fitment Notes:
See More
BATTERY SMART CHARGER 3 STAGE 4A - PTC12V4A

BATTERY SMART CHARGER 3 STAGE 4A - PTC12V4A

$100
Fitment Notes:
See More
NOCO Boost Max 12V 5250A Jump Starter - GB250
Clearance

NOCO Boost Max 12V 5250A Jump Starter - GB250

$999
Fitment Notes:
See More
OEX Underbonnet LED Work Light, Extendable Length
OEX

OEX Underbonnet LED Work Light, Extendable Length

$215
Fitment Notes:
See More
OEX Head Light Connector To Suit 9005 - ACX2719
OEX

OEX Head Light Connector To Suit 9005 - ACX2719

$13
Fitment Notes:
See More
Stedi Switch Panel Fascia To Suit Ford Ranger

Stedi Switch Panel Fascia To Suit Ford Ranger

$109
Fitment Notes:
See More
Century VRLA Battery - PS1270

Century VRLA Battery - PS1270

$75
Fitment Notes:
See More
Projecta Battery Isolator Terminal Negative 1Pk - BT001

Projecta Battery Isolator Terminal Negative 1Pk - BT001

$23
Fitment Notes:
See More
Mechpro Accessory Plug Extension Lead - MPEA03

Mechpro Accessory Plug Extension Lead - MPEA03

$22
Fitment Notes:
See More
OEX Folding Inspection Light
OEX

OEX Folding Inspection Light

$53
Fitment Notes:
See More
NOCO Genius 1A Battery Charger - GENIUS1AU

NOCO Genius 1A Battery Charger - GENIUS1AU

$211
Fitment Notes:
See More
MaxiTrac Driving Light Harness 12/24V

MaxiTrac Driving Light Harness 12/24V

$92
Fitment Notes:
See More
Showing 430 - 468 of 5672 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.