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Parts for your 2019 Holden Astra-Coolant

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Rislone Hy-Per Cool Super Coolant 473ml - 41300

Rislone Hy-Per Cool Super Coolant 473ml - 41300

$39
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GV Demineralised Water 2L - DEMIN-02L

GV Demineralised Water 2L - DEMIN-02L

$6
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Mechpro Round Plastic Funnel 14cm - MPFPLAST

Mechpro Round Plastic Funnel 14cm - MPFPLAST

$6
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GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

GossFuel Emiss Hose (5/16) 8MM x 1M - FH80L10

$17
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T&E Tools Coolant Evacuator and System Tester

T&E Tools Coolant Evacuator and System Tester

$278
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Mechpro Big Mouth Funnel - MPFBIGM

Mechpro Big Mouth Funnel - MPFBIGM

$6
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Explore 4WD & Adventure

Repco 12 Pc Coolant Funnel Set - RST241

Repco 12 Pc Coolant Funnel Set - RST241

$149
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Mechpro 3pc Round Funnel Set - MPF3PC

Mechpro 3pc Round Funnel Set - MPF3PC

$12
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Rislone Radiator Stop Leak 325mL - 41196

Rislone Radiator Stop Leak 325mL - 41196

$20
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GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

GossFuel Emiss Hose (3/16) 5MM x 1M - FH50L10

$17
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Rislone Aluminium Radiator Stop Leak 479g - 41186

Rislone Aluminium Radiator Stop Leak 479g - 41186

$32
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Rislone Head Gasket Fix 680g - 41111

Rislone Head Gasket Fix 680g - 41111

$101
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Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

Goss Fuel Emiss Hose 6MMx15M PerM - FH60L150M

$19
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Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

Mechpro 3 in 1 Funnel with Strainer - MPF3IN1

$15
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Irontite Coolant System Sealer 600g - 960101

Irontite Coolant System Sealer 600g - 960101

$67
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Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

Goss Transmission Cooler Hose 8mm x 1m - TCH80L10

$22
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Nulon Radiator Flush & Clean 300mL - R40
Clearance

Nulon Radiator Flush & Clean 300mL - R40

$18
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Toledo Coolant Filler Funnel Set - 305092

Toledo Coolant Filler Funnel Set - 305092

$224
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Bedia Liquid Level Coolant Probe - 320408

Bedia Liquid Level Coolant Probe - 320408

$643
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Goss FuelcInjection Hose 8MMx 1M - FI80L10

Goss FuelcInjection Hose 8MMx 1M - FI80L10

$32
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Mechpro Multi-Purpose Funnel - MPFMULTI

Mechpro Multi-Purpose Funnel - MPFMULTI

$6
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Repco Radiator Cooling System Kit - RTT1019

Repco Radiator Cooling System Kit - RTT1019

$906
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GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

GossFuel Emiss Hose (1/4) 6MM x 1M - FH60L10

$17
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VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093
VDO

VDO Temperature Sensor 1/8 - 27NPT Stud Terminals - 320.093

$75
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Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

Goss Transmission Cooler Hose 10mm x 1m - TCH100L10

$24
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GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

GossFuel Emiss Hose (3/8) 10MM x 1M - FH100L10

$21
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Repco Oil Extractor 6L - ROE6L

Repco Oil Extractor 6L - ROE6L

$253
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Mechpro Giant Funnel - MPFGNT
Clearance

Mechpro Giant Funnel - MPFGNT

$5
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Wynn's Radiator Flush 325mL - 65332
Clearance

Wynn's Radiator Flush 325mL - 65332

$25
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Penrite Radiator Oil Remover 375ml - ADROR375

Penrite Radiator Oil Remover 375ml - ADROR375

$35
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Showing 40 - 78 of 134 products

2019 Holden Astra Coolant Maintenance and Replacement

Owning a 2019 Holden Astra comes with its fair share of responsibilities, including ensuring that all its parts are running smoothly. Something that might slip under the radar until it's too late is the coolant system. This vital element of your car's health plays a pivotal role in keeping the engine at the right temperature, preventing it from overheating and ensuring smooth rides no matter the time of year.

The coolant in your Holden Astra isn't there just for days when the going is hot - or when the temperatures plunge. It has the important job of maintaining the engine temperature, aiding in preventing corrosion, and ensuring all elements within the system remain lubricated. Clearly, the coolant is vital, and knowing when and how to replace it can mean the difference between a hiccup-free trip and an unexpected stop at the mechanic.

To ensure your Holden Astra keeps humming along without a hitch, consider these critical maintenance practices for your coolant system:

  • Understanding Coolant Lifespan: The owner's manual for the 2019 Holden Astra will be your best friend in determining how often to replace the coolant. Generally speaking, many modern coolants are designed to last for up to five years or about 100,000 kilometres. Still, checking with the manual or the vehicle's manufacturer for specific guidance on timeframes is a good practice to ensure you're adhering to the specifications.
  • Regular Coolant Checks: It's always good to periodically have a glance at your coolant reservoir. A quick check can prevent long-term issues. You don't want to wait until your engine runs hot to realise the coolant is low. A visible check allows you to ensure that your coolant is at the appropriate level and has the right appearance. It should have a bright, clear colour, with no particles or discolouration. If the coolant appears dark or murky, it could be a sign that a flush is needed.
  • Checking for Leaks: A puddle of coolant on your driveway can spell disaster for an engine if not caught early. Leaks are typically identifiable by a sweet smell or a distinctive coloured fluid around the engine bay or underneath the car. To avoid bigger issues, keep an eye out for any signs of leaks and address them immediately.
  • Flush and Refill: Just like an oil change, a coolant change might be something many owners consider doing themselves. However, for the uninitiated, this process can be a bit tricky and involves flushing out the existing coolant before adding a new batch. It's recommended to get this done by a professional who can ensure proper disposal of the old fluid and correct replacement with the right type and mixture of new coolant.
  • Coolant Testing: Some might think a visual inspection is enough, but getting the coolant tested by a professional every once in a while provides peace of mind. They can test for things like acidity and efficiency, ensuring it's still in optimum condition.
  • Using the Right Coolant: Every car is different, and manufacturers often recommend specific types of coolants, especially with newer models. The 2019 Holden Astra manual will specify which type and mix of coolant you should use. Ensure you're not mixing types, as this can compromise the cooling system.
  • Signs That a Coolant Replacement is Overdue: Some obvious signs indicate when your coolant system may need immediate attention. These include the engine constantly overheating, any visible steam from the engine, a persistently low coolant level (despite top-offs), and the vehicle's heater not working correctly.

Maintaining your 2019 Holden Astra's cooling system isn't just about avoiding problems, it's about ensuring a long, healthy life for your vehicle. Regular attention to the coolant system can save you from more significant issues down the road. When in doubt, always consult with your trusted mechanic to keep things in tip-top shape.

Don't cut corners. The right coolant with regular checks and changes will keep your Astra reliable and efficient. Here's to many more years and kilometres ahead with your trusty Holden Astra!